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<!-- DFIN New ActiveDisclosure (SM) XBRL Schema Document - http://www.dfinsolutions.com/ -->
<!-- Creation Date :2026-04-29T08:33:47.9284+00:00 -->
<!-- Copyright (c) 2026 Donnelley Financial Solutions, Inc. All Rights Reserved. -->
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_InventorySupplierBMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Represents the information pertaining to inventory supplier B.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_FundingDebtsObligationsToFundingPartnersMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Funding debts obligations to funding partners.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_FundingDebtsObligationsToFundingPartnersMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Funding Debts Obligations To Funding Partners [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_FundingDebtsObligationsToFundingPartnersMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Liabilities to Funding Partners</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SegmentDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Segments [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivablesEqualToGreaterThan90DaysPastDueMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">90-179 Days Past Due</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivablesEqualToGreaterThan90DaysPastDueMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financial Asset, Equal to or Greater than 90 Days Past Due [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_PurchasesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">10% or More of Total Purchases, Number of Suppliers</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_PurchasesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Purchases [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_PurchasesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Represents the information pertaining to purchases.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Income/(Loss) from non-China operations</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Income (Loss) from Continuing Operations before Income Taxes, Foreign</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Loss from non-Mainland China operations</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ProceedsFromDisposalOfInvestmentsAndRefundOfPrepaymentOnLongTermInvestments_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Proceeds from disposal of investments and refund of prepayment on long-term investments.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ProceedsFromDisposalOfInvestmentsAndRefundOfPrepaymentOnLongTermInvestments_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Proceeds from disposal of investments and refund of prepayment on long-term investments</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ProceedsFromDisposalOfInvestmentsAndRefundOfPrepaymentOnLongTermInvestments_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Proceeds from disposal of investmenets and refund of prepayment on long-term investments</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LenderConcentrationRiskMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Lender Concentration Risk</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LenderConcentrationRiskMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Lender Concentration Risk [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromShortTermDebt_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Proceeds from Short-Term Debt</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromShortTermDebt_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Proceeds from borrowings from third parties</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_GuaranteeReceivablesAllowanceForCreditLossesNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Long-term guarantee receivables, allowance for credit losses</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_GuaranteeReceivablesAllowanceForCreditLossesNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Guarantee Receivables Allowance For Credit Losses Noncurrent</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_GuaranteeReceivablesAllowanceForCreditLossesNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Guarantee receivables allowance for credit losses noncurrent.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_OnlineDirectSalesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Online direct sales</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_OnlineDirectSalesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Online Direct Sales [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_OnlineDirectSalesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Represents information pertaining to online direct sales.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivablesTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Financing Receivables, Net</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivablesTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivables [Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ConcentrationRiskByTypeAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Concentration Risk Type</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ConcentrationRiskByTypeAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Concentration Risk Type [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivableAllowanceForCreditLossesWriteOffs_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Charge-offs</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivableAllowanceForCreditLossesWriteOffs_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Financing receivable, charged-off</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivableAllowanceForCreditLossesWriteOffs_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivable, Allowance for Credit Loss, Writeoff</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivableAllowanceForCreditLossesWriteOffs_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Financing Receivable, Allowance for Credit Loss, Writeoff, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisWithUnobservableInputs_lbl" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel">Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis with Unobservable Inputs, Ending Balance</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisWithUnobservableInputs_lbl" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel">Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis with Unobservable Inputs, Beginning Balance</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisWithUnobservableInputs_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis with Unobservable Inputs</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisWithUnobservableInputs_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedPeriodEndLabel">Fair value of guarantee derivative liabilities/(assets) at end of the year (Level 3)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisWithUnobservableInputs_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedPeriodStartLabel">Fair value of guarantee derivative liabilities at beginning of the year (Level 3)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfRelatedPartyTransactionsTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule of Significant Related Party Transactions</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfRelatedPartyTransactionsTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Related Party Transactions [Table Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityIncorporationStateCountryCode_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Entity Incorporation, State or Country Code</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityIncorporationStateCountryCode_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity Incorporation, State or Country Code</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DefinedBenefitPlanContributionsByEmployer_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Contributions for employee benefits</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DefinedBenefitPlanContributionsByEmployer_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Defined Benefit Plan, Plan Assets, Contributions by Employer</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule of Fair Value of Hierarchy For Assets and Liabilities Measured on Recurring Basis</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value Measurements, Recurring and Nonrecurring [Table Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_RestatementAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Revision of Prior Period</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_RestatementAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Revision of Prior Period [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LongTermDebtNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Long-Term Debt, Excluding Current Maturities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LongTermDebtNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Long-Term Debt, Excluding Current Maturities, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LongTermDebtNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Long-term borrowings</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivablePortfolioSegmentAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Financing Receivable Portfolio Segment</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivablePortfolioSegmentAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivable Portfolio Segment [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PlanNameAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Plan Name</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PlanNameAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Plan Name [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityCurrentReportingStatus_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Entity Current Reporting Status</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityCurrentReportingStatus_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity Current Reporting Status</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputSensitivityTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule of Effect Adverse Change in Derivative Assets and Liabilities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputSensitivityTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value Liabilities Measured On Recurring Basis Unobservable Input Sensitivity Table [Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputSensitivityTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Tabular disclosure of the effect of volatility in fair value measurements of liabilities using significant unobservable inputs (Level 3), given a hypothetical changes in the cumulative default rates.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DividendsPayableAmountPerShare_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Dividends Payable, Amount Per Share</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DividendsPayableAmountPerShare_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Dividends payable, amount per share</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingExpensesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Operating expenses:</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingExpensesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Operating Expenses [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueInputsLevel2Member_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Level 2 Inputs</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueInputsLevel2Member_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value, Inputs, Level 2 [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_AccountingStandardsUpdateTwoThousandFourteenZeroNineMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Accounting Standards Update Two Thousand Fourteen Zero Nine [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_AccountingStandardsUpdateTwoThousandFourteenZeroNineMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Accounting standards update two thousand fourteen zero nine.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_AccountingStandardsUpdateTwoThousandFourteenZeroNineMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">ASC 606</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_PostOriginationServiceFeesPerformanceBasedMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Post-Origination Servicing Fees-Performance Based</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_PostOriginationServiceFeesPerformanceBasedMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Post Origination Service Fees Performance Based [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_PostOriginationServiceFeesPerformanceBasedMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Post-origination service fees-performance based.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DeferredTaxAssetsNet_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total deferred tax assets</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DeferredTaxAssetsNet_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Deferred Tax Assets, Net of Valuation Allowance</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePriceRollforward_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Weighted Average Exercise Price</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePriceRollforward_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Weighted Average Exercise Price [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_WithholdingTaxOnDividends_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Withholding Tax on Dividends</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_WithholdingTaxOnDividends_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">PRC Withholding Tax on Dividends</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_WithholdingTaxOnDividends_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Withholding tax on dividends.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommitmentsAndContingenciesDisclosureTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Commitments and Contingencies</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommitmentsAndContingenciesDisclosureTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Commitments and Contingencies Disclosure [Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockSharesAuthorized_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Common stock, shares authorized</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockSharesAuthorized_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Common Stock, Shares Authorized</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_BeihaiDulinInformationTechnologyCoLtdMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Beihai dulin information technology co. ltd.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_BeihaiDulinInformationTechnologyCoLtdMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Beihai Dulin Information Technology Co. Ltd [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_BeihaiDulinInformationTechnologyCoLtdMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Beihai Dulin Information Technology Co. Ltd</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EffectiveIncomeTaxRateReconciliationNondeductibleExpenseResearchAndDevelopment_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Effective Income Tax Rate Reconciliation, Nondeductible Expense, Research and Development, Percent</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EffectiveIncomeTaxRateReconciliationNondeductibleExpenseResearchAndDevelopment_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Research and development credits</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EffectiveIncomeTaxRateReconciliationNondeductibleExpenseResearchAndDevelopment_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Research and development credits</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Finite-Lived Intangible Asset, Expected Amortization, Year Four</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">2029</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ContractWithCustomerBasisOfPricingDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Contract with Customer, Basis of Pricing</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ContractWithCustomerBasisOfPricingDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Contract with Customer, Basis of Pricing [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_LoanFacilitationAndMatchingServiceFeeCreditOrientedMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Loan Facilitation and Matching Servicing Fees-Credit Oriented</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_LoanFacilitationAndMatchingServiceFeeCreditOrientedMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Loan Facilitation And Matching Service Fee Credit Oriented [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_LoanFacilitationAndMatchingServiceFeeCreditOrientedMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Loan facilitation and matching service fee credit oriented.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_FundsPayableToInstitutionalFundingPartners_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Funds payable to Institutional Funding Partners</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_FundsPayableToInstitutionalFundingPartners_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Funds Payable To Institutional Funding Partners</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_FundsPayableToInstitutionalFundingPartners_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Amount of funds payable to institutional funding partners, due within one year or the normal operating cycle, if longer.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EarningsPerShareBasicAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Basic net income per share calculation:</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EarningsPerShareBasicAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Earnings Per Share, Basic [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InvestmentPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Long-Term Investments</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InvestmentPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Investment, Policy [Policy Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_ProductOrServiceAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Product and Service</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_ProductOrServiceAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Product and Service [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_DocumentFiscalPeriodFocus_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Document Fiscal Period Focus</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_DocumentFiscalPeriodFocus_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Document Fiscal Period Focus</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccountingStandardsUpdate202309Member_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Accounting Standards Update 2023-09 [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccountingStandardsUpdate202309Member_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">ASU 2023-09</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityShellCompany_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Entity Shell Company</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityShellCompany_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity Shell Company</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ContractualObligation_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ContractualObligation_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Contractual Obligation</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ContractualObligation_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherAccruedLiabilitiesCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Other accrued expenses</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InlandRevenueHongKongMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Hong Kong</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InlandRevenueHongKongMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Inland Revenue, Hong Kong [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_IncreaseDecreaseInGuaranteeReceivables_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Guarantee receivables</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_IncreaseDecreaseInGuaranteeReceivables_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Increase in guarantee receivables</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_IncreaseDecreaseInGuaranteeReceivables_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Increase Decrease In Guarantee Receivables</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_IncreaseDecreaseInGuaranteeReceivables_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">The amount of increase (decrease) in guarantee receivables</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ConvertibleDebtMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Convertible Notes</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ConvertibleDebtMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Convertible Debt [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ServiceMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Online direct sales and services income</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ServiceMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Service [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ScheduleOfMajorRelatedPartiesAndTheirRelationshipsTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Tabular disclosure of major related parties and their relationship with the group.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ScheduleOfMajorRelatedPartiesAndTheirRelationshipsTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule Of Major Related Parties And Their Relationships Table [Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ScheduleOfMajorRelatedPartiesAndTheirRelationshipsTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule of Related Parties and Their Relationships</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SegmentReportingPolicyPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Segment Reporting</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SegmentReportingPolicyPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Segment Reporting, Policy [Policy Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CashAndCashEquivalentsAtCarryingValue_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Cash and Cash Equivalents, at Carrying Value, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CashAndCashEquivalentsAtCarryingValue_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Cash and cash equivalents</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CashAndCashEquivalentsAtCarryingValue_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cash and Cash Equivalent</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CashAndCashEquivalentsAtCarryingValue_lbl" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel">Cash and cash equivalents at the end of the year</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CashAndCashEquivalentsAtCarryingValue_lbl" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel">Cash and cash equivalents at beginning of the year</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_LongTermDebtMaturitiesRepaymentsOfPrincipalAndInterestInRollingYearThree_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">25 - 36 months</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_LongTermDebtMaturitiesRepaymentsOfPrincipalAndInterestInRollingYearThree_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Long Term Debt Maturities Repayments of Principal and Interest in Rolling Year Three</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_LongTermDebtMaturitiesRepaymentsOfPrincipalAndInterestInRollingYearThree_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Long term debt maturities repayments of principal and interest in rolling year three.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherComprehensiveIncomeForeignCurrencyTranslationGainLossArisingDuringPeriodTax_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Foreign currency translation adjustments, tax</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherComprehensiveIncomeForeignCurrencyTranslationGainLossArisingDuringPeriodTax_lbl" xlink:role="http://www.xbrl.org/2003/role/label">OCI, Foreign Currency Transaction and Translation Gain (Loss), Arising During Period, Tax</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfMaturitiesOfLongTermDebtTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Summary of the Remaining Contractual Maturity Dates of the Group's Funding Debts and Associated Interest Payments</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfMaturitiesOfLongTermDebtTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Maturities of Long-Term Debt [Table Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Transaction with non-controlling shareholders</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Contribution form non-controlling shareholders</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Noncontrolling Interest, Decrease from Distributions to Noncontrolling Interest Holders</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NotesPayableCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Notes Payable, Current, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NotesPayableCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Short-term Funding Debts</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NotesPayableCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Short-term funding debts</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NotesPayableCurrent_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Short-term funding debts</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NotesPayableCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Short-term funding debts (including amounts of the consolidated VIEs of RMB2,754,454 and RMB2,440,685 as of December 31, 2024 and December 31, 2025, respectively)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_CondensedFinancialInformationOfParentCompanyOnlyDisclosureAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Condensed Financial Information Disclosure [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ShareBasedCompensationArrangementByShareBasedPaymentAwardCommencingDate_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Ordinary shares issued commencing date</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ShareBasedCompensationArrangementByShareBasedPaymentAwardCommencingDate_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share Based Compensation Arrangement By Share Based Payment Award Commencing Date</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ShareBasedCompensationArrangementByShareBasedPaymentAwardCommencingDate_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Share based compensation arrangement by share based payment award commencing date.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_SignificantAccountingPoliciesTable_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Significant Accounting Policies [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_SignificantAccountingPoliciesTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Significant Accounting Policies [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_SignificantAccountingPoliciesTable_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Significant accounting policies.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_NonEmployeeDirectorsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Non-employee directors</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_NonEmployeeDirectorsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Non Employee Directors [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_NonEmployeeDirectorsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Represents information pertaining to non-employee directors.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Receivable Type</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Receivable Type [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cyd_CybersecurityRiskManagementStrategyAndGovernanceAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cybersecurity Risk Management, Strategy, and Governance [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockSharesIssued_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Common Stock, Shares, Issued, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockSharesIssued_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Common stock, shares issued</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockSharesIssued_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Common Stock, Shares, Issued</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cyd_CybersecurityRiskManagementPositionsOrCommitteesResponsibleReportToBoardFlag_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cybersecurity Risk Management Positions or Committees Responsible Report to Board [Flag]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cyd_CybersecurityRiskBoardOfDirectorsOversightTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cybersecurity Risk Board of Directors Oversight [Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AllowanceForNotesAndLoansReceivableCurrent_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Allowance for credit losses</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AllowanceForNotesAndLoansReceivableCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Short-term financing receivables, allowance for credit losses</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AllowanceForNotesAndLoansReceivableCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivable, Allowance for Credit Loss, Current</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfShortTermDebtTable_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule Of Short Term Debt [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfShortTermDebtTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Short-Term Debt [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Asset Class</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Asset Class [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StatementTable_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Statement [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StatementTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Statement [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RestrictedCashNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Restricted cash</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RestrictedCashNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Restricted Cash, Noncurrent</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Right-of-use assets obtained in exchange for operating lease liabilities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Right-of-Use Asset Obtained in Exchange for Operating Lease Liability</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ProceedsFromIssuanceInitialPublicOfferingGross_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Total gross capital raise</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ProceedsFromIssuanceInitialPublicOfferingGross_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Proceeds From Issuance Initial Public Offering Gross</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ProceedsFromIssuanceInitialPublicOfferingGross_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">The gross proceeds from issuance of initial public offering before underwriting discounts and commissions.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Fair value of the underlying shares on the date of grants (US$)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Weighted average grant date fair value of options granted (in CNY/dollars per share)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Grants in Period, Weighted Average Grant Date Fair Value</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EquitySecuritiesWithoutReadilyDeterminableFairValueDownwardPriceAdjustmentAnnualAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Other downward adjustment related to investments without readily determinable fair value</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EquitySecuritiesWithoutReadilyDeterminableFairValueDownwardPriceAdjustmentAnnualAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Equity Securities without Readily Determinable Fair Value, Downward Price Adjustment, Annual Amount</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInRollingYearTwo_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">more than 36 months</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInRollingYearTwo_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">13 &#8211; 24 months</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInRollingYearTwo_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Long-Term Debt, Maturities, Repayments of Principal in Rolling Year Two</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_DeferredTaxAssetsValuationAllowanceAdditions_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Additions</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_DeferredTaxAssetsValuationAllowanceAdditions_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Deferred Tax Assets Valuation Allowance Additions</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_DeferredTaxAssetsValuationAllowanceAdditions_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">The amount of additions to the valuation allowance for a specified deferred tax asset.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ContingentGuaranteeLiabilitiesNetCashPayout_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Net cash payout</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ContingentGuaranteeLiabilitiesNetCashPayout_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Net cash payout</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ContingentGuaranteeLiabilitiesNetCashPayout_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Contingent Guarantee Liabilities Net Cash Payout</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ContingentGuaranteeLiabilitiesNetCashPayout_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Contingent guarantee liabilities net cash payout.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_HypotheticalChangesInFairValueOfInvestmentIncrease_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Hypothetical Changes In Fair Value Of Investment Increase</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_HypotheticalChangesInFairValueOfInvestmentIncrease_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Hypothetical Changes In Fair Value Of Investment Increase</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_HypotheticalChangesInFairValueOfInvestmentIncrease_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Increase by 10%</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_SubscriptionFeesThirdPartySellersCommissionFeesReferralServiceFeesAndFinancialServicesIncomeMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Subscription Fees, Third Party Sellers Commission Fees, Referral Service Fees and Financial Services Income [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_SubscriptionFeesThirdPartySellersCommissionFeesReferralServiceFeesAndFinancialServicesIncomeMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Subscription fees, third party sellers commission fees, referral service fees and financial services income.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_SubscriptionFeesThirdPartySellersCommissionFeesReferralServiceFeesAndFinancialServicesIncomeMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Subscription fees, third-party sellers' commission fees, referral service fees and financial services income</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StatementLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Statement [Line Items]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StatementLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Statement [Line Items]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TreasuryStockValueAcquiredCostMethod_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Treasury Stock, Value, Acquired, Cost Method</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TreasuryStockValueAcquiredCostMethod_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Repurchases of common shares</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TreasuryStockValueAcquiredCostMethod_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Shares repurchase program, Share acquired amount</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RevenueFromContractWithCustomerPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Revenue Recognition</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RevenueFromContractWithCustomerPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Revenue from Contract with Customer [Policy Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ServiceOtherMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Other Services</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ServiceOtherMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Service, Other [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_EffectiveIncomeTaxRateReconciliationAtFederalPreferentialIncomeTaxRateFrom2023To2030_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Effective income tax rate reconciliation at federal preferential income tax rate from 2023 to 2030</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_EffectiveIncomeTaxRateReconciliationAtFederalPreferentialIncomeTaxRateFrom2023To2030_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Effective Income Tax Rate Reconciliation At Federal Preferential Income Tax Rate From 2023 to 2030</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_EffectiveIncomeTaxRateReconciliationAtFederalPreferentialIncomeTaxRateFrom2023To2030_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Preferential income tax rate (as a percentage) from 2023 to 2030</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_DeferredTaxLiabilitiesContractAssetsAndServiceFeesReceivable_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Contract assets and service fees receivable</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_DeferredTaxLiabilitiesContractAssetsAndServiceFeesReceivable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Deferred Tax Liabilities Contract Assets And Service Fees Receivable</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_DeferredTaxLiabilitiesContractAssetsAndServiceFeesReceivable_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Amount of deferred tax liability attributable to taxable temporary differences from contract assets and receivables.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityFilerCategory_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Entity Filer Category</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityFilerCategory_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity Filer Category</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivables60To89DaysPastDueMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">60-89 Days Past Due</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivables60To89DaysPastDueMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financial Asset, 60 to 89 Days Past Due [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_DeferredTaxAssetsTaxDeferredExpenseAdvertisingExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Advertising expenses in excess of deduction limit</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_DeferredTaxAssetsTaxDeferredExpenseAdvertisingExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Deferred Tax Assets Tax Deferred Expense Advertising Expense</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_DeferredTaxAssetsTaxDeferredExpenseAdvertisingExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Amount, before allocation of valuation allowance, of deferred tax asset attributable to deductible temporary differences from advertising expenses in excess of deduction limit.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Options Outstanding</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Nonvested, Number of Shares [Roll Forward]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfFinancingReceivablesPastDueTable_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule Of Financing Receivables Past Due [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfFinancingReceivablesPastDueTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivable, Past Due [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffectContinuingOperations_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Net cash inflow</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffectContinuingOperations_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Period Increase (Decrease), Including Exchange Rate Effect, Continuing Operation</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffectContinuingOperations_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Net cash inflows (outflows)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LiabilitiesAndStockholdersEquity_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">TOTAL LIABILITIES AND SHAREHOLDERS&#8217; EQUITY</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LiabilitiesAndStockholdersEquity_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Liabilities and Equity</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Debt Instrument [Line Items]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Instrument [Line Items]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PayablesAndAccrualsAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Payables and Accruals [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivableAllowanceForCreditLossesRecovery_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Recoveries from prior charge-offs</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivableAllowanceForCreditLossesRecovery_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivable, Allowance for Credit Loss, Recovery</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Exercisable at the end of the period (in dollars per share)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercisable, Weighted Average Exercise Price</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_Longtermdebtmaturitiesrepaymentsofinterestinrollingyearfour_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">more than 36 months</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_Longtermdebtmaturitiesrepaymentsofinterestinrollingyearfour_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Longtermdebtmaturitiesrepaymentsofinterestinrollingyearfour</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_Longtermdebtmaturitiesrepaymentsofinterestinrollingyearfour_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Amount of long-term debt interest payable in the fourth rolling twelve months following the latest balance sheet.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PropertyPlantAndEquipmentByTypeAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Long-Lived Tangible Asset</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PropertyPlantAndEquipmentByTypeAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Long-Lived Tangible Asset [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SummaryOfInvestmentHoldingsLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Summary Of Investment Holdings [Line Items]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SummaryOfInvestmentHoldingsLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Summary of Investment Holdings [Line Items]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cyd_CybersecurityRiskThirdPartyOversightAndIdentificationProcessesFlag_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cybersecurity Risk Third Party Oversight and Identification Processes [Flag]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RevenuePracticalExpedientRemainingPerformanceObligation_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Practical expedients, contract duration</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RevenuePracticalExpedientRemainingPerformanceObligation_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Revenue, Remaining Performance Obligation, Optional Exemption, Performance Obligation [true false]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_LongTermDebtMaturitiesRepaymentsOfInterestInNextTwelveMonths_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">1 - 12 months</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_LongTermDebtMaturitiesRepaymentsOfInterestInNextTwelveMonths_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Long Term Debt Maturities Repayments Of Interest In Next Twelve Months</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_LongTermDebtMaturitiesRepaymentsOfInterestInNextTwelveMonths_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Amount of long-term debt interest payable in the next fiscal year following the latest fiscal year.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_MeasurementInputDefaultRateMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Cumulative Loss Rates</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_MeasurementInputDefaultRateMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Measurement Input, Default Rate [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_TwoEmployeesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Nominee Shareholders</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_TwoEmployeesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Two Employees [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_TwoEmployeesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Represent two employees.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivables30To59DaysPastDueMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">30-59 Days Past Due</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivables30To59DaysPastDueMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financial Asset, 30 to 59 Days Past Due [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DeferredTaxAssetsValuationAllowance_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Deferred Tax Assets, Valuation Allowance, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DeferredTaxAssetsValuationAllowance_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedPeriodStartLabel">Balance at beginning of the year</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DeferredTaxAssetsValuationAllowance_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedPeriodEndLabel">Balance at end of the year</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DeferredTaxAssetsValuationAllowance_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Less: valuation allowance</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DeferredTaxAssetsValuationAllowance_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Valuation allowance</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DeferredTaxAssetsValuationAllowance_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Deferred tax assets, valuation allowance</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DeferredTaxAssetsValuationAllowance_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Deferred Tax Assets, Valuation Allowance</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Statutory tax rate (as a percentage)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">PRC statutory EIT rate</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SubsequentEventLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Subsequent Event [Line Items]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_EffectiveIncomeTaxRateReconciliationChangesInUnrecognizedTaxBenefits_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Effective Income Tax Rate Reconciliation, Changes in Unrecognized Tax Benefits</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_EffectiveIncomeTaxRateReconciliationChangesInUnrecognizedTaxBenefits_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Effective income tax rate reconciliation, changes in unrecognized tax benefits</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_EffectiveIncomeTaxRateReconciliationChangesInUnrecognizedTaxBenefits_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Changes in Unrecognized Tax Benefits</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cyd_CybersecurityRiskManagementThirdPartyEngagedFlag_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cybersecurity Risk Management Third Party Engaged [Flag]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_AmortizationOfRightOfUseAssetsAndInterestOfLeaseLiabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Amortization of right-of-use assets and interest of lease liabilities.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_AmortizationOfRightOfUseAssetsAndInterestOfLeaseLiabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Amortization Of Right-of-use Assets And Interest Of Lease Liabilities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_AmortizationOfRightOfUseAssetsAndInterestOfLeaseLiabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Amortization of right-of-use assets and interest of lease liabilities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_InterGroupAndOthersMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Inter-Group and Others [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_InterGroupAndOthersMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Inter-Group and Others [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_InterGroupAndOthersMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Inter-Group and Others</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EffectiveIncomeTaxRateContinuingOperations_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Effective Income Tax Rate Reconciliation, Percent</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EffectiveIncomeTaxRateContinuingOperations_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Effective tax rate</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EffectiveIncomeTaxRateContinuingOperations_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Effective tax rate for the Group</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ExternalPartyMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">External party.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ExternalPartyMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">External Party [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ExternalPartyMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">External Parties</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EmployeeStockOptionMember_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Stock Options</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AllowanceForDoubtfulAccountsReceivableRecoveries_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Recoveries from prior charge-offs</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AllowanceForDoubtfulAccountsReceivableRecoveries_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Accounts Receivable, Allowance for Credit Loss, Recovery</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeTaxAuthorityAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Income Tax Authority</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeTaxAuthorityAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Income Tax Jurisdiction [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_SegmentGeographicalDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Geographical</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_SegmentGeographicalDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Geographical [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CashAndCashEquivalentsRestrictedCashAndCashEquivalentsPolicy_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Restricted Cash</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CashAndCashEquivalentsRestrictedCashAndCashEquivalentsPolicy_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cash and Cash Equivalents, Restricted Cash and Cash Equivalents, Policy [Policy Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetIncomeLossAvailableToCommonStockholdersBasicAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Numerator:</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetIncomeLossAvailableToCommonStockholdersBasicAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Net Income (Loss) Available to Common Stockholders, Basic [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_DueToThirdPartySellersCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Due To Third Party Sellers Current</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_DueToThirdPartySellersCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Amount payable to third-party sellers, due within one year or the normal operating cycle, if longer.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_DueToThirdPartySellersCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Amount due to third parties</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AssetsNoncurrentAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Non-current assets</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AssetsNoncurrentAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Assets, Noncurrent [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfVariableInterestEntitiesTable_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule Of Variable Interest Entities [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfVariableInterestEntitiesTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Variable Interest Entity [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ShareBasedCompensationArrangementByShareBasedPaymentAwardSharesAvailableForIssuanceRollForward_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Shares available for issuance</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ShareBasedCompensationArrangementByShareBasedPaymentAwardSharesAvailableForIssuanceRollForward_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share Based Compensation Arrangement By Share Based Payment Award Shares Available For Issuance Roll Forward</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ShareBasedCompensationArrangementByShareBasedPaymentAwardSharesAvailableForIssuanceRollForward_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">No definition available.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ProcessingAndServicingCostsPolicyPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Processing and Servicing Cost</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ProcessingAndServicingCostsPolicyPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Processing And Servicing Costs Policy Policy [Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ProcessingAndServicingCostsPolicyPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Disclosure of accounting policy for processing and servicing costs.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ApplicationOfCECLMethodologyOnCertainOffBalanceSheetCreditExposuresMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Application of CECL Methodology on Certain Off-balance Sheet Credit Exposures</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ApplicationOfCECLMethodologyOnCertainOffBalanceSheetCreditExposuresMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Application Of C E C L Methodology On Certain Off Balance Sheet Credit Exposures [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ApplicationOfCECLMethodologyOnCertainOffBalanceSheetCreditExposuresMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Application of CECL methodology on certain off-balance sheet credit exposures.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_AppropriationToStatutoryReserves_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Appropriation to statutory reserves</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_AppropriationToStatutoryReserves_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Appropriation To Statutory Reserves</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_AppropriationToStatutoryReserves_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Represents appropriations to certain non-distributable statutory reserves in accordance with laws applicable to the countries in which the reporting entity's subsidiaries and variable interest entities operate.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AllowanceForDoubtfulAccountsReceivable_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedPeriodStartLabel">Beginning balances</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AllowanceForDoubtfulAccountsReceivable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Accounts Receivable, Allowance for Credit Loss</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AllowanceForDoubtfulAccountsReceivable_lbl" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel">Accounts Receivable, Allowance for Credit Loss, Ending Balance</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AllowanceForDoubtfulAccountsReceivable_lbl" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel">Accounts Receivable, Allowance for Credit Loss, Beginning Balance</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AllowanceForDoubtfulAccountsReceivable_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedPeriodEndLabel">Ending balances</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ServiceFeeFromRelatedParty_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Service Fee from Related Party</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ServiceFeeFromRelatedParty_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Service fee from related party.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ServiceFeeFromRelatedParty_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Service fee from a related party</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ServiceFeeFromRelatedParty_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Services provided to related parties</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_FinancingReceivableNonaccrualInterestAndLatePaymentFeesIncome_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivable Nonaccrual Interest and Late Payment Fees Income</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_FinancingReceivableNonaccrualInterestAndLatePaymentFeesIncome_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Financing receivable nonaccrual interest and late payment fees income.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_FinancingReceivableNonaccrualInterestAndLatePaymentFeesIncome_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Interest and late payment fees earned from non-accrual financing receivables</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_HypotheticalChangesInFairValueOfLoansAtFairValueExpectedFutureRecoveryIncrease_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Increase by 10%</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_HypotheticalChangesInFairValueOfLoansAtFairValueExpectedFutureRecoveryIncrease_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Hypothetical Changes In Fair Value Of Loans At Fair Value Expected Future Recovery Increase</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_HypotheticalChangesInFairValueOfLoansAtFairValueExpectedFutureRecoveryIncrease_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Hypothetical changes in fair value of loans at fair value expected future recovery increase.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RelatedPartyMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Related Party</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_StaffAdvances_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Staff advances.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_StaffAdvances_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Staff Advances</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_StaffAdvances_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Staff advances</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EquitySecuritiesFVNINoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Equity Securities, FV-NI, Noncurrent</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EquitySecuritiesFVNINoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel">Long-term investment at the beginning of the year</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EquitySecuritiesFVNINoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel">Long-term investment at the end of the year</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromCollectionOfFinanceReceivables_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Proceeds from Collection of Finance Receivables</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromCollectionOfFinanceReceivables_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Principal collection on financing receivables and recoveries (excluding receivables related to online direct sales)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SignificantAccountingPoliciesTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Significant Accounting Policies</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SignificantAccountingPoliciesTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Significant Accounting Policies [Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PropertyPlantAndEquipmentLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Property Plant And Equipment [Line Items]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PropertyPlantAndEquipmentLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Property, Plant and Equipment [Line Items]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ShenzhenLexinInformationMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Shenzhen Lexin Information</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ShenzhenLexinInformationMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Shenzhen Lexin Information Member</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ShenzhenLexinInformationMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Shenzhen Lexin Information Member</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetUsefulLife_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Land use right period</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetUsefulLife_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Finite-Lived Intangible Asset, Useful Life</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ConcentrationRiskTable_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Concentration Risk [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ConcentrationRiskTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Concentration Risk [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Granted (in shares)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Granted (in shares)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Grants in Period, Gross</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DisaggregationOfRevenueTable_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Disaggregation Of Revenue [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DisaggregationOfRevenueTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Disaggregation of Revenue [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cyd_CybersecurityRiskManagementStrategyAndGovernanceTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cybersecurity Risk Management, Strategy, and Governance [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule of Computation of Basic and Diluted Net Income Per Share</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Earnings Per Share, Basic and Diluted [Table Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ConcentrationOfRiskNumberOfGuaranteeCompany_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Number of guarantee company accounted for more than 10% of the Group's deposits to insurance companies and guarantee companies</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ConcentrationOfRiskNumberOfGuaranteeCompany_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Concentration Of Risk Number Of Guarantee Company</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ConcentrationOfRiskNumberOfGuaranteeCompany_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Represents the number of guarantee company.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeTaxReconciliationNondeductibleExpenseResearchAndDevelopment_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Effective Income Tax Rate Reconciliation, Nondeductible Expense, Research and Development, Amount</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeTaxReconciliationNondeductibleExpenseResearchAndDevelopment_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Research and development credits</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeTaxReconciliationNondeductibleExpenseResearchAndDevelopment_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Research and development credits</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ContractWithCustomerAssetGross_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Contract assets and receivables past due</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ContractWithCustomerAssetGross_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Contract with Customer, Asset, before Allowance for Credit Loss</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_StockConversionBasis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Stock Conversion Basis</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_StockConversionBasis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Stock conversion basis</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_StockConversionBasis_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">The ratio of conversion features of common stock if such stock is convertible.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_PostOriginationServiceFeesCreditOrientedMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Post-Origination Servicing Fees-Credit Oriented</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_PostOriginationServiceFeesCreditOrientedMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Post Origination Service Fees Credit Oriented [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_PostOriginationServiceFeesCreditOrientedMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Post origination service fees credit oriented.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeTaxReconciliationNondeductibleExpenseAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Effective Income Tax Rate Reconciliation, Nondeductible Expense, Amount [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeTaxReconciliationNondeductibleExpenseAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Nontaxable or Nondeductible Items</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_PropertyEquipmentAndSoftwareMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Property, Equipment and Software [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_PropertyEquipmentAndSoftwareMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Property, equipment and software.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_PropertyEquipmentAndSoftwareMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Property, equipment and software</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockCompensationPlanMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share-Based Payment Arrangement [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockCompensationPlanMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Options to purchase ordinary shares and restricted share units</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_PreferentialWithholdingTaxRateOnDividendsForeignInvestedEnterprises_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Preferential withholding tax rate on dividends, foreign invested enterprises.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_PreferentialWithholdingTaxRateOnDividendsForeignInvestedEnterprises_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Preferential Withholding Tax Rate On Dividends Foreign Invested Enterprises</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_PreferentialWithholdingTaxRateOnDividendsForeignInvestedEnterprises_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Preferential withholding tax rate on dividends, foreign invested enterprises</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EarningsPerShareBasic_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Earnings Per Share, Basic, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EarningsPerShareBasic_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Net income per share attributable to ordinary shareholders&#8212;basic</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EarningsPerShareBasic_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Basic</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EarningsPerShareBasic_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Earnings Per Share, Basic</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DisaggregationOfRevenueTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule of Operating Revenue Within Scope of ASC 606 Disaggregated by Revenue Sources</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DisaggregationOfRevenueTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Disaggregation of Revenue [Table Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_DocumentShellCompanyReport_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Document Shell Company Report</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_DocumentShellCompanyReport_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Document Shell Company Report</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PurchaseObligationFiscalYearMaturityAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Purchase Obligation, Fiscal Year Maturity [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PurchaseObligationFiscalYearMaturityAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Purchase obligations</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_lbl" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel">Balance at the beginning of the period (in shares)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_lbl" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel">Balance at the end of the period (in shares)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Number</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_IncreaseDecreaseInContingentGuaranteeLiabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Contingent guarantee liabilities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_IncreaseDecreaseInContingentGuaranteeLiabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Increase Decrease In Contingent Guarantee Liabilities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_IncreaseDecreaseInContingentGuaranteeLiabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Increase decrease in contingent guarantee liabilities.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Loans at Fair Value</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt, Policy [Policy Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_VariableInterestEntityLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Schedule of Company's principal subsidiaries, consolidated VIEs and subsidiaries of VIEs</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_VariableInterestEntityLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Variable Interest Entity [Line Items]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_VariableInterestEntityLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Variable Interest Entity [Line Items]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinitelivedIntangibleAssetsAcquired1_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Finite-lived intangible assets, cash consideration</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinitelivedIntangibleAssetsAcquired1_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Finite-Lived Intangible Assets Acquired</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LiabilitiesCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total current liabilities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LiabilitiesCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Liabilities, Current</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LiabilitiesCurrent_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedTotalLabel">Total current liabilities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_GuaranteeCompanyBMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Guarantee Company B [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_GuaranteeCompanyBMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Guarantee Company B [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_GuaranteeCompanyBMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Guarantee Company B</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ContractAssetsAndReceivablesAndGuaranteeReceivablesTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Contract Assets and Receivables and Guarantee Receivables [Table Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ContractAssetsAndReceivablesAndGuaranteeReceivablesTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Contract assets and receivables and guarantee receivables.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ContractAssetsAndReceivablesAndGuaranteeReceivablesTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule of Contract Assets and Receivables</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExercisePrice_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Exercise multiples</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExercisePrice_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Exercise Price</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DividendsPayableDateOfRecordDayMonthAndYear_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Dividends Payable, Date of Record</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DividendsPayableDateOfRecordDayMonthAndYear_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Dividends payable, record date</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Summary of Activities Related to Fair Value of the Guarantee Derivatives</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Table Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DomesticCountryMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Domestic Tax Jurisdiction [Member]</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PurchaseObligationDueInSecondYear_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">13 &#8211; 24 months</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PurchaseObligationDueInSecondYear_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Purchase Obligation, to be Paid, Year Two</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedGoodsAndNonemployeeServicesTransactionBySupplierAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Supplier</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedGoodsAndNonemployeeServicesTransactionBySupplierAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Supplier [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivableAllowanceForCreditLossesLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Financing Receivable Allowance For Credit Losses [Line Items]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivableAllowanceForCreditLossesLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivable, Allowance for Credit Loss [Line Items]</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_ParentCompanyMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Parent Company [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_TechEmpowermentServiceIncomeMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Tech-empowerment service income</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_TechEmpowermentServiceIncomeMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Tech-Empowerment Service Income [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_TechEmpowermentServiceIncomeMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Tech-empowerment service income member.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_LoanFacilitationAndServicingFeesCreditOrientedMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Loan facilitation and servicing fees-credit oriented</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_LoanFacilitationAndServicingFeesCreditOrientedMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Loan Facilitation And Servicing Fees Credit Oriented [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_LoanFacilitationAndServicingFeesCreditOrientedMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Loan facilitation and servicing fees credit oriented.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccountsReceivableNetNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Net</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccountsReceivableNetNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Accounts Receivable, after Allowance for Credit Loss, Noncurrent</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AdjustmentsForNewAccountingPronouncementsAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Accounting Standards Update</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ApplicationOfCECLMethodologyOnCreditLossesOfFinancialAssetsMeasuredAtAmortizedCostMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Application Of C E C L Methodology On Credit Losses Of Financial Assets Measured At Amortized Cost [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ApplicationOfCECLMethodologyOnCreditLossesOfFinancialAssetsMeasuredAtAmortizedCostMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Application of CECL methodology on credit losses of financial assets measured at amortized cost.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ConvenienceTranslationPolicyPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Convenience Translation</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ConvenienceTranslationPolicyPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Convenience Translation Policy Policy [Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ConvenienceTranslationPolicyPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Disclosure of accounting policy for convenience translation adjustments.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockholdersEquityAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Equity, Attributable to Parent [Abstract]</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Table Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_FairValueOfInvestmentValueToNetAssetMultiple_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Fair Value of Investment Value to Net Asset Multiple</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_FairValueOfInvestmentValueToNetAssetMultiple_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value of Investment Value to Net Asset Multiple</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_FairValueOfInvestmentValueToNetAssetMultiple_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Value to net asset multiple</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_CriteriaForAppropriationToGeneralReserveFundMaximumThresholdAsPercentageOfRegisteredCapital_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Maximum percentage criteria for appropriation of after-tax profit of Chinese subsidiaries to general reserve fund (as a percent)</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_FundingDebtsObligationsToOtherFundingPartnersMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Funding Debts Obligations To Other Funding Partners [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_FundingDebtsObligationsToOtherFundingPartnersMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">This member stands for funding debt liabilities to other funding partners.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShortTermDebtMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Short-term Borrowings Obligations</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_MarketApproachValuationTechniqueMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Valuation, Market Approach [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_MarketApproachValuationTechniqueMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Valuation, Market Approach</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RetainedEarningsAccumulatedDeficit_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Decrease in retained earnings</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ProvisionForContingentLiabilitiesOfGuarantee_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Provision for contingent guarantee liabilities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ProvisionForContingentLiabilitiesOfGuarantee_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Provision For Contingent Liabilities Of Guarantee</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ProvisionForContingentLiabilitiesOfGuarantee_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Provision For Contingent Liabilities Of Guarantee</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_PaymentsToCashReceiptsOnBehalfOfThird-Parties_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Payments To Cash Receipts On Behalf Of Third-Parties</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_PaymentsToCashReceiptsOnBehalfOfThird-Parties_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Payments to cash receipts on behalf of third-parties.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_PaymentsToCashReceiptsOnBehalfOfThird-Parties_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">(Payments to)/cash receipts on behalf of third-parties</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ValueAddedTaxReceivableCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Prepaid input value-added tax</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ValueAddedTaxReceivableCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Value Added Tax Receivable, Current</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NatureOfOperations_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Organization and Principal Activities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NatureOfOperations_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Nature of Operations [Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EffectiveIncomeTaxRateReconciliationCrossBorderTaxEffectAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Effective Income Tax Rate Reconciliation, Cross-Border Tax Effect, Amount</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EffectiveIncomeTaxRateReconciliationCrossBorderTaxEffectAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Effective Income Tax Rate Reconciliation, Cross-Border Tax Effect, Amount, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EffectiveIncomeTaxRateReconciliationCrossBorderTaxEffectAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Effect of Cross-Border Tax Laws</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_GeographicConcentrationRiskMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Geographic Concentration Risk</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_GeographicConcentrationRiskMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Geographic Concentration Risk [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityWellKnownSeasonedIssuer_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Entity Well-known Seasoned Issuer</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityWellKnownSeasonedIssuer_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity Well-known Seasoned Issuer</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Cancelled/forfeited (in shares)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Cancelled/forfeited (in shares)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Forfeitures in Period</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromIssuanceInitialPublicOffering_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Proceeds from initial public offering, net of issuance costs</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromIssuanceInitialPublicOffering_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Proceeds from Issuance Initial Public Offering</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SaleOfStockPricePerShare_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Price per share</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SaleOfStockPricePerShare_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Sale of Stock, Price Per Share</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Total intrinsic value of stock options</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercises in Period, Intrinsic Value</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Share-Based Compensation</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share-Based Payment Arrangement [Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">ORGANIZATION AND PRINCIPAL ACTIVITIES</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Organization, Consolidation and Presentation of Financial Statements [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncrementalCommonSharesAttributableToConversionOfDebtSecurities_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Incremental Common Shares Attributable to Conversion of Debt Securities, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncrementalCommonSharesAttributableToConversionOfDebtSecurities_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Ordinary shares issuable upon the conversion of convertible notes using the if&#8212;converted method</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncrementalCommonSharesAttributableToConversionOfDebtSecurities_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Incremental Common Shares Attributable to Dilutive Effect of Conversion of Debt Securities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_SummaryOfEffectAdverseChangesInEstimatedFairValueOfInvestment_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Summary of Effect Adverse Changes in Estimated Fair Value of Investment</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_SummaryOfEffectAdverseChangesInEstimatedFairValueOfInvestment_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Summary of Effect Adverse Changes in Estimated Fair Value of Investment</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_SummaryOfEffectAdverseChangesInEstimatedFairValueOfInvestment_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Summary of Effect Adverse Changes in Estimated Fair Value of Investment</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ConcentrationRiskForeignCurrencyRiskCashAndCashEquivalentsAndRestrictedCashAndCashEquivalents_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Cash and cash equivalents, restricted cash and restricted time deposits denominated in RMB that are subject to government controls</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ConcentrationRiskForeignCurrencyRiskCashAndCashEquivalentsAndRestrictedCashAndCashEquivalents_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Concentration Risk Foreign Currency Risk Cash And Cash Equivalents And Restricted Cash And Cash Equivalents</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ConcentrationRiskForeignCurrencyRiskCashAndCashEquivalentsAndRestrictedCashAndCashEquivalents_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">For an entity that discloses a concentration foreign currency risk on cash and cash equivalents and restricted cash and cash equivalents in quantitative amount.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_TaxHolidaysApplicableToSubsidiariesAndConsolidatedVIEs_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Tax Holidays Applicable to Subsidiaries and Consolidated VIEs</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_TaxHolidaysApplicableToSubsidiariesAndConsolidatedVIEs_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Tax holidays applicable to subsidiaries and consolidated VIEs</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_TaxHolidaysApplicableToSubsidiariesAndConsolidatedVIEs_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Tax holidays applicable to subsidiaries and consolidated VIEs</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_TaxHolidaysApplicableToSubsidiariesAndConsolidatedVIEs_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Tax holidays applicable to subsidiaries and consolidated VIEs</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_NumberOfIncentiveCoupons_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Number of major types of incentive coupons</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_NumberOfIncentiveCoupons_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Number Of Incentive Coupons</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_NumberOfIncentiveCoupons_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Represents the number of major types of incentive coupons.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LeasesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Leases [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_InstitutionalFundingPartnerAMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Institutional Funding Partner A</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_InstitutionalFundingPartnerAMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Institutional Funding Partner A [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_InstitutionalFundingPartnerAMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Represents information pertaining to Institutional Funding Partner A.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonClassAMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Class A Ordinary Shares</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonClassAMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Common Class A [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LoansPayableMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Funding Debts</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LoansPayableMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Loans Payable [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LoansPayableMember_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Funding Debts Obligations</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ContractWithCustomerLiability_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Contract with Customer, Liability</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ContractWithCustomerLiability_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Contract with Customer, Liability, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ContractWithCustomerLiability_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Deferred revenue</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_AmendmentFlag_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Amendment Flag</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_AmendmentFlag_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Amendment Flag</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_AmendmentFlag_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Amendment</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_DueToRelatedPartiessCurrentAndNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Amounts due to Group companies</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_DueToRelatedPartiessCurrentAndNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Due to related partiess current and noncurrent.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_DueToRelatedPartiessCurrentAndNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Due To Related Partiess Current And Noncurrent</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_ProductsAndServicesDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Product and Service</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_ProductsAndServicesDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Product and Service [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ComprehensiveIncomeLossNetOfTaxAvailableToCommonShareholders_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total comprehensive income attributable to ordinary shareholders</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ComprehensiveIncomeLossNetOfTaxAvailableToCommonShareholders_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Comprehensive Income Loss Net Of Tax Available To Common Shareholders</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ComprehensiveIncomeLossNetOfTaxAvailableToCommonShareholders_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Amount after tax of increase (decrease) in equity from transactions and other events and circumstances from net income and other comprehensive income, available to common shareholders.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Effective Income Tax Rate Reconciliation at Federal Statutory Income Tax Rate, Amount</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">PRC statutory EIT rate</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">PRC statutory EIT rate</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NotesAndLoansReceivableNetCurrentAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Short-term:</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NotesAndLoansReceivableNetCurrentAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivable, after Allowance for Credit Loss, Current [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EarningsPerSharePolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Net Income Per Share</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EarningsPerSharePolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Earnings Per Share, Policy [Policy Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ConcentrationRiskLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Concentration Risk [Line Items]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ConcentrationRiskLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Concentration Risk [Line Items]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_DeferredGuaranteeIncome_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Deferred guarantee income</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_DeferredGuaranteeIncome_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Deferred guarantee income</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_DeferredGuaranteeIncome_lbl" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel">Opening balances</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_DeferredGuaranteeIncome_lbl" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel">Ending balances</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_DeferredGuaranteeIncome_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Deferred guarantee income.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_DeferredGuaranteeIncome_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Deferred guarantee Income</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_DeferredGuaranteeIncome_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Deferred guarantee income (including amounts of the consolidated VIEs of RMB786,793 and RMB968,405 as of December 31, 2024 and December 31, 2025, respectively)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityAddressPostalZipCode_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Entity Address, Postal Zip Code</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityAddressPostalZipCode_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity Address, Postal Zip Code</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetCashProvidedByUsedInOperatingActivities_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Net cash provided by operating activities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetCashProvidedByUsedInOperatingActivities_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Net cash used in operating activities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetCashProvidedByUsedInOperatingActivities_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Net cash provided by operating activities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetCashProvidedByUsedInOperatingActivities_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Net cash provided by operating activities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_StatutoryReserveLevelThresholdForMandatoryTransferPercentage_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Required statutory surplus fund/registered capital ratio to avoid net profit allocation to statutory surplus fund (as a percent)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_StatutoryReserveLevelThresholdForMandatoryTransferPercentage_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Statutory Reserve Level Threshold For Mandatory Transfer Percentage</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_StatutoryReserveLevelThresholdForMandatoryTransferPercentage_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Represents the level of the statutory surplus fund balance as a percentage of registered capital for entities incorporated in the People's Republic of China which must be attained before mandatory transfers to the reserve are no longer required.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_InventorySupplierMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Inventory Supplier</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_InventorySupplierMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Inventory Supplier [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_InventorySupplierMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Inventory supplier.</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_EffectiveIncomeTaxRateReconciliationAtFederalPreferentialIncomeTaxRateFrom2023To2027_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Preferential income tax rate (as a percentage) from 2023 to 2027</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_LoanFacilitationAndServicingFeesVolumeBasedMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Loan facilitation and servicing fees-volume based</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_LoanFacilitationAndServicingFeesVolumeBasedMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Loan Facilitation And Servicing Fees Volume Based [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_LoanFacilitationAndServicingFeesVolumeBasedMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Loan facilitation and servicing fees volume based.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SegmentReportingCodmProfitLossMeasureHowUsedDescription_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Segment Reporting, CODM, Profit (Loss) Measure, How Used, Description</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_StockIssuedDuringPeriodValueStockOptionsExercisedAndVested_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Value of stock issued as a result of the exercise and vesting of share based awards.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleTable_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">New Accounting Pronouncements Or Change In Accounting Principle [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Accounting Standards Update and Change in Accounting Principle [Table]</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cyd_CybersecurityRiskRoleOfManagementTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cybersecurity Risk Role of Management [Text Block]</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ProvisionForFinancingAndInterestReceivables_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Provision For Financing And Interest Receivables</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ProvisionForFinancingAndInterestReceivables_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Provision For Financing And Interest Receivables</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">1 - 12 months</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Long-Term Debt, Maturity, Year One</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_GuaranteeCompanyCMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Guarantee Company C [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_GuaranteeCompanyCMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Represents information pertaining to guarantee company C.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Exercise Price</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share-Based Compensation Arrangements by Share-Based Payment Award, Options, Grants in Period, Weighted Average Exercise Price</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_InvestmentsInLoansAtFairValue_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Investments in loans at fair value</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestReceivableCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Accrued interest receivable, net of allowance for credit losses of RMB1,681 and RMB1,367 as of December 31, 2020 and December 31, 2021, respectively</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_lbl" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel">Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment, Ending Balance</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_lbl" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel">Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment, Beginning Balance</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Accumulated depreciation and amortization</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccountingStandardsUpdate202403Member_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Accounting Standards Update 2024-03 [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccountingStandardsUpdate202403Member_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">ASU 2024-03</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_LongTermDebtMaturitiesRepaymentsOfInterestInYearTwo_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Long Term Debt Maturities Repayments Of Interest In Year Two</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_LongTermDebtMaturitiesRepaymentsOfInterestInYearTwo_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Amount of long-term debt interest payable in the second fiscal year following the latest fiscal year.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PortionAtFairValueFairValueDisclosureMember_lbl" xlink:role="http://fasb.org/us-gaap/role/label/axisDefault">Portion at Fair Value Measurement [Member] [Default]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PortionAtFairValueFairValueDisclosureMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fair Value Disclosure Item Amounts [Default]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PortionAtFairValueFairValueDisclosureMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Portion at Fair Value Measurement [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityAddressAddressLine1_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Entity Address, Address Line One</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityAddressAddressLine1_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity Address, Address Line One</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DeferredIncomeTaxLiabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total deferred tax liabilities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DeferredIncomeTaxLiabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Deferred Tax Liabilities, Gross</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ChangeInAccountingPrincipleAccountingStandardsUpdateImmaterialEffect_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Change in Accounting Principle, Accounting Standards Update, Immaterial Effect [true false]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueByFairValueHierarchyLevelAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fair Value Hierarchy and NAV</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueByFairValueHierarchyLevelAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value Hierarchy and NAV [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EarningsPerShareAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Net income per ordinary share attributable to ordinary shareholders of the Company</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EarningsPerShareAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Earnings Per Share [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeTaxPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Taxation</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeTaxPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Income Tax, Policy [Policy Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cyd_CybersecurityRiskMateriallyAffectedOrReasonablyLikelyToMateriallyAffectRegistrantFlag_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cybersecurity Risk Materially Affected or Reasonably Likely to Materially Affect Registrant [Flag]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SupplementalCashFlowInformationAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Supplemental disclosure of cash flows information</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SupplementalCashFlowInformationAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Supplemental Cash Flow Information [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ForeignCurrencyTransactionsAndTranslationsPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Functional Currency and Foreign Currency Translation</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ForeignCurrencyTransactionsAndTranslationsPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Foreign Currency Transactions and Translations Policy [Policy Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_PercentageOfAnnualProfitsToBeDistributed_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Percentage of annual profits to be distributed.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_PercentageOfAnnualProfitsToBeDistributed_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Percentage of Annual profits to be Distributed</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_PercentageOfAnnualProfitsToBeDistributed_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Percentage of annual profits to be distributed</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DerivativeAssets_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Guarantee derivative assets</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DerivativeAssets_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Derivative Asset, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EquitySecuritiesWithoutReadilyDeterminableFairValueAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Carrying value of equity investments</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EquitySecuritiesWithoutReadilyDeterminableFairValueAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Equity Securities without Readily Determinable Fair Value, Amount</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_BeihaiAuroraAndBeihaiTuringMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Beihai Aurora and Beihai Turing.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_BeihaiAuroraAndBeihaiTuringMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Beihai Aurora and Beihai Turing [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_BeihaiAuroraAndBeihaiTuringMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Beihai Aurora and Beihai Turing</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_GuaranteeCompanyAMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Guarantee Company A</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_GuaranteeCompanyAMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Guarantee Company A [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_GuaranteeCompanyAMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Guarantee company A.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_MinimumPercentageOfAfterTaxProfitTransferredToGeneralReserveFund_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Minimum percentage of after-tax profit transferred by Chinese subsidiaries to general reserve fund (as a percent)</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_MinimumPercentageOfAfterTaxProfitTransferredToGeneralReserveFund_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Represents the minimum percentage of after-tax profit transferred by Chinese subsidiaries to general reserve fund.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_RedesignationOfCommonClassSharesSharesConverted_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Redesignation Of Common Class Shares Shares Converted</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_RedesignationOfCommonClassSharesSharesConverted_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Number of common shares redesignated from one class to another class.</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_GuaranteeObligationsCurrentCarryingValue_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Guarantee liabilities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_GuaranteeObligationsCurrentCarryingValue_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Guarantee liabilities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_GuaranteeObligationsCurrentCarryingValue_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Guarantee liabilities (including amounts of the consolidated VIEs of RMB1,726,368 and nil as of December 31, 2019 and 2020, respectively)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_GuaranteeObligationsCurrentCarryingValue_lbl" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel">Opening balances</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_GuaranteeObligationsCurrentCarryingValue_lbl" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel">Ending balances</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_GuaranteeObligationsCurrentCarryingValue_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Guarantor Obligations, Current Carrying Value</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ShenzhenLexinFinancingGuaranteeMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Shenzhen Lexin Financing Guarantee</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ShenzhenLexinFinancingGuaranteeMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Represents information pertaining to Shenzhen Lexin Financing Guarantee.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetIncomeLossAttributableToNoncontrollingInterest_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Less: net income attributable to non-controlling interests</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetIncomeLossAttributableToNoncontrollingInterest_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Net Income (Loss) Attributable to Noncontrolling Interest</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetIncomeLossAttributableToNoncontrollingInterest_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Less: Net income attributable to non-controlling interests</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetIncomeLossAttributableToNoncontrollingInterest_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Less: net income attributable to non-controlling interests</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_LongTermDebtMaturitiesRepaymentsOfInterestInRollingYearThree_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">25 &#8211; 36 months</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_LongTermDebtMaturitiesRepaymentsOfInterestInRollingYearThree_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Long Term Debt Maturities Repayments Of Interest In Rolling Year Three</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_LongTermDebtMaturitiesRepaymentsOfInterestInRollingYearThree_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Amount of long-term debt interest payable in the third rolling twelve months following the latest balance sheet.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_DocumentType_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Document Type</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_DocumentType_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Document Type</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_DocumentType_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Document Type</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeTaxesPaidNet_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Income Taxes Paid, Net, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeTaxesPaidNet_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Cash paid for income tax expense</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeTaxesPaidNet_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Income Taxes Paid, Net</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_GrossProfit_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Gross profit</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_GrossProfit_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Gross Profit</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_MinorityInterestOwnershipPercentageByParent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Direct or Indirect Economic Interest in Subsidiary (as a percent)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_MinorityInterestOwnershipPercentageByParent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Subsidiary, Ownership Percentage, Parent</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestOnConvertibleDebtNetOfTax_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Interest expense associated with convertible notes reversed</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestOnConvertibleDebtNetOfTax_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Interest on Convertible Debt, Net of Tax</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CostOfRevenueAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Operating cost:</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CostOfRevenueAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cost of Revenue [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityCentralIndexKey_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Entity Central Index Key</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityCentralIndexKey_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity Central Index Key</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Allowance</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Accounts Receivable, Allowance for Credit Loss, Current</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Allowance</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ThirdPartyMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Third-party.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ThirdPartyMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Third-party [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ThirdPartyMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Third-party</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cyd_CybersecurityRiskProcessForInformingBoardCommitteeOrSubcommitteeResponsibleForOversightTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cybersecurity Risk Process for Informing Board Committee or Subcommittee Responsible for Oversight [Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationTransfersNet_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis, Unobservable Inputs Reconciliation, Transfers, Net, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationTransfersNet_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Transfers of financial guarantee contracts</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationTransfersNet_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis, Unobservable Inputs Reconciliation, Transfers, Net</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationTransfersNet_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Transfers of financial guarantee contracts</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ValuationTechniqueAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Valuation Approach and Technique [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Net increase/(decrease) in cash, cash equivalents and restricted cash</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Net increase/(decrease) in cash, cash equivalents and restricted cash</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Net increase in cash, cash equivalents and restricted cash</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SubsequentEventTypeDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Subsequent Event Type [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_ScheduleOfCondensedBalanceSheetTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Condensed Balance Sheets</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_ScheduleOfCondensedBalanceSheetTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Condensed Balance Sheet [Table Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_EquitySecuritiesFVNIImpairment_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Equity securities FVNI impairment.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_EquitySecuritiesFVNIImpairment_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Equity securities F V N I Impairment</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_EquitySecuritiesFVNIImpairment_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Impairment</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_EquitySecuritiesFVNIImpairment_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Impairment</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Number of shares that were anti-dilutive and excluded from the calculation of diluted net (loss)/income per share</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_CashReceivedForProvisionOfGoodsAndServices_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Cash received for provision of goods and services.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_CashReceivedForProvisionOfGoodsAndServices_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cash Received for Provision of Goods and Services</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_CashReceivedForProvisionOfGoodsAndServices_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Cash received for provision of goods and services</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_CollectionServiceFeeRelatedParty_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Collection service fee from a related party</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_CollectionServiceFeeRelatedParty_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Collection Service Fee Related Party</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_CollectionServiceFeeRelatedParty_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Collection service fee related party.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_DeferredTaxAssetDeferredGuaranteeIncomeAndOtherAccruedExpenses_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Deferred guarantee income and other accrued expenses</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_DeferredTaxAssetDeferredGuaranteeIncomeAndOtherAccruedExpenses_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Deferred Tax Asset Deferred Guarantee Income And Other Accrued Expenses</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_DeferredTaxAssetDeferredGuaranteeIncomeAndOtherAccruedExpenses_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Deferred tax asset Deferred guarantee income and other accrued expenses.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShortTermDebtTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Borrowings</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShortTermDebtTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Short-Term Debt [Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockParOrStatedValuePerShare_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Common stock, par value</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockParOrStatedValuePerShare_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Common Stock, Par or Stated Value Per Share</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedGoodsAndNonemployeeServicesTransactionSupplierDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Supplier</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedGoodsAndNonemployeeServicesTransactionSupplierDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Supplier [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TypeOfAdoptionMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Accounting Standards Update</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TypeOfAdoptionMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Accounting Standards Update [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_GuaranteeReceivablesAndLiabilitiesPolicyPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Guarantee Receivables and Liabilities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_GuaranteeReceivablesAndLiabilitiesPolicyPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Guarantee Receivables And Liabilities Policy Policy [Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_GuaranteeReceivablesAndLiabilitiesPolicyPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Disclosure of accounting policy for guarantee receivables and liabilities.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_EquitySecuritiesFVNIDisposal_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Disposal</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_EquitySecuritiesFVNIDisposal_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Equity Securities F V N I Disposal</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_EquitySecuritiesFVNIDisposal_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Equity securities FVNI disposal.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_GuaranteeDerivativesPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Guarantee Derivatives</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_GuaranteeDerivativesPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Guarantee Derivatives Policy [Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_GuaranteeDerivativesPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Disclosure of accounting policy for guarantee derivatives.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NotesPayableToBanksMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Borrowings Obligations</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NotesPayableToBanksMember_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Long term borrowings</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NotesPayableToBanksMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Short-term Borrowings</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LiabilitiesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">LIABILITIES</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LiabilitiesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Liabilities [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NoncontrollingInterestIncreaseFromSubsidiaryEquityIssuance_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Establishment of a partially held subsidiary</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NoncontrollingInterestIncreaseFromSubsidiaryEquityIssuance_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Noncontrolling Interest, Increase from Subsidiary Equity Issuance</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_DebtInstrumentTermExtension_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Extension term of the loan</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_DebtInstrumentTermExtension_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Instrument Term Extension</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_DebtInstrumentTermExtension_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Period of maturity of debt instrument, extended after each expiration, in PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivableRecordedInvestmentLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Financing receivables credit quality indicator</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivableRecordedInvestmentLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivable, Credit Quality Indicator [Line Items]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Weighted average remaining contractual life (in years)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Weighted Average Remaining Contractual Term</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRateMaximum_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Expected volatility, maximum</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRateMaximum_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Expected Volatility Rate, Maximum</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_CommitmentAndContingenciesLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Commitment And Contingencies [Line Items]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_CommitmentAndContingenciesLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Commitment And Contingencies [Line Items]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_CommitmentAndContingenciesLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Commitment and contingencies.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_DeferredTaxAssetsOperatingLossCarryForwardsExpiresInYearThree_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Deferred Tax Assets Operating Loss Carry Forwards Expires In Year Three</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_DeferredTaxAssetsOperatingLossCarryForwardsExpiresInYearThree_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Amount before allocation of valuation allowances of deferred tax asset attributable to deductible operating loss carryforwards, expires in year three.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_DeferredTaxAssetsOperatingLossCarryForwardsExpiresInYearThree_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Net operating loss carryforwards, expires in 2028</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestmentsAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Components of (loss)/income before income tax expense</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestmentsAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Income (Loss) from Continuing Operations before Equity Method Investments, Income Taxes, Noncontrolling Interest [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_LongTermDebtPaymentsOfInterestRollingMaturityAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Interest payments</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_LongTermDebtPaymentsOfInterestRollingMaturityAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">No definition available.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RealizedInvestmentGainsLosses_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Realized Investment Gains (Losses), Total</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RealizedInvestmentGainsLosses_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Additional loss under investment loss</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_DocumentFinStmtErrorCorrectionFlag_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Document Financial Statement Error Correction [Flag]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_SharesDeemedIssuedNotOutstanding_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Number of shares deemed issued</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_SharesDeemedIssuedNotOutstanding_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Shares Deemed Issued Not Outstanding</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_SharesDeemedIssuedNotOutstanding_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Number of shares deemed to be issued but not outstanding.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Exercised (in shares)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Exercise of share-based awards (in shares)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercises in Period</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtDisclosureAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Disclosure [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_LoanFacilitationAndServicingFeesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Loan facilitation and servicing fees</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_LoanFacilitationAndServicingFeesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Loan Facilitation And Servicing Fees [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_LoanFacilitationAndServicingFeesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Loan Facilitation And Servicing Fees.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_CondensedCashFlowStatementsCaptionsLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Condensed Cash Flow Statements Captions [Line Items]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_CondensedCashFlowStatementsCaptionsLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Condensed Cash Flow Statements, Captions [Line Items]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_EffectiveIncomeTaxRateReconciliationAtFederalPreferentialIncomeTaxRateFrom2025To2027_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Effective Income Tax Rate Reconciliation At Federal Preferential Income Tax Rate From 2025 To 2027</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_EffectiveIncomeTaxRateReconciliationAtFederalPreferentialIncomeTaxRateFrom2025To2027_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Effective income tax rate reconciliation at federal preferential income tax rate from 2025 To 2027.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_EffectiveIncomeTaxRateReconciliationAtFederalPreferentialIncomeTaxRateFrom2025To2027_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Preferential income tax rate (as a percentage) from 2025 to 2027</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_EffectiveIncomeTaxRateReconciliationAtFederalEligiblePreferentialIncomeTaxRateFrom2018To2022_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Effective income tax rate reconciliation at federal eligible preferential income tax rate from 2018 to 2022.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_EffectiveIncomeTaxRateReconciliationAtFederalEligiblePreferentialIncomeTaxRateFrom2018To2022_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Effective Income Tax Rate Reconciliation at Federal Eligible Preferential Income Tax Rate from 2018 to 2022</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_EffectiveIncomeTaxRateReconciliationAtFederalEligiblePreferentialIncomeTaxRateFrom2018To2022_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Preferential income tax rate (as a eligible percentage) from 2018 to 2022</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InvestmentTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Investment [Text Block]</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_LongTermDebtMaturitiesRepaymentsOfInterestInNextRollingTwelveMonths_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">1 &#8211; 12 months</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_LongTermDebtMaturitiesRepaymentsOfInterestInNextRollingTwelveMonths_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Long Term Debt Maturities Repayments Of Interest In Next Rolling Twelve Months</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_LongTermDebtMaturitiesRepaymentsOfInterestInNextRollingTwelveMonths_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Amount of long-term debt interest payable in the next rolling twelve months following the latest balance sheet.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPurchases_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fair value at inception of loans acquired/purchased</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPurchases_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Purchases</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AllowanceForDoubtfulAccountsReceivableRollforward_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Activities in the provision for credit losses</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AllowanceForDoubtfulAccountsReceivableRollforward_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Accounts Receivable, Allowance for Credit Loss [Roll Forward]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_EffectiveIncomeTaxRateReconciliationChangesInUnrecognizedTaxBenefitsAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Changes in Unrecognized Tax Benefits</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_EffectiveIncomeTaxRateReconciliationChangesInUnrecognizedTaxBenefitsAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Effective Income Tax Rate Reconciliation, Changes in Unrecognized Tax Benefits Amount</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_EffectiveIncomeTaxRateReconciliationChangesInUnrecognizedTaxBenefitsAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Effective income tax rate reconciliation, changes in unrecognized tax benefits</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EstimateOfFairValueFairValueDisclosureMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fair Value</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EstimateOfFairValueFairValueDisclosureMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Estimate of Fair Value Measurement [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EffectiveIncomeTaxRateReconciliationTaxHolidays_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Tax exempt income rate (as a percent)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EffectiveIncomeTaxRateReconciliationTaxHolidays_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Effect of tax holidays</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EffectiveIncomeTaxRateReconciliationTaxHolidays_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Effective Income Tax Rate Reconciliation, Tax Holiday, Percent</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CostOfSalesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Processing and servicing cost</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CostOfSalesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cost of Sales [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_OwnershipDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Ownership</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_OwnershipDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Ownership [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_CurrentFiscalYearEndDate_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Current Fiscal Year End Date</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_CurrentFiscalYearEndDate_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Current Fiscal Year End Date</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentTable_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Debt Instrument [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Long-Term Debt Instruments [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Investments in subsidiaries</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Investments in and Advance to Affiliates, Subsidiaries, Associates, and Joint Ventures, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Investments in subsidiaries, VIEs and VIEs&#8217; subsidiaries</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Investments in and Advance to Affiliates, Subsidiaries, Associates, and Joint Ventures</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ScheduleOfOperatingRevenueWithinScopeOfAsc606DisaggregatedByRevenueTimingTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule of Operating Revenue Within Scope of ASC 606 Disaggregated by Revenue Timing</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ScheduleOfOperatingRevenueWithinScopeOfAsc606DisaggregatedByRevenueTimingTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule Of Operating Revenue Within Scope Of Asc606 Disaggregated By Revenue Timing Table [Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ScheduleOfOperatingRevenueWithinScopeOfAsc606DisaggregatedByRevenueTimingTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Definition: Tabular disclosure of disaggregation of revenue by timing.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TimingOfTransferOfGoodOrServiceAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Timing of Transfer of Good or Service</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TimingOfTransferOfGoodOrServiceAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Timing of Transfer of Good or Service [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_JianAoxinlianInformationConsultingServiceCoLtdMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Ji'an Aoxinlian</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_JianAoxinlianInformationConsultingServiceCoLtdMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Jian Aoxinlian Information Consulting Service Co Ltd [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_JianAoxinlianInformationConsultingServiceCoLtdMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Ji'an Aoxinlian Information Consulting Service Co., Ltd.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_JianAoxinlianInformationConsultingServiceCoLtdMember_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Due to Ji'an Aoxinlian by the Group</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber_lbl" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel">Balance at the beginning of the period (in shares)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber_lbl" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel">Balance at the end of the period (in shares)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Nonvested, Number</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancialServiceMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Financing income</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancialServiceMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financial Service [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancialLiabilitiesFairValueDisclosure_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total liabilities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancialLiabilitiesFairValueDisclosure_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financial Liabilities Fair Value Disclosure</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ComprehensiveIncomeNetOfTax_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Total comprehensive income attributable to ordinary shareholders</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ComprehensiveIncomeNetOfTax_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Comprehensive Income (Loss), Net of Tax, Attributable to Parent</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ComprehensiveIncomeNetOfTax_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total comprehensive income</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ResearchAndDevelopmentExpensePolicy_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Research and Development Expenses</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ResearchAndDevelopmentExpensePolicy_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Research and Development Expense, Policy [Policy Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockCapitalSharesReservedForFutureIssuance_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Common Stock, Capital Shares Reserved for Future Issuance</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockCapitalSharesReservedForFutureIssuance_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Share Reserved for Future Issuances</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueRecurringBasisUnobservableInputReconciliationNetDerivativeAssetLiabilityGainLossStatementOfIncomeExtensibleList_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value, Net Derivative Asset (Liability), Recurring Basis, Unobservable Input Reconciliation, Gain (Loss), Statement of Income or Comprehensive Income [Extensible Enumeration]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncrementalCommonSharesAttributableToShareBasedPaymentArrangements_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Incremental Common Shares Attributable to Share-based Payment Arrangements, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncrementalCommonSharesAttributableToShareBasedPaymentArrangements_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Ordinary shares issuable of outstanding using the treasury stock method</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_StatementGeographicalAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Geographical</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_StatementGeographicalAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Geographical [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ContractWithCustomerLiabilityRevenueRecognized_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Revenue recognized that was included in the contract liabilities balance</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_VariableInterestEntityOwnershipPercentage_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Direct or Indirect Economic Interest in VIEs (as a percent)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_VariableInterestEntityOwnershipPercentage_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Variable Interest Entity, Qualitative or Quantitative Information, Ownership Percentage</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccountsReceivableMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Financing Receivables</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccountsReceivableMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Accounts Receivable [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_CriteriaForAppropriationToStatutoryReserveFundMaximumThresholdAsPercentageOfRegisteredCapital_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Maximum percentage criteria for in appropriation of after-tax profit by VIEs to certain statutory surplus funds (as a percent)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_CriteriaForAppropriationToStatutoryReserveFundMaximumThresholdAsPercentageOfRegisteredCapital_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Criteria For Appropriation To Statutory Reserve Fund Maximum Threshold As Percentage Of Registered Capital</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_CriteriaForAppropriationToStatutoryReserveFundMaximumThresholdAsPercentageOfRegisteredCapital_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Represents the maximum percentage criteria expressed as a percentage of registered capital for the transfer of after-tax profit by VIEs in China to statutory reserve funds. If the statutory reserve fund exceeds the specified threshold of the registered capital, further appropriation is not required.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_MinorityInterest_lbl" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel">Stockholders' Equity Attributable to Noncontrolling Interest, Ending Balance</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_MinorityInterest_lbl" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel">Stockholders' Equity Attributable to Noncontrolling Interest, Beginning Balance</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_MinorityInterest_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Stockholders' Equity Attributable to Noncontrolling Interest, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_MinorityInterest_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Non-controlling interests</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_MinorityInterest_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Equity, Attributable to Noncontrolling Interest</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EquitySecuritiesFvNiUnrealizedGain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Equity Securities, FV-NI, Unrealized Gain</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EquitySecuritiesFvNiUnrealizedGain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Unrealized gains (upward adjustment)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccountsReceivableGrossNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Accounts Receivable, before Allowance for Credit Loss, Noncurrent, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccountsReceivableGrossNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Gross</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccountsReceivableGrossNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Accounts Receivable, before Allowance for Credit Loss, Noncurrent</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule of Share-based Compensation Expenses</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Table Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeTaxReconciliationNondeductibleExpenseOther_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Effective Income Tax Rate Reconciliation, Nondeductible Expense, Other, Amount</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeTaxReconciliationNondeductibleExpenseOther_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Others</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInDueToRelatedPartiesCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Increase (Decrease) in Due to Related Parties, Current, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInDueToRelatedPartiesCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Amounts due to related parties</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInDueToRelatedPartiesCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Increase (Decrease) in Due to Related Parties, Current</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockIssuedDuringPeriodValueStockOptionsExercised_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Exercise of share-based awards</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockIssuedDuringPeriodValueStockOptionsExercised_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Stock Issued During Period, Value, Stock Options Exercised</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccountsPayableAccruedLiabilitiesAndOtherLiabilitiesDisclosureCurrentTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Accruals and Other Current Liabilities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccountsPayableAccruedLiabilitiesAndOtherLiabilitiesDisclosureCurrentTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Accounts Payable, Accrued Liabilities, and Other Liabilities Disclosure, Current [Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PaymentsForProceedsFromBusinessesAndInterestInAffiliates_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Payments for (Proceeds from) Businesses and Interest in Affiliates</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PaymentsForProceedsFromBusinessesAndInterestInAffiliates_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Net cash used in funds to Group companies</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfDeferredTaxAssetsAndLiabilitiesTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule of Components of Deferred Tax Assets and Deferred Tax Liabilities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfDeferredTaxAssetsAndLiabilitiesTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Deferred Tax Assets and Liabilities [Table Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_PrepaymentOfShareSubscriptionToRelatedParties_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Prepayment Of Share Subscription To Related Parties</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_PrepaymentOfShareSubscriptionToRelatedParties_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Prepayment of share subscription to related parties.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_PrepaymentOfShareSubscriptionToRelatedParties_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Prepayment of share subscription to related parties</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DeferredIncomeTaxAssetsNet_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Deferred Income Tax Assets, Net, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DeferredIncomeTaxAssetsNet_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Net deferred tax assets</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DeferredIncomeTaxAssetsNet_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Deferred tax assets</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DeferredIncomeTaxAssetsNet_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Deferred Income Tax Assets, Net</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SubsequentEventMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Subsequent Events</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SubsequentEventMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Subsequent Event [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromDivestitureOfInterestInConsolidatedSubsidiaries_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Proceeds from disposal of subsidiaries</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromDivestitureOfInterestInConsolidatedSubsidiaries_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Proceeds from Divestiture of Interest in Consolidated Subsidiaries</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PropertyPlantAndEquipmentAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Property, Plant and Equipment [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_HeldToMaturitySecuritiesNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Carrying amount of held-to-maturity debt investments</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_HeldToMaturitySecuritiesNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Securities, Held-to-Maturity, Amortized Cost, before Allowance for Credit Loss, Noncurrent</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfAdditionalSharesAuthorized_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Additions (in shares)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfAdditionalSharesAuthorized_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share-Based Compensation Arrangement by Share-Based Payment Award, Number of Additional Shares Authorized</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherAssetsNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Other assets</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherAssetsNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Other assets, net of allowance of credit losses of RMB 231,446 and RMB 227,747 as of December 31, 2024 and December 31, 2025, respectively (including share subscription prepayment to related party of nil and RMB38,091 as of December 31, 2024 and December 31, 2025, respectively)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesTable_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value Measurement Inputs and Valuation Techniques [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_OtherAssetsPolicyPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Other Assets.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_OtherAssetsPolicyPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Other Assets, Policy [Policy Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_OtherAssetsPolicyPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Other Assets</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Antidilutive Securities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Antidilutive Securities [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_PaymentsToCashReceiptsOnBehalfOfThird-PartySellers-Net_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">(Payments to)/cash receipts on behalf of third-party sellers-net</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_PaymentsToCashReceiptsOnBehalfOfThird-PartySellers-Net_lbl" xlink:role="http://www.xbrl.org/2003/role/label">(Payments to)/cash receipts on behalf of third-party sellers-net</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_PaymentsToCashReceiptsOnBehalfOfThird-PartySellers-Net_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">(Payments to)/cash receipts on behalf of third-party sellers-net</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_GeneralReserveLevelThresholdForMandatoryTransferPercentage_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Required subsidiaries registered capital to avoid net profit allocation to general reserve (as a percent)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_GeneralReserveLevelThresholdForMandatoryTransferPercentage_lbl" xlink:role="http://www.xbrl.org/2003/role/label">General Reserve Level Threshold For Mandatory Transfer Percentage</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_GeneralReserveLevelThresholdForMandatoryTransferPercentage_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Represents the level of the general reserve fund balance as a percentage of registered capital for entities incorporated in the People's Republic of China which must be attained before mandatory transfers to the reserve are no longer required.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExpirationsInPeriod_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Expired (in shares)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExpirationsInPeriod_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Expirations in Period</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingAggregateIntrinsicValue_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Vested and expected to vest at the end of the period, Aggregate intrinsic value</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingAggregateIntrinsicValue_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Vested and Expected to Vest, Outstanding, Aggregate Intrinsic Value</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ContractAssetsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Contract Assets</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ContractAssetsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Contract Assets [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ContractAssetsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Contract Assets [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_IncomeTaxesLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Income Taxes [Line Items]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_IncomeTaxesLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Income Taxes [Line Items]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_IncomeTaxesLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DepositLiabilityCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Deposit Liability, Current</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DepositLiabilityCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Security deposits from third parties</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccumulatedOtherComprehensiveIncomeMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">AOCI Attributable to Parent [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccumulatedOtherComprehensiveIncomeMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Accumulated Other Comprehensive Income /(Loss)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_NameOfMajorCustomerDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Customer</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_NameOfMajorCustomerDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Customer [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Finite-Lived Intangible Assets, Major Class Name [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ProvisionForCreditLossesOfFinancingReceivables_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel">Provision for credit losses</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ProvisionForCreditLossesOfFinancingReceivables_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Provision for credit losses of financing receivables</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ProvisionForCreditLossesOfFinancingReceivables_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Provision for credit losses of financing receivables</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ProvisionForCreditLossesOfFinancingReceivables_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Provision For Credit Losses Of Financing Receivables</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ProvisionForCreditLossesOfFinancingReceivables_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Amount of credit loss expense for financing receivable.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TreasuryStockCommonShares_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Treasury stock</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TreasuryStockCommonShares_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Treasury Stock, Common, Shares</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TreasuryStockCommonShares_lbl" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel">Balances as at end of the year, Treasury stock (in shares)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TreasuryStockCommonShares_lbl" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel">Balances as at beginning of the year, Treasury stock (in shares)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_LoansAtFairValueMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Loans At Fair Value</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_LoansAtFairValueMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Loans At Fair Value [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_LoansAtFairValueMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Loans at fair value.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Thereafter</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Finite-Lived Intangible Asset, Expected Amortization, after Year Five</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Increase (Decrease) in Shareholders' Equity</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Increase (Decrease) in Stockholders' Equity [Roll Forward]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_OtherAssetsAllowanceForCreditLossNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Other assets allowance for credit loss noncurrent.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_OtherAssetsAllowanceForCreditLossNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Other Assets Allowance For Credit Loss Noncurrent</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_OtherAssetsAllowanceForCreditLossNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Other assets, allowance of credit losses</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ConvertibleDebtCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Convertible notes</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ConvertibleDebtCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Convertible Debt, Current</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInRollingYearFour_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">more than 36 months</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInRollingYearFour_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Long-Term Debt, Maturities, Repayments of Principal in Rolling Year Four</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_FinancingReceivableWeightedAverageInterestRate_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Weighted average interest rates of financing receivables (as a percent)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_FinancingReceivableWeightedAverageInterestRate_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivable Weighted Average Interest Rate</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_FinancingReceivableWeightedAverageInterestRate_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Percentage of weighted average interest rates of these financing receivables.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_GuaranteeCompanyDMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Guarantee Company D</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_GuaranteeCompanyDMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Guarantee Company D [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_GuaranteeCompanyDMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Guarantee Company D.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_MinimumMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Minimum</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_MinimumMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Minimum [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Granted (in dollars per share)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancialInstrumentAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Financial Instrument</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancialInstrumentAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financial Instrument [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivableOriginatedInFiscalYearBeforeLatestFiscalYear_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivable, Year Two, Originated, Fiscal Year before Current Fiscal Year</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivableOriginatedInFiscalYearBeforeLatestFiscalYear_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Loans originated in 2024</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AssetsCurrentAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Current assets</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AssetsCurrentAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Assets, Current [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_EquitySecuritiesFVNIAddition_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Equity securities FVNI addition.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_EquitySecuritiesFVNIAddition_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Equity Securities F V N I Addition</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_EquitySecuritiesFVNIAddition_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Addition</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_InvestmentProgramManagementServiceFeesCreditOrientedMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Investment Program Management Service Fees-Credit Oriented</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_InvestmentProgramManagementServiceFeesCreditOrientedMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Investment Program Management Service Fees Credit Oriented [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_InvestmentProgramManagementServiceFeesCreditOrientedMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Investment program management service fees credit oriented.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AmortizationOfIntangibleAssets_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Amortization of Intangible Assets, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AmortizationOfIntangibleAssets_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Amortization expense</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AmortizationOfIntangibleAssets_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Amortization of Intangible Assets</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonClassBMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Class B Ordinary Shares</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonClassBMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Common Class B [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueInputsLevel3Member_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Level 3 Inputs</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueInputsLevel3Member_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value, Inputs, Level 3 [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueMeasurementsNonrecurringMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value, Nonrecurring [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueMeasurementsNonrecurringMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Non-recurring Basis</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeTaxExpenseBenefitContinuingOperationsAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Current and deferred portion of income tax expense</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeTaxExpenseBenefitContinuingOperationsAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Income Tax Expense (Benefit), Continuing Operations [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SegmentReportingAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Segment Reporting [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LiabilitiesCurrentAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Current liabilities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LiabilitiesCurrentAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Liabilities, Current [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_InventorySupplierFMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Inventory Supplier F</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_InventorySupplierFMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Inventory Supplier F [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_InventorySupplierFMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Inventory supplier f.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_PaymentsForRepurchaseOfTreasuryStock_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Repurchase of treasury stock</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_PaymentsForRepurchaseOfTreasuryStock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Repurchase of treasury stock</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_PaymentsForRepurchaseOfTreasuryStock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Payments For Repurchase Of Treasury Stock</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_PaymentsForRepurchaseOfTreasuryStock_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Payments for repurchase of treasury stock.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_MeasurementInputMarginsOnCostMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Margins on Cost of Guarantee Services</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_MeasurementInputMarginsOnCostMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Measurement Input Margins On Cost [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_MeasurementInputMarginsOnCostMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Measurement input using margins on cost.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ShenzhenLexinSoftwareMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Shenzhen Lexin Software</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ShenzhenLexinSoftwareMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Shenzhen Lexin Software [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ShenzhenLexinSoftwareMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Shenzhen Lexin Software.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RelatedPartyTransactionsAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Related Party Transactions [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ShareIncentivePlan2017Member_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">2017 Share Incentive Plan</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ShareIncentivePlan2017Member_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share Incentive Plan2017 [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ShareIncentivePlan2017Member_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Represents information pertaining to 2017 share incentive plan.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ThresholdPercentageOfEquityInterestInPrcForeignInvestedEnterpriseToEnjoyPreferentialWithholdingTaxRate_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Threshold percentage of equity interest in PRC foreign invested enterprise to enjoy preferential withholding tax rate.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ThresholdPercentageOfEquityInterestInPrcForeignInvestedEnterpriseToEnjoyPreferentialWithholdingTaxRate_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Threshold Percentage Of Equity Interest In PRC Foreign Invested Enterprise To Enjoy Preferential Withholding Tax Rate</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ThresholdPercentageOfEquityInterestInPrcForeignInvestedEnterpriseToEnjoyPreferentialWithholdingTaxRate_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Threshold percentage of equity interest in PRC foreign invested enterprise to enjoy preferential withholding tax rate</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PurchaseObligationDueInThirdYear_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">25 &#8211; 36 months</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PurchaseObligationDueInThirdYear_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Purchase Obligation, to be Paid, Year Three</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccountingStandardsUpdate202203Member_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Accounting Standards Update 2022-03 [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccountingStandardsUpdate202203Member_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">ASU 2022-03</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLossCarryforwards_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Operating Loss Carryforwards, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLossCarryforwards_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Operating loss carryforwards</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLossCarryforwards_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Operating Loss Carryforwards</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccountsReceivableNetCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Net</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccountsReceivableNetCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Accounts Receivable, after Allowance for Credit Loss, Current</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule of Financing Receivables, Net</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Accounts, Notes, Loans and Financing Receivable [Table Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromContributionsFromAffiliates_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Proceeds from Contributions from Affiliates</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromContributionsFromAffiliates_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Net cash provided by funds from Group companies</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_CommonStockTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Ordinary Shares</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_CommonStockTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Common Stock [Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_CommonStockTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">The entire disclosure for terms, amounts, nature of changes, rights and privileges, dividends, and other matters related to common stock.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PrepaidExpenseNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Prepaid Expense, Noncurrent</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PrepaidExpenseNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Prepayment of share subscription to related parties</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_IncomeTaxHolidayIncomeTaxBenefitsPerShareBasic_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Basic net income per share effect</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_IncomeTaxHolidayIncomeTaxBenefitsPerShareBasic_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Income Tax Holiday Income Tax Benefits Per Share Basic</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_IncomeTaxHolidayIncomeTaxBenefitsPerShareBasic_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Basic net income per share effect of the income tax benefit resulting from the income tax holidays granted by taxing jurisdictions.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_Supplies_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Prepayment to inventory suppliers</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_Supplies_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Prepaid Supplies</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RestrictedCashEquivalentsCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Restricted term deposit and short-term investments</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RestrictedCashEquivalentsCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Restricted term deposit</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RestrictedCashEquivalentsCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Restricted term deposit</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommitmentsAndContingencies_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Commitments and Contingencies</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommitmentsAndContingencies_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Commitments and contingencies (Note 21)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeLeasesPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Leases</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeLeasesPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Lessee, Leases [Policy Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockGrantedDuringPeriodValueSharebasedCompensationGross_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Total share-based compensation expense recognized for stock options granted</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockGrantedDuringPeriodValueSharebasedCompensationGross_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Shares Granted, Value, Share-Based Payment Arrangement, before Forfeiture</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_lbl" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel">Balance at the beginning of the period (in dollars per share)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_lbl" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel">Balance at the end of the period (in dollars per share)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_RedesignationOfCommonClassSharesAmountConverted_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Redesignation of Class B Ordinary Shares into Class A Ordinary Shares</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AllowanceForNotesAndLoansReceivableNoncurrent_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Allowance for credit losses</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AllowanceForNotesAndLoansReceivableNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Long-term financing receivables, allowance for credit losses</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AllowanceForNotesAndLoansReceivableNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivable, Allowance for Credit Loss, Noncurrent</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProvisionForDoubtfulAccounts_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Provisions</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProvisionForDoubtfulAccounts_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Accounts Receivable, Credit Loss Expense (Reversal)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_GeneralAndAdministrativeExpenseMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">General and administrative expenses</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_GeneralAndAdministrativeExpenseMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">General and Administrative Expense [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RevenuePracticalExpedientIncrementalCostOfObtainingContract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Practical expedients, amortization period</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RevenuePracticalExpedientIncrementalCostOfObtainingContract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Revenue, Practical Expedient, Incremental Cost of Obtaining Contract [true false]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLeaseLiability_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total lease liabilities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLeaseLiability_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Total lease liabilities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLeaseLiability_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Operating Lease, Liability</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_SummaryOfObligationsAssociatedWithContingentGuaranteeLiabilitiesTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Summary Of Obligations Associated With Contingent Guarantee Liabilities Table [Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_SummaryOfObligationsAssociatedWithContingentGuaranteeLiabilitiesTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Summary of obligations associated with contingent guarantee liabilities.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_SummaryOfObligationsAssociatedWithContingentGuaranteeLiabilitiesTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule of Obligations Associated with Contingent Guarantee Liabilities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_AuditorFirmId_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Auditor Firm ID</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_AuditorFirmId_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Auditor Firm ID</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccountingStandardsUpdate202104Member_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">ASU 2021-04</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccountingStandardsUpdate202104Member_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Accounting Standards Update 2021-04 [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccountsReceivableGrossCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Gross</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccountsReceivableGrossCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Accounts Receivable, before Allowance for Credit Loss, Current</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShortTermBorrowings_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Short-term borrowings</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShortTermBorrowings_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Short-term Debt, Total</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShortTermBorrowings_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Short-Term Debt</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockNoParValue_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Par value of shares</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockNoParValue_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Common Stock, No Par Value</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccruedMarketingCostsCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Accrued marketing expenses</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccruedMarketingCostsCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Accrued Marketing Costs, Current</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RestrictedCashCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Restricted cash</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RestrictedCashCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Restricted Cash, Current</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_AmericanDepositaryShareMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">ADS</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_AmericanDepositaryShareMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">American Depositary Share [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_AmericanDepositaryShareMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">It represents information related to American Depositary Share (ADS).</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ConcentrationRiskByBenchmarkAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Concentration Risk Benchmark</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ConcentrationRiskByBenchmarkAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Concentration Risk Benchmark [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_RestrictedTimeDepositsPolicyPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Restricted Time Deposits</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_RestrictedTimeDepositsPolicyPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Restricted Time Deposits Policy Policy [Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_RestrictedTimeDepositsPolicyPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Disclosure of accounting policy for restricted time deposits.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationIssues_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Cash collection</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationIssues_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis, Unobservable Inputs Reconciliation, Issues</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_PlatformBasedServicesIncomeMembershipServicesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Membership Services</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_PlatformBasedServicesIncomeMembershipServicesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Platform-Based Services Income Membership Services [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_PlatformBasedServicesIncomeMembershipServicesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Platform-Based Services Income Membership Services [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">13 - 24 months</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Long-Term Debt, Maturity, Year Two</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_VariableInterestEntityPrimaryBeneficiaryMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">VIEs</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_VariableInterestEntityPrimaryBeneficiaryMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Variable Interest Entity, Primary Beneficiary [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_AccountPayableMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Account Payable [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_AccountPayableMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">10% or More of Accounts Payable, Number of Suppliers</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_AccountPayableMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Account payable.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_DeferredTaxAssetsOperatingLossCarryForwardsExpiresInYearFive_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Deferred Tax Assets Operating Loss Carry Forwards Expires In Year Five</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_DeferredTaxAssetsOperatingLossCarryForwardsExpiresInYearFive_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Amount before allocation of valuation allowances of deferred tax asset attributable to deductible operating loss carryforwards, expires in year five.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_DeferredTaxAssetsOperatingLossCarryForwardsExpiresInYearFive_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Net operating loss carryforwards, expires in 2030</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_EffectiveIncomeTaxRateReconciliationAtFederalPreferentialIncomeTaxRateFrom2023To2028_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Effective Income Tax Rate Reconciliation At Federal Preferential Income Tax Rate From 2023 to 2028</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_EffectiveIncomeTaxRateReconciliationAtFederalPreferentialIncomeTaxRateFrom2023To2028_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Preferential income tax rate (as a percentage) from 2023 to 2028</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_EffectiveIncomeTaxRateReconciliationAtFederalPreferentialIncomeTaxRateFrom2023To2028_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Effective income tax rate reconciliation at federal preferential income tax rate from 2023 to 2028.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Changes in valuation allowance</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Effective Income Tax Rate Reconciliation, Change in Deferred Tax Assets Valuation Allowance, Percent</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Changes in valuation allowance</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LiabilitiesNoncurrentAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Liabilities, Noncurrent [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LiabilitiesNoncurrentAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Non-current liabilities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Effect of Exchange Rate on Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Including Discontinued Operation</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Effect of Exchange Rate on Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, Including Disposal Group and Discontinued Operations, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Effect of exchange rate changes on cash, cash equivalents and restricted cash</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Effect of exchange rate changes on cash and cash equivalents and restricted cash</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_FinancingReceivableOriginatedTwoOrMoreYearsBeforeLatestFiscalYear_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivable Originated Two Or More Years Before Latest Fiscal Year</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_FinancingReceivableOriginatedTwoOrMoreYearsBeforeLatestFiscalYear_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Financing receivable, originated, two or more years before latest fiscal year.</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProfitLoss_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Net Income (Loss), Including Portion Attributable to Noncontrolling Interest</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProfitLoss_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Net income</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProfitLoss_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Net income/(loss)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProfitLoss_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Net income</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ShenzhenBeizhipijiTechnologyCoLtdMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Shenzhen Beizhipiji Technology Co., Ltd [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ShenzhenBeizhipijiTechnologyCoLtdMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Shenzhen Beizhipiji Technology Co., Ltd [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ShenzhenBeizhipijiTechnologyCoLtdMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Beizhipiji</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_DueFromRelatedPartiees_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Due from Related Partiees</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_DueFromRelatedPartiees_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Due from Related Partiees</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_DueFromRelatedPartiees_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Amounts due from Group companies</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NotesReceivableGross_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total financing receivables (excluding accrued interest receivable)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NotesReceivableGross_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivable, before Allowance for Credit Loss</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NotesReceivableGross_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Total financing receivables (excluding accrued interest receivable)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_StockIssuedDuringPeriodSharesStockOptionsExercisedAndVested_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Exercise and vesting of share-based awards (in shares)</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_StockIssuedDuringPeriodSharesStockOptionsExercisedAndVested_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Number of shares exercised and vested from share based awards.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_HeldToMaturitySecurities_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Debt Securities, Held-to-maturity, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_HeldToMaturitySecurities_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Loan receivable recorded at amortized cost</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationAllocationAndClassificationInFinancialStatementsAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Share-based compensation expenses included in:</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LongtermDebtTypeDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Long-term Debt, Type</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LongtermDebtTypeDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Long-Term Debt, Type [Domain]</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_DeferredTaxLiabilitiesWithholdingIncomeTax_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Deferred tax liabilities, withholding income tax.</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Basic</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Weighted Average Number of Shares Outstanding, Basic</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_RestrictedTermDepositAndShortTermInvestmentsPolicyPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Restricted term deposit and short-term investments policy.</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_TransferOfShemxhenLexinFinancingGuaranteeCoLtdFromVieToSubsidiary_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Transfer Of Shemxhen Lexin Financing Guarantee Co, Ltd from VIE To Subsidiary</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfEffectiveIncomeTaxRateReconciliationTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Effective Income Tax Rate Reconciliation [Table Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfEffectiveIncomeTaxRateReconciliationTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule of Reconciliation Between Statutory EIT Rate and Effective Tax Rate for Group</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule Of Share Based Compensation Arrangements By Share Based Payment Award [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Share-Based Compensation Arrangements by Share-Based Payment Award [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StatementBusinessSegmentsAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Segments [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PropertyPlantAndEquipmentTypeDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Long-Lived Tangible Asset</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestPayableCurrentAndNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Interest Payable</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_PurchaseObligationDueAfterFourYear_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">49 &#8211; 60 months and beyond</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_PurchaseObligationDueAfterFourYear_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Purchase obligation due after four year.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cyd_CybersecurityRiskProcessForInformingManagementOrCommitteesResponsibleTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cybersecurity Risk Process for Informing Management or Committees Responsible [Text Block]</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SubsequentEventsTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Subsequent Events [Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LoansReceivableFairValueDisclosure_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Loans at fair value</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EffectiveIncomeTaxRateReconciliationTaxCredits_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Effective Income Tax Rate Reconciliation, Tax Credit, Percent</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EffectiveIncomeTaxRateReconciliationTaxCredits_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Effective Income Tax Rate Reconciliation, Tax Credit, Percent, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EffectiveIncomeTaxRateReconciliationTaxCredits_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Tax creidts</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EffectiveIncomeTaxRateReconciliationTaxCredits_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Tax credits</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RelatedPartyTransactionsDisclosureTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Related Party Transactions Disclosure [Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">APIC, Share-based Payment Arrangement, Increase for Cost Recognition, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Share-based compensation expenses</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue_lbl" xlink:role="http://www.xbrl.org/2003/role/label">APIC, Share-Based Payment Arrangement, Increase for Cost Recognition</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_EmployeesDirectorsAndNonEmployeesDirectorsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Employees, Directors and Non-employee Directors</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_EmployeesDirectorsAndNonEmployeesDirectorsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Employees Directors And Non Employees Directors [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_EmployeesDirectorsAndNonEmployeesDirectorsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Represents information relating to employees, directors and non-employees directors.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EffectiveIncomeTaxRateReconciliationTaxExemptIncome_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Tax exempt income rate (as a percent)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EffectiveIncomeTaxRateReconciliationTaxExemptIncome_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Effective Income Tax Rate Reconciliation, Tax Exempt Income, Percent</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Effective Income Tax Rate Reconciliation, Change in Deferred Tax Assets Valuation Allowance, Amount</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Changes in Valuation Allowances</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockholdersEquity_lbl" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel">Stockholders' Equity Attributable to Parent, Beginning Balance</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockholdersEquity_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total equity attributable to owners of the company</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockholdersEquity_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Total equity attributable to owners of the company</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_DocumentRegistrationStatement_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Document Registration Statement</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_DocumentRegistrationStatement_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Document Registration Statement</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfVariableInterestEntitiesTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule of the Assets, Liabilities, Results of Operations and Changes in Cash and Cash Equivalents and Restricted Cash of the VIEs and their Subsidiaries</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_JiMicrocreditMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Ji'an Microcredit</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_JiMicrocreditMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Ji Microcredit [Member]</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_GuaranteeLiabilityWeightedAverageCumulativeDefaultRates_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">The weighted average cumulative default rates related to guarantee liability. It is expressed as a percentage of the original principal balance of the loans.</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CostOfSalesPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Cost of Sales</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ProvisionForCreditLossesOfFinancingReceivablesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Provision for credit losses of financing receivables for valuation allowance of deferred tax assets.</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtLongtermAndShorttermCombinedAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt, Long-Term and Short-Term, Combined Amount</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtLongtermAndShorttermCombinedAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Long-term borrowings</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ValuationTechniqueDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Valuation Approach and Technique [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_UseOfEstimates_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Use of Estimates</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_UseOfEstimates_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Use of Estimates, Policy [Policy Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_StatutoryReservesAndRestrictedNetAssetsAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Statutory Reserves And Restricted Net Assets [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_StatutoryReservesAndRestrictedNetAssetsAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">No definition available.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_SummaryOfMovementOfCarryingValueOfEquityInvestmentsAccountedUsingMeasurementAlternative_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Summary of movement of carrying value of equity investments accounted using measurement alternative.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_SummaryOfMovementOfCarryingValueOfEquityInvestmentsAccountedUsingMeasurementAlternative_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Summary of Movement of Carrying Value of Equity Investments Accounted Using Measurement Alternative</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_SummaryOfMovementOfCarryingValueOfEquityInvestmentsAccountedUsingMeasurementAlternative_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Summary of Movement of Carrying Value of Equity Investments Accounted Using Measurement Alternative</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CreditLossFinancialInstrumentPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Credit Loss, Financial Instrument [Policy Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CreditLossFinancialInstrumentPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Allowance for credit losses</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_DeferredTaxLiabilitiesProvisionForCreditLosses_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Provision for credit losses</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_DeferredTaxLiabilitiesProvisionForCreditLosses_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Deferred Tax Liabilities Provision For Credit Losses</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_DeferredTaxLiabilitiesProvisionForCreditLosses_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Deferred tax liabilities provision for credit losses.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_BusinessContactMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Business Contact</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_BusinessContactMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Business Contact [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TreasuryStockCommonMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Treasury Stock, Common [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TreasuryStockCommonMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Treasury Stock</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LeaseholdImprovementsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Leasehold Improvement</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LeaseholdImprovementsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Leasehold Improvements [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivableAllowanceForCreditLosses_lbl" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel">Financing Receivable, Allowance for Credit Loss, Ending Balance</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivableAllowanceForCreditLosses_lbl" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel">Financing Receivable, Allowance for Credit Loss, Beginning Balance</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivableAllowanceForCreditLosses_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedPeriodStartLabel">Beginning balances</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivableAllowanceForCreditLosses_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedPeriodEndLabel">Ending balances</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivableAllowanceForCreditLosses_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Allowance for credit losses</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivableAllowanceForCreditLosses_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivable, Allowance for Credit Loss</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivableAllowanceForCreditLosses_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Credit allowance of financial receivable</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ForeignCurrencyTransactionGainLossBeforeTax_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Foreign Currency Transaction Gain (Loss), before Tax, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ForeignCurrencyTransactionGainLossBeforeTax_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Gain (Loss), Foreign Currency Transaction, before Tax</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ForeignCurrencyTransactionGainLossBeforeTax_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Foreign exchange loss/(gain)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SellingAndMarketingExpenseMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Sales and marketing expenses</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SellingAndMarketingExpenseMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Selling and Marketing Expense [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityAddressAddressLine2_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Entity Address, Address Line Two</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityAddressAddressLine2_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity Address, Address Line Two</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueDisclosuresTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fair Value Measurement</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueDisclosuresTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value Disclosures [Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DividendsPayableDateDeclaredDayMonthAndYear_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Dividends Payable, Date Declared</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DividendsPayableDateDeclaredDayMonthAndYear_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Dividends payable, approved and declared date</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_PlatformBasedServicesIncomeMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Platform-based services income</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_PlatformBasedServicesIncomeMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Platform Based Services Income [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_PlatformBasedServicesIncomeMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Platform based services income.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_PlatformBasedServicesIncomeMember_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Platform-based services income</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProductInformationLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Product information</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProductInformationLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Product Information [Line Items]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_CashPaidOnAcquisitionOfSubsidiariesNetOfCashAcquired_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Cash paid on acquisition of subsidiaries, net of cash acquired</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_CashPaidOnAcquisitionOfSubsidiariesNetOfCashAcquired_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cash Paid On Acquisition Of Subsidiaries, net Of Cash Acquired</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_CashPaidOnAcquisitionOfSubsidiariesNetOfCashAcquired_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Cash paid on acquisition of subsidiaries, net of cash acquired.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LongtermDebtWeightedAverageInterestRate_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Weighted average interest rates of long-term borrowings</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LongtermDebtWeightedAverageInterestRate_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Long-Term Debt, Weighted Average Interest Rate, at Point in Time</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NoncontrollingInterestMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Non-controlling Interest</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NoncontrollingInterestMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Noncontrolling Interest [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InventoriesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Inventories</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InventoriesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Inventories [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Options Outstanding</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding [Roll Forward]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentNameDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Debt Instrument, Name</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentNameDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Instrument, Name [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentCollateralAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Collateral amount</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentCollateralAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Instrument, Collateral Amount</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccruedLiabilitiesAndOtherLiabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Accruals and other current liabilities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccruedLiabilitiesAndOtherLiabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total accruals and other current liabilities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccruedLiabilitiesAndOtherLiabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Accrued Liabilities and Other Liabilities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccruedLiabilitiesAndOtherLiabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Accruals and other current liabilities(including amounts of the consolidated VIEs of RMB2,790,265 and RMB3,655,306 as of December 31, 2024 and December 31, 2025, respectively)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeLossFromEquityMethodInvestments_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Income (Loss) from Equity Method Investments, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeLossFromEquityMethodInvestments_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Loss from equity method investments</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeLossFromEquityMethodInvestments_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Income (Loss) from Equity Method Investments</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeLossFromEquityMethodInvestments_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Share of results of equity investees</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_EarningsPerShareTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Earnings Per Share [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_EarningsPerShareTable_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Earnings per share.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SegmentReportingCodmIndividualTitleAndPositionOrGroupOrCommitteeNameExtensibleEnumeration_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Segment Reporting, CODM, Individual Title and Position or Group Name [Extensible Enumeration]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_FundsPayableToIndividualInvestors_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Funds payable to Individual Investors</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_FundsPayableToIndividualInvestors_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Funds payable to Individual Investors (including amounts of the consolidated VIEs of RMB618,749 and nil as of December 31, 2019 and 2020, respectively)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_FundsPayableToIndividualInvestors_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Funds Payable To Individual Investors</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_FundsPayableToIndividualInvestors_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">The amount of funds payable to individual investors</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CondensedFinancialInformationOfParentCompanyOnlyDisclosureTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Parent Company Only Condensed Financial Information</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CondensedFinancialInformationOfParentCompanyOnlyDisclosureTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Condensed Financial Information of Parent Company Only Disclosure [Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PlanNameDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Plan Name</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PlanNameDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Plan Name [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationGainLossIncludedInEarnings_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Change in fair value</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationGainLossIncludedInEarnings_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis, Unobservable Inputs Reconciliation, Gain (Loss) Included in Earnings</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfShareBasedPaymentAwardEmployeeStockPurchasePlanValuationAssumptionsTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule of Estimated Fair Value of Stock Option Granted</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfShareBasedPaymentAwardEmployeeStockPurchasePlanValuationAssumptionsTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Share-Based Payment Award, Employee Stock Purchase Plan, Valuation Assumptions [Table Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SoftwareAndSoftwareDevelopmentCostsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Software</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SoftwareAndSoftwareDevelopmentCostsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Software and Software Development Costs [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_LoanFacilitationAndServicingFeesPerformanceBasedMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Loan facilitation and servicing fees-performance based</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_LoanFacilitationAndServicingFeesPerformanceBasedMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Loan Facilitation And Servicing Fees Performance Based [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_LoanFacilitationAndServicingFeesPerformanceBasedMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Loan facilitation and servicing fees performance based.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Interest Expense, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestExpense_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Interest expense, net</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Interest Expense, Operating and Nonoperating</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_InventorySupplierAMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Inventory Supplier A</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_InventorySupplierAMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Inventory Supplier A [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_InventorySupplierAMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Represents the information pertaining to inventory supplier A.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ConcentrationOfRiskNumberOfInstitutionalFundingPartners_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Number of institutional funding partners that accounted for more than 10% of the Group's origination of off-balance sheet loans</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ConcentrationOfRiskNumberOfInstitutionalFundingPartners_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Concentration Of Risk Number Of Institutional Funding Partners</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ConcentrationOfRiskNumberOfInstitutionalFundingPartners_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Represents the number of institutional funding partners.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CostOfGoodsAndServicesSold_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Cost of sales</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CostOfGoodsAndServicesSold_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Cost of Goods and Services Sold, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CostOfGoodsAndServicesSold_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cost of Product and Service Sold</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cyd_CybersecurityRiskMateriallyAffectedOrReasonablyLikelyToMateriallyAffectRegistrantTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cybersecurity Risk Materially Affected or Reasonably Likely to Materially Affect Registrant [Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cyd_CybersecurityRiskManagementExpertiseOfManagementResponsibleTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cybersecurity Risk Management Expertise of Management Responsible [Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ChangeInFairValueOfFinancialGuaranteeDerivativeAndLoanAtFairValue_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Change in fair value of financial guarantee derivative and loan at fair value</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ChangeInFairValueOfFinancialGuaranteeDerivativeAndLoanAtFairValue_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Change in fair value of financial guarantee derivative and loan at fair value</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ChangeInFairValueOfFinancialGuaranteeDerivativeAndLoanAtFairValue_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Change in fair value of financial guarantee derivatives and loans at fair value</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ChangeInFairValueOfFinancialGuaranteeDerivativeAndLoanAtFairValue_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Change in fair value of financial guarantee derivatives and loans at fair value</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetsCollectionOfLoans_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Cash collection</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetsCollectionOfLoans_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Assets Collection Of Loans</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetsCollectionOfLoans_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Fair value measurement with unobservable inputs reconciliation recurring basis assets collection of loans.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SummaryOfIncomeTaxHolidayTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Summary of Income Tax Holiday [Table Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SummaryOfIncomeTaxHolidayTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule of Effect of Tax Holiday Related to Group</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TreasuryStockValue_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Treasury stock</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TreasuryStockValue_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Treasury Stock, Value</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TreasuryStockValue_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Shares repurchase program, Share acquired amount</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TreasuryStockValue_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Treasury Stock, Value, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TreasuryStockValue_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel">Treasury Stock</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TreasuryStockValue_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Treasury stock (44,369,636 and 51,843,198 shares as of December 31, 2024 and 2025, respectively)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RelatedPartyTransactionsByRelatedPartyAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Related Party</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RelatedPartyTransactionsByRelatedPartyAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Related and Nonrelated Parties [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_BeihaiSuperEggECommerceCoLtdMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Beihai Super Egg</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_BeihaiSuperEggECommerceCoLtdMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Beihai Super Egg E Commerce Co Ltd [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_BeihaiSuperEggECommerceCoLtdMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Beihai Super Egg E-Commerce Co Ltd.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeTaxReconciliationOtherAdjustments_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Effective Income Tax Rate Reconciliation, Other Adjustments, Amount</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeTaxReconciliationOtherAdjustments_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Other Adjustments</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivableOriginatedInCurrentFiscalYear_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivable, Year One, Originated, Current Fiscal Year</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivableOriginatedInCurrentFiscalYear_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Loans originated in 2025</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CollateralAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Collateral Held</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CollateralAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Collateral Held [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PastDueFinancingReceivablesTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Summary of Aging Analysis of Past Due Financing Receivables</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PastDueFinancingReceivablesTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivable, Past Due [Table Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PropertyPlantAndEquipmentPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Property, Equipment and Software, Net</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PropertyPlantAndEquipmentPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Property, Plant and Equipment, Policy [Policy Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccountingStandardsUpdateExtensibleList_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Accounting Standards Update [Extensible Enumeration]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityAddressCityOrTown_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Entity Address, City or Town</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityAddressCityOrTown_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity Address, City or Town</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_HeldToMaturitySecuritiesDebtMaturitiesTerm_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Maturity term</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_HeldToMaturitySecuritiesDebtMaturitiesTerm_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Held To Maturity Securities Debt Maturities Term</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_HeldToMaturitySecuritiesDebtMaturitiesTerm_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Held to maturity securities debt maturities term.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NotesAndLoansReceivableGrossCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Short-term financing receivables</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NotesAndLoansReceivableGrossCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivable, before Allowance for Credit Loss, Current</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NotesAndLoansReceivableNetCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total short-term financing receivables, net</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NotesAndLoansReceivableNetCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivable, after Allowance for Credit Loss, Current</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NotesAndLoansReceivableNetCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Short-term financing receivables, net</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NotesAndLoansReceivableNetCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Short-term financing receivables, net of allowance for credit losses of RMB102,124 and RMB198,694 as of December 31, 2024 and December 31, 2025, respectively</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLossCarryforwardsValuationAllowance_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Operating Loss Carryforwards, Valuation Allowance, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLossCarryforwardsValuationAllowance_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Valuation allowance for net operating loss carryforwards</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLossCarryforwardsValuationAllowance_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Operating Loss Carryforwards, Valuation Allowance</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NumberOfReportableSegments_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Number of Reportable Segments</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NumberOfReportableSegments_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Number of reportable segments</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_SecurityExchangeName_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Security Exchange Name</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_SecurityExchangeName_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Security Exchange Name</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_ContactPersonnelName_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Contact Personnel Name</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_ContactPersonnelName_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Contact Personnel Name</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EffectiveIncomeTaxRateReconciliationOtherAdjustments_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Effective Income Tax Rate Reconciliation, Other Adjustments, Percent</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EffectiveIncomeTaxRateReconciliationOtherAdjustments_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Tax rate difference from statutory rate in other jurisdictions and others</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PropertyPlantAndEquipmentGross_lbl" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel">Property, Plant and Equipment, Gross, Ending Balance</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PropertyPlantAndEquipmentGross_lbl" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel">Property, Plant and Equipment, Gross, Beginning Balance</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PropertyPlantAndEquipmentGross_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Property, Plant and Equipment, Gross, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PropertyPlantAndEquipmentGross_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Total property, equipment and software, gross</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PropertyPlantAndEquipmentGross_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Property, Plant and Equipment, Gross</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_DeferredTaxAssetsOperatingLossCarryForwardsExpiresInYearOne_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Deferred tax assets operating loss carry forwards expires in year one.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_DeferredTaxAssetsOperatingLossCarryForwardsExpiresInYearOne_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Deferred Tax Assets Operating Loss Carry Forwards Expires In Year One</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_DeferredTaxAssetsOperatingLossCarryForwardsExpiresInYearOne_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Net operating loss carryforwards, expires in 2026</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ShenzhenDingshengTechnologyMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Shenzhen Dinsheng Computer Technology</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ShenzhenDingshengTechnologyMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Shenzhen Dingsheng Technology [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ShenzhenDingshengTechnologyMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Shenzhen Dingsheng Technology.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtWeightedAverageInterestRate_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Weighted average interest rate</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtWeightedAverageInterestRate_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt, Weighted Average Interest Rate</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfFinancingReceivablesMinimumPaymentsTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Summary of Balances of Financing Receivables by Due Date</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfFinancingReceivablesMinimumPaymentsTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Financing Receivables, Minimum Payments [Table Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Income before income tax expense</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Income/(Loss) before income tax</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Income before income tax</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ShenzhenFenqileNetworkTechnologyCo.LtdMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Shenzhen Fenqile</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ShenzhenFenqileNetworkTechnologyCo.LtdMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Shenzhen Fenqile Network Technology Co. Ltd [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ShenzhenFenqileNetworkTechnologyCo.LtdMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Represents the information pertaining to Shenzhen Fenqile Network Technology Co., Ltd. ("Shenzhen Fenqile").</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingNumber_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Vested and expected to vest at the end of the period (in shares)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingNumber_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Vested and Expected to Vest, Outstanding, Number</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestExpenseBorrowings_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Interest Expense, Borrowings, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestExpenseBorrowings_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Funding cost</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestExpenseBorrowings_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Interest Expense, Borrowings</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ConcentrationRiskTypeDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Concentration Risk Type</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ConcentrationRiskTypeDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Concentration Risk Type [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_EffectiveIncomeTaxRateReconciliationAtFederalPreferentialIncomeTaxRateFrom2022To2024_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Preferential income tax rate (as a percentage) from 2022 to 2024</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_EffectiveIncomeTaxRateReconciliationAtFederalPreferentialIncomeTaxRateFrom2022To2024_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Effective Income Tax Rate Reconciliation At Federal Preferential Income Tax Rate From 2022 To 2024</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_EffectiveIncomeTaxRateReconciliationAtFederalPreferentialIncomeTaxRateFrom2022To2024_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Effective income tax rate reconciliation at federal preferential income tax rate from 2022 to 2024.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_MeasurementInputTypeDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Measurement Input Type</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_MeasurementInputTypeDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Measurement Input Type [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AntidilutiveSecuritiesNameDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Antidilutive Securities, Name</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AntidilutiveSecuritiesNameDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Antidilutive Securities, Name [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EffectiveIncomeTaxRateReconciliationForeignIncomeTaxRateDifferential_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Effective Income Tax Rate Reconciliation, Foreign Income Tax Rate Differential, Percent</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EffectiveIncomeTaxRateReconciliationForeignIncomeTaxRateDifferential_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Foreign Tax Effects</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_FairValueOfLongTermInvestment_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Fair value of long-term investment.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_FairValueOfLongTermInvestment_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value of Long-term Investment</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_FairValueOfLongTermInvestment_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fair value of long-term investment</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancialAssetNotPastDueMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Current</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancialAssetNotPastDueMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financial Asset, Not Past Due [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InventoryNet_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Inventory, Net, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InventoryNet_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Inventories, net</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InventoryNet_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Inventory, Net</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Continuing Operation</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_lbl" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel">Cash, cash equivalents and restricted cash at beginning of the year</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_lbl" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel">Cash, cash equivalents and restricted cash at end of the year</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_GuaranteeReceivableMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Guarantee Receivable</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_GuaranteeReceivableMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Guarantee Receivable [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_GuaranteeReceivableMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Guarantee Receivable [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestPaidNet_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Cash paid for interest expense of borrowings and convertible notes</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestPaidNet_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Interest Paid, Excluding Capitalized Interest, Operating Activity</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueByMeasurementBasisAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Measurement Basis</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueByMeasurementBasisAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Measurement Basis [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_RangeMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Statistical Measurement</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_RangeMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Statistical Measurement [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ContractualObligationFiscalYearMaturityAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Contractual Obligation</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ContractualObligationFiscalYearMaturityAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Contractual Obligation, Fiscal Year Maturity [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AssetsCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total current assets</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AssetsCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Assets, Current</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AllocatedShareBasedCompensationExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Share-based compensation expenses</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AllocatedShareBasedCompensationExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Share-based compensation expenses</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AllocatedShareBasedCompensationExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share-Based Payment Arrangement, Expense</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_DocumentPeriodEndDate_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Document Period End Date</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_DocumentPeriodEndDate_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Document Period End Date</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_DepositsToInsuranceAndGuaranteeCompaniesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Deposits to Insurance and Guarantee Companies</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_DepositsToInsuranceAndGuaranteeCompaniesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Deposits To Insurance And Guarantee Companies [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_DepositsToInsuranceAndGuaranteeCompaniesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Represents the deposits to insurance companies and guarantee companies.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ScheduleOfAccrualsAndOtherCurrentLiabilitiesTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule of accruals and other current liabilities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ScheduleOfAccrualsAndOtherCurrentLiabilitiesTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Accruals and Other Current Liabilities [Table Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ScheduleOfAccrualsAndOtherCurrentLiabilitiesTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Schedule of accruals and other current liabilities.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ContractWithCustomerAssetAccumulatedAllowanceForCreditLossNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Long-term contract assets and service fees receivable, allowance for credit losses</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ContractWithCustomerAssetAccumulatedAllowanceForCreditLossNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Contract with Customer, Asset, Allowance for Credit Loss, Noncurrent</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_TitleOfIndividualAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Title of Individual</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_TitleOfIndividualAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Title and Position [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueMeasurementsFairValueHierarchyDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fair Value Hierarchy and NAV</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueMeasurementsFairValueHierarchyDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value Hierarchy and NAV [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_FundingDebtsObligationsToIndividualInvestorsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Liabilities to Individual Investors - Juzi Licai</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_FundingDebtsObligationsToIndividualInvestorsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Funding Debts Obligations To Individual Investors [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_FundingDebtsObligationsToIndividualInvestorsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">This member stands for funding debt liabilities to Individual Investors.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PaymentsToAcquireFinanceReceivables_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Financing receivables originated and purchased (excluding receivables related to online direct sales)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PaymentsToAcquireFinanceReceivables_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Payments to Acquire Finance Receivables</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ShortTermDebtMaturitiesRepaymentsOfPrincipalInNextRollingTwelveMonths_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Short Term Debt Maturities Repayments of Principal in Next Rolling Twelve Months</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ShortTermDebtMaturitiesRepaymentsOfPrincipalInNextRollingTwelveMonths_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Short term debt maturities repayments of principal in next rolling twelve months.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ShortTermDebtMaturitiesRepaymentsOfPrincipalInNextRollingTwelveMonths_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">1 - 12 months</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_IcfrAuditorAttestationFlag_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">ICFR Auditor Attestation Flag</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_IcfrAuditorAttestationFlag_lbl" xlink:role="http://www.xbrl.org/2003/role/label">ICFR Auditor Attestation Flag</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Exercisable at the end of the period (in shares)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercisable, Number</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Gain (Loss) Arising During Period, Net of Tax</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Foreign currency translation adjustments, net of tax</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccountsReceivableNetAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">CONTRACT ASSETS AND SERVICE FEES RECEIVABLE, NET AND GUARANTEE RECEIVABLES, NET</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccountsReceivableNetAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Accounts Receivable, after Allowance for Credit Loss [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_LandUseRightsNetPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Land Use Rights, Net</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_LandUseRightsNetPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Land Use Rights Net Policy [Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_LandUseRightsNetPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Land use rights, net.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_IncreaseDecreaseInDepositToInsuranceCompaniesAndGuaranteeCompanies_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Deposits to insurance companies and guarantee companies</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_IncreaseDecreaseInDepositToInsuranceCompaniesAndGuaranteeCompanies_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Increase Decrease In Deposit To Insurance Companies And Guarantee Companies</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_IncreaseDecreaseInDepositToInsuranceCompaniesAndGuaranteeCompanies_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Amount of increase (decrease) in deposits to insurance companies and guarantee companies.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLeaseLiabilityCurrentStatementOfFinancialPositionExtensibleList_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Operating Lease, Liability, Current, Statement of Financial Position</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLeaseLiabilityCurrentStatementOfFinancialPositionExtensibleList_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Operating Lease, Liability, Current, Statement of Financial Position [Extensible Enumeration]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StatementOfFinancialPositionAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Statement of Financial Position [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RestrictedStockUnitsRSUMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Restricted Share Units</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RestrictedStockUnitsRSUMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Restricted Stock Units (RSUs) [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_CumulativeEffectPeriodOfAdoptionAdjustmentMember_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Effect Due to the Adoption of ASC 326 (Note 2(g))</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_CumulativeEffectPeriodOfAdoptionAdjustmentMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Cumulative Effect Period Of Adoption Adjustment</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_CumulativeEffectPeriodOfAdoptionAdjustmentMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cumulative effect due to the adoption of ASC 326 (Note 2(e))</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ShenzhenDingshengMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Shenzhen Dingsheng</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ShenzhenDingshengMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Shenzhen Dingsheng Member</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ShenzhenDingshengMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Shenzhen dingsheng member.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_LongTermDebtMaturitiesRepaymentsOfPrincipalAndInterestInRollingYearFour_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">more than 36 months</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_LongTermDebtMaturitiesRepaymentsOfPrincipalAndInterestInRollingYearFour_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Long Term Debt Maturities Repayments Of Principal and Interest In Rolling Year Four</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_LongTermDebtMaturitiesRepaymentsOfPrincipalAndInterestInRollingYearFour_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Long term debt maturities repayments of principal and interest in rolling year four.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTable_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule Of Antidilutive Securities Excluded From Computation Of Earnings Per Share [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Antidilutive Security, Excluded EPS Calculation [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParentAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Other comprehensive income</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParentAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParentAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Other comprehensive income:</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_IncomeTaxDisclosureTable_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Income Tax Disclosure [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_IncomeTaxDisclosureTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Income Tax Disclosure [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_IncomeTaxDisclosureTable_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Schedule reflecting income taxes.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StatementClassOfStockAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Class of Stock</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StatementClassOfStockAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Class of Stock [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DeferredTaxLiabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Net deferred tax liabilities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DeferredTaxLiabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Net deferred tax liabilities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DeferredTaxLiabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Deferred Tax Liabilities, Net</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_SubscriptionFeesThirdPartySellersCommissionFeesAndFinancialServicesIncomeMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Subscription Fees Third Party Sellers Commission Fees and Financial Services Income [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_SubscriptionFeesThirdPartySellersCommissionFeesAndFinancialServicesIncomeMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Subscription fees, third-party sellers' commission fees, and financial services income.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_SubscriptionFeesThirdPartySellersCommissionFeesAndFinancialServicesIncomeMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Subscription fees, third-party sellers' commission fees, and financial services income</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CompensationAndEmployeeBenefitPlansTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Employee Benefit Plan</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ExpectedCreditLoss_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Expected credit loss</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ExpectedCreditLoss_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Expected Credit Loss</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ExpectedCreditLoss_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Expected credit loss.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_SignificantAccountingPoliciesLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Significant Accounting Policies [Line Items]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_SignificantAccountingPoliciesLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Significant Accounting Policies [Line Items]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_SignificantAccountingPoliciesLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Significant accounting policies.</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CurrentIncomeTaxExpenseBenefit_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Current income tax expense</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CurrentIncomeTaxExpenseBenefit_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Current Income Tax Expense (Benefit)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cyd_CybersecurityRiskManagementStrategyAndGovernanceLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cybersecurity Risk Management, Strategy, and Governance [Line Items]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ConvertibleDebtTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Convertible Notes</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ConvertibleDebtTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Convertible Debt [Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ConvertibleDebtTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">The entire disclosure of borrowings which can be exchanged for a specified number of another security at the option of the issuer or the holder. Disclosures include, but are not limited to, principal amount, amortized premium or discount, and amount of liability and equity components.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EffectiveIncomeTaxRateReconciliationChangeInEnactedTaxRate_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Change of tax position</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EffectiveIncomeTaxRateReconciliationChangeInEnactedTaxRate_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Effective Income Tax Rate Reconciliation, Change in Enacted Tax Rate, Percent</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EffectiveIncomeTaxRateReconciliationChangeInEnactedTaxRate_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Preferential tax rate</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EffectiveIncomeTaxRateReconciliationChangeInEnactedTaxRate_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Effect of Changes in Tax Laws or RatesEnacted in the Current Period</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivablesPeriodPastDueDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Financial Asset, Period Past Due</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivablesPeriodPastDueDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financial Asset, Aging [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShortTermDebtWeightedAverageInterestRate_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Weighted average interest rates of short-term borrowings</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_PaymentsToProvideFundsToRelatedParties_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Payments to provide funds to related parties.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_PaymentsToProvideFundsToRelatedParties_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Funds provided to related parties</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_Liabilities_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">TOTAL LIABILITIES</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Financial Instruments</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financial Instruments [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ContractualObligationDueInSecondYear_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Contractual Obligation, to be Paid, Year Two</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ContractualObligationDueInSecondYear_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">13 - 24 months</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ValuationAllowanceByDeferredTaxAssetAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Valuation Allowance by Deferred Tax Asset [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ProceedsFromWithdrawalOfRestrictedTermDepositsAndShortTermInvestments_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Withdrawal of restricted term deposit and short-term investments</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ProceedsFromWithdrawalOfRestrictedTermDepositsAndShortTermInvestments_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Proceeds From Withdrawal Of Restricted Term Deposits And Short-term Investments</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ProceedsFromWithdrawalOfRestrictedTermDepositsAndShortTermInvestments_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Proceeds from withdrawal of restricted term deposits and short-term investments.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInDeferredRevenue_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Deferred guarantee income</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInDeferredRevenue_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Increase (Decrease) in Deferred Revenue</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ForeignIncomeTaxExpenseBenefitContinuingOperations_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Foreign Income Tax Expense (Benefit), Continuing Operations, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ForeignIncomeTaxExpenseBenefitContinuingOperations_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Foreign Income Tax Expense (Benefit), Continuing Operations</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ForeignIncomeTaxExpenseBenefitContinuingOperations_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Income tax expense applicable to non-Mainland China operations</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_Dividends_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Dividends, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_Dividends_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Dividends</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_Dividends_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Dividends to shareholders</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeTaxReconciliationForeignIncomeTaxRateDifferential_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Effective Income Tax Rate Reconciliation, Foreign Income Tax Rate Differential, Amount</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeTaxReconciliationForeignIncomeTaxRateDifferential_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Foreign Tax Effects</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeTaxReconciliationForeignIncomeTaxRateDifferential_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Foreign Tax Effects</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearTwo_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Lessee, Operating Lease, Liability, to be Paid, Year Two</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearTwo_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">2027</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AdvertisingExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Advertising costs</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AdvertisingExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Advertising Expense</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DeferredTaxLiabilityNotRecognizedAmountOfUnrecognizedDeferredTaxLiabilityUndistributedEarningsOfForeignSubsidiaries_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Deferred Tax Liability Not Recognized, Amount of Unrecognized Deferred Tax Liability, Undistributed Earnings of Foreign Subsidiaries</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DeferredTaxLiabilityNotRecognizedAmountOfUnrecognizedDeferredTaxLiabilityUndistributedEarningsOfForeignSubsidiaries_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Unrecognized tax liabilities related to undistributed profits</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PrepaidExpenseAndOtherAssetsCurrentAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Prepaid Expense and Other Assets, Current [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsGross_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Finite-Lived Intangible Assets, Gross, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsGross_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Gross carrying amount</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsGross_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Finite-Lived Intangible Assets, Gross</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_StatutoryReservesPolicyPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Statutory Reserves</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_StatutoryReservesPolicyPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Statutory Reserves Policy Policy [Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_StatutoryReservesPolicyPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Disclosure of accounting policy for statutory reserves.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_IncreaseDecreaseInOtherPayableToIndividualInvestors_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Increase (decrease) in other payable to individual investors.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_IncreaseDecreaseInOtherPayableToIndividualInvestors_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Increase (Decrease) in Other Payable to Individual Investors</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_IncreaseDecreaseInOtherPayableToIndividualInvestors_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Other payable to Individual Investors</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Weighted average number of ordinary shares outstanding&#8212;diluted</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Weighted Average Number of Shares Outstanding, Diluted</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityFileNumber_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Entity File Number</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityFileNumber_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity File Number</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ShareBasedCompensationArrangementByShareBasedPaymentAwardAnnualIncreasePercentageOnNumberOfSharesIssuedAndOutstanding_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Annual increase percentage on number of shares issued and outstanding</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ShareBasedCompensationArrangementByShareBasedPaymentAwardAnnualIncreasePercentageOnNumberOfSharesIssuedAndOutstanding_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share Based Compensation Arrangement By Share Based Payment Award Annual Increase Percentage On Number Of Shares Issued And Outstanding</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ShareBasedCompensationArrangementByShareBasedPaymentAwardAnnualIncreasePercentageOnNumberOfSharesIssuedAndOutstanding_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Share based compensation arrangement by share based payment award annual increase percentage on number of shares issued and outstanding.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PaymentsOfDividendsCommonStock_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Dividends to shareholders</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherAssets_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Other Assets, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherAssets_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Other Assets</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherAssets_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Other assets</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccountingStandardsUpdate202307Member_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Accounting Standards Update 2023-07 [Member]</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_CoverAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Cover</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_LongTermDebtMaturitiesRepaymentsOfPrincipalAndInterestInNextRollingTwelveMonths_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">1 - 12 months</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ProceedsFromIssuanceInitialPublicOfferingNet_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Net capital raise</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_CashReceiptsOnBehalfOfPaymentsToThirdPartySellersNet_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Cash receipts on behalf of payments to third party sellers net.</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInAccountsPayableAndAccruedLiabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Increase (Decrease) in Accounts Payable and Accrued Liabilities, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInAccountsPayableAndAccruedLiabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Increase (Decrease) in Accounts Payable and Accrued Liabilities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_CashReceiptsOnBehalfOfThirdPartyAsset-ManagementCompanyNet_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cash receipts on behalf of third party asset-management company, net</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_CashReceiptsOnBehalfOfThirdPartyAsset-ManagementCompanyNet_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Cash receipts on behalf of third party asset-management company, net.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_EffectiveIncomeTaxRateReconciliationAtFederalPreferentialIncomeTaxRate_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Preferential tax rate (as a percentage)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_EffectiveIncomeTaxRateReconciliationAtFederalPreferentialIncomeTaxRate_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Effective Income Tax Rate Reconciliation At Federal Preferential Income Tax Rate</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_EffectiveIncomeTaxRateReconciliationAtFederalPreferentialIncomeTaxRate_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Effective income tax rate reconciliation at federal preferential income tax rate.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_CumulativeEffectPeriodOfAdoptionAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Cumulative Effect, Period of Adoption</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PrepaidExpenseAndOtherAssetsCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total prepayments and other current assets</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PrepaidExpenseAndOtherAssetsCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Prepaid expenses and other current assets</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PrepaidExpenseAndOtherAssetsCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Prepaid Expense and Other Assets, Current</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Forfeited in Period</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TaxesPayableCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Taxes Payable, Current, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TaxesPayableCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Taxes Payable, Current</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TaxesPayableCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Tax payable</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccountingStandardsUpdate202108Member_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Accounting Standards Update 2021-08 [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccountingStandardsUpdate202108Member_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">ASU 2021-08</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivablesPeriodPastDueAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Financial Asset, Period Past Due</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivablesPeriodPastDueAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financial Asset, Aging [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromSaleOfLongtermInvestments_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Proceeds from disposal of long-term investments</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromSaleOfLongtermInvestments_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Proceeds from Sale of Long-Term Investments</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NoncontrollingInterestIncreaseFromSaleOfParentEquityInterest_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Disposal of a subsidiary</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NoncontrollingInterestIncreaseFromSaleOfParentEquityInterest_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Disposal of a subsiduary</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NoncontrollingInterestIncreaseFromSaleOfParentEquityInterest_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Noncontrolling Interest, Increase from Sale of Parent Equity Interest</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_CondensedStatementOfComprehensiveIncomeTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Condensed Statements of Operations and Comprehensive Income</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_CondensedStatementOfComprehensiveIncomeTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Condensed Statement of Comprehensive Income [Table Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DeferredTaxAssetDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Deferred Tax Asset</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DeferredTaxAssetDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Deferred Tax Asset [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SummaryOfValuationAllowanceTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule of Movement of Valuation Allowance</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SummaryOfValuationAllowanceTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Summary of Valuation Allowance [Table Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_FairValueOfDeferredGuaranteeIncomeAtInceptionOfNewLoans_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Fair value of deferred guarantee income at inception of new loans.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_FairValueOfDeferredGuaranteeIncomeAtInceptionOfNewLoans_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair value of deferred guarantee income at inception of new loans</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SalesRevenueNetMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Revenue Concentration - Number of Borrowers Over 10% of Revenue</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SalesRevenueNetMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Revenue Benchmark [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_OnAndOffBalanceSheetCreditExposurePolicyPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Presentation for On- and Off-Balance Sheet Loans</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_OnAndOffBalanceSheetCreditExposurePolicyPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">On And Off Balance Sheet Credit Exposure Policy Policy [Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_OnAndOffBalanceSheetCreditExposurePolicyPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Description of accounting policies and methodologies used to estimate the entity's liability for on and off-balance sheet credit exposures and related charges for those credit exposures.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Maximum number of ordinary shares authorized for stock based compensation</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share-Based Compensation Arrangement by Share-Based Payment Award, Number of Shares Authorized</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NumberOfOperatingSegments_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Number of Operating Segments</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NumberOfOperatingSegments_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Number of operating segments</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SaleOfStockNameOfTransactionDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Sale of Stock</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SaleOfStockNameOfTransactionDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Sale of Stock [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TimingOfTransferOfGoodOrServiceDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Timing of Transfer of Good or Service</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TimingOfTransferOfGoodOrServiceDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Timing of Transfer of Good or Service [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SegmentReportingDisclosureTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Segment Reporting Disclosure [Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SegmentReportingDisclosureTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Segment Information</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_GeneralAndAdministrativeExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">General and Administrative Expense, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_GeneralAndAdministrativeExpense_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">General and administrative expenses</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_GeneralAndAdministrativeExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/label">General and Administrative Expense</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AlternativeInvestmentMeasurementInput_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Loans at fair value</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AlternativeInvestmentMeasurementInput_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Alternative Investment, Measurement Input</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AlternativeInvestmentMeasurementInput_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Value to net asset multiple</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AdjustmentsNoncashItemsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Adjustments to reconcile net income to net cash provided by operating activities:</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AdjustmentsNoncashItemsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Adjustment to Reconcile Net Income to Cash Provided by (Used in) Operating Activity, Noncash Item [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RevenueFromContractWithCustomerIncludingAssessedTax_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Revenue</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RevenueFromContractWithCustomerIncludingAssessedTax_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Revenue from Contract with Customer, Including Assessed Tax</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LoansPayableToBankCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Loans Payable to Bank, Current</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LoansPayableToBankCurrent_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Short-term borrowings</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LoansPayableToBankCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Short-term borrowings and current portion of long-term borrowings (including amounts of the consolidated VIEs of RMB331,281 and RMB592,196 as of December 31, 2024 and December 31, 2025, respectively)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LoansPayableToBankCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Short-term borrowings and current portion of long-term borrowings</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_AccruedInterestPayablePolicyPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Accrued Interest Payable</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_AccruedInterestPayablePolicyPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Accrued Interest Payable Policy Policy [Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_AccruedInterestPayablePolicyPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Disclosure of accounting policy for accrued interest payable.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ReducedTaxWithheldRateWhenTreatyBenefitsApplicable_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Reduced withholding tax rate for beneficial owner (as a percentage)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ReducedTaxWithheldRateWhenTreatyBenefitsApplicable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Reduced Tax Withheld Rate When Treaty Benefits Applicable</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ReducedTaxWithheldRateWhenTreatyBenefitsApplicable_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Represents the reduced withholding income tax rate for dividend paid to beneficial owner.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SubsequentEventTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Subsequent Event [Table]</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ContingentGuaranteeLiabilitiesCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Contingent guarantee liabilities current.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ContingentGuaranteeLiabilitiesCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Expected credit losses of guarantee liabilities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ContingentGuaranteeLiabilitiesCurrent_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Expected credit losses of guarantee liabilities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ContingentGuaranteeLiabilitiesCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Contingent guarantee liabilities (including amounts of the consolidated VIEs of RMB876,614 and RMB438,837 as of December 31, 2024 and December 31, 2025, respectively)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsNet_lbl" xlink:role="http://www.xbrl.org/2009/role/netLabel">Net carrying amount</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsNet_lbl" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel">Finite-Lived Intangible Assets, Net, Ending Balance</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsNet_lbl" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel">Finite-Lived Intangible Assets, Net, Beginning Balance</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsNet_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Net carrying amount</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsNet_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Finite-Lived Intangible Assets, Net</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsNet_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Net carrying amount</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeTaxReconciliationChangeInEnactedTaxRate_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Effect of Changes in Tax Laws or RatesEnacted in the Current Period</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeTaxReconciliationChangeInEnactedTaxRate_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Effective Income Tax Rate Reconciliation, Change in Enacted Tax Rate, Amount</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageExercisePrice_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Vested and expected to vest at the end of the period (in dollars per share)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageExercisePrice_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Vested and Expected to Vest, Outstanding, Weighted Average Exercise Price</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfProductInformationTable_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule Of Product Information [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfProductInformationTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Nature of Operation, Product Information, Concentration of Risk [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_BeijingLejiaxinNetworkTechnologyCoLtdMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Beijing Lejiaxin Network Technology Co Ltd [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_BeijingLejiaxinNetworkTechnologyCoLtdMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Represents the information pertaining to Beijing Lejiaxin Network Technology Co, LTD. ("Beijing Lejiaxin").</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_BeijingLejiaxinNetworkTechnologyCoLtdMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Beijing Lejiaxin</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAdditionalDisclosuresAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Weighted Average Remaining Contractual Life and Aggregate Intrinsic Value</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAdditionalDisclosuresAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Additional Disclosures [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PropertyPlantAndEquipmentUsefulLife_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Estimated Useful Lives</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Recent Accounting Pronouncements</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeOperatingLeaseLiabilityMaturityTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule of Future Minimum Lease Payments under Non Cancelable Operating Leases - ASC 842</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeOperatingLeaseLiabilityMaturityTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Lessee, Operating Lease, Liability, to be Paid, Maturity [Table Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EquitySecuritiesWithoutReadilyDeterminableFairValueImpairmentLossAnnualAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Impairment related to investments without readily determinable fair value recognized</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EquitySecuritiesWithoutReadilyDeterminableFairValueImpairmentLossAnnualAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Equity Securities without Readily Determinable Fair Value, Impairment Loss, Annual Amount</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Antidilutive securities excluded from computation of earnings per share</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EffectiveIncomeTaxRateReconciliationNondeductibleExpenseOther_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Effective Income Tax Rate Reconciliation, Nondeductible Expense, Other, Percent</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EffectiveIncomeTaxRateReconciliationNondeductibleExpenseOther_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Others</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_OwnershipAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Ownership</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_OwnershipAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Ownership [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Option granted vesting period (in years)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Vesting period (in years)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share-Based Compensation Arrangement by Share-Based Payment Award, Award Vesting Period</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherReceivableAllowanceForCreditLossNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Allowanced for credit losses for other asset</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherReceivableAllowanceForCreditLossNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Other Receivable, Allowance for Credit Loss, Noncurrent</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInContractWithCustomerAsset_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Contract assets and receivables</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInContractWithCustomerAsset_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Increase (Decrease) in Contract with Customer, Asset</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivables1To29DaysPastDueMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">1-29 Days Past Due</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivables1To29DaysPastDueMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financial Asset, 1 to 29 Days Past Due [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsProvisionForLoanLosses_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Deferred Tax Asset, Tax Deferred Expense, Reserve and Accrual, Financing Receivable, Allowance for Credit Loss</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsProvisionForLoanLosses_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Provision for credit losses</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancialLiabilitiesFairValueDisclosureAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Liabilities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancialLiabilitiesFairValueDisclosureAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financial Liabilities Fair Value Disclosure [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_FinancingReceivableGrossCarryingAmountDueInYearThree_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Due in 25-36 months</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_FinancingReceivableGrossCarryingAmountDueInYearThree_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivable Gross Carrying Amount Due In Year Three</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_FinancingReceivableGrossCarryingAmountDueInYearThree_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Represents the gross carrying amount of financing receivables, prior to deducting the allowance for losses, receivable within three year from the balance sheet date.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRateMinimum_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Risk-free interest rate, minimum (per annum)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRateMinimum_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Risk Free Interest Rate, Minimum</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Income (Loss) from Continuing Operations before Income Taxes, Domestic</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Income from Mainland China operations</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_HypotheticalChangesInFairValueOfInvestmentDecrease_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Decrease by 10%</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_HypotheticalChangesInFairValueOfInvestmentDecrease_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Hypothetical Changes In Fair Value Of Investment Decrease</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_HypotheticalChangesInFairValueOfInvestmentDecrease_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Hypothetical Changes In Fair Value Of Investment Decrease</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedShareBasedAwardsOtherThanOptions_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share-Based Payment Arrangement, Nonvested Award, Excluding Option, Cost Not yet Recognized, Amount</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedShareBasedAwardsOtherThanOptions_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Unrecognized compensation cost related to unvested restricted share units</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DerivativeAssetLiabilityNetMeasurementInput_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Guarantee derivatives assets or liabilities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DerivativeAssetLiabilityNetMeasurementInput_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Derivative Asset (Liability) Net, Measurement Input</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherReceivablesNetCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Other Receivables, Net, Current, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherReceivablesNetCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Other Receivables, Net, Current</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherReceivablesNetCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Amounts due from related parties</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherReceivablesNetCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Amounts due from subsidiaries</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LongTermInvestments_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Long-term Investments, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LongTermInvestments_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Long&#8209;term investments</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LongTermInvestments_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Long-Term Investments</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockSharesOutstanding_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Common stock, shares outstanding</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockSharesOutstanding_lbl" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel">Balances as at beginning of the year (in shares)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockSharesOutstanding_lbl" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel">Balances as at end of the year (in shares)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockSharesOutstanding_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Common Stock, Shares, Outstanding</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLeaseLiabilityCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">- Short-term portion</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLeaseLiabilityCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Operating Lease, Liability, Current</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DepreciationDepletionAndAmortization_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Depreciation, Depletion and Amortization, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DepreciationDepletionAndAmortization_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Depreciation and amortization</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DepreciationDepletionAndAmortization_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Depreciation, Depletion and Amortization</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RevenueRemainingPerformanceObligation_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Revenue, Remaining Performance Obligation, Amount</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RevenueRemainingPerformanceObligation_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Transaction price allocated to remaining performance obligations related to customer contracts</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_ContractualObligationFiscalYearMaturityScheduleTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule of the Expected Repayment Amount of the Debt Obligations</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_ContractualObligationFiscalYearMaturityScheduleTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Contractual Obligation, Fiscal Year Maturity [Table Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_FairValueMeasurementsSensitivityAnalysisDerivativeLiabilitiesFairValueDecrease_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Decrease by 10%</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_FairValueMeasurementsSensitivityAnalysisDerivativeLiabilitiesFairValueDecrease_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value Measurements Sensitivity Analysis Derivative Liabilities Fair Value Decrease</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_FairValueMeasurementsSensitivityAnalysisDerivativeLiabilitiesFairValueDecrease_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">The amount of fair value decrease by the sensitivity of derivative liabilities for the percentage of fair value measurements to changes in unobservable inputs and the inter-relationships between those inputs as well as how those inter-relationships might magnify or mitigate the effect of changes in the unobservable inputs on the fair value measurements.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_FairValueMeasurementsSensitivityAnalysisDerivativeLiabilitiesFairValueDecrease_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Decrease by 10%</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cyd_CybersecurityRiskManagementProcessesIntegratedFlag_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cybersecurity Risk Management Processes Integrated [Flag]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_InstitutionalFundingPartnerBMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Institutional funding partner B.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_InstitutionalFundingPartnerBMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Institutional Funding Partner B</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_DocumentTransitionReport_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Document Transition Report</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_DocumentTransitionReport_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Document Transition Report</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DeferredTaxAssetsLiabilitiesNet_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Net deferred tax assets</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DeferredTaxAssetsLiabilitiesNet_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Net deferred tax assets</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DeferredTaxAssetsLiabilitiesNet_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Deferred Tax Assets, Net</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShortTermInvestments_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Short-term investments</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShortTermInvestments_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Short-Term Investments</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShortTermInvestments_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Short-Term Investments, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingExpenses_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedTotalLabel">Total operating expenses</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingExpenses_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Operating Expenses</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingExpenses_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total operating expenses</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingExpenses_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Operating expenses</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingExpenses_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel">Total operating expenses</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfaction_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Remaining performance obligation is expected to be recognized as revenue (in years)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfaction_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Revenue Remaining Performance Obligation Expected Timing Of Satisfaction</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfaction_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Period in which remaining performance obligation is expected to be recognized as revenue, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ResearchAndDevelopmentExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Research and Development Expense, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ResearchAndDevelopmentExpense_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Research and development expenses</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ResearchAndDevelopmentExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Research and Development Expense</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CostOfRevenue_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedTotalLabel">Total operating cost</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CostOfRevenue_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cost of Revenue</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CostOfRevenue_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Operating cost</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CostOfRevenue_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel">Operating cost</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ReceivableTypeDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Receivable [Domain]</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeOperatingLeasesTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Land Use Rights, Net</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeOperatingLeasesTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Lessee, Operating Leases [Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PaymentsForRepurchaseOfCommonStock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Payments for Repurchase of Common Stock</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PaymentsForRepurchaseOfCommonStock_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Repurchase of common shares</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfComponentsOfIncomeTaxExpenseBenefitTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Components of Income Tax Expense (Benefit) [Table Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfComponentsOfIncomeTaxExpenseBenefitTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule of Current and Deferred Portions of Income Tax Expenses of Company's China Subsidiaries, VIEs, and Subsidiaries of VIEs</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total comprehensive income</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StatementOfCashFlowsAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Statement of Cash Flows [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Weighted-Average Grant Date Fair Value</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_RevenueFromIntraGroupMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Revenue from Company and its Subsidiaries</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_RevenueFromIntraGroupMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Revenue From Intra Group [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_RevenueFromIntraGroupMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Represents the revenue from the company and its subsidiaries.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule of Activities for Stock Options</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share-Based Payment Arrangement, Option, Activity [Table Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AssetsFairValueDisclosureAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Assets</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AssetsFairValueDisclosureAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Assets, Fair Value Disclosure [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EffectiveIncomeTaxRateReconciliationNondeductibleExpenseShareBasedCompensationCost_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">SBC</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EffectiveIncomeTaxRateReconciliationNondeductibleExpenseShareBasedCompensationCost_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Effective Income Tax Rate Reconciliation, Nondeductible Expense, Share-Based Payment Arrangement, Percent</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_CondensedBalanceSheetStatementTable_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Condensed Balance Sheet Statement [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_CondensedBalanceSheetStatementTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Condensed Balance Sheet Statement [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_PRCSubsidiariesTwoMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Two of PRC Subsidiaries</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_PRCSubsidiariesTwoMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">PRC Subsidiaries Two [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_PRCSubsidiariesTwoMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">PRC Subsidiaries Two.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTable_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule Of Accounts Notes Loans And Financing Receivable [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Accounts and Financing Receivables [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ProvisionForFinancingReceivables_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Provision for financing receivables</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ProvisionForFinancingReceivables_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Provision for financing receivables</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ProvisionForFinancingReceivables_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Provision For Financing Receivables</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ProvisionForFinancingReceivables_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Provision for financing receivables</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_CommitmentAndContingenciesTable_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Commitment And Contingencies [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_CommitmentAndContingenciesTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Commitment And Contingencies [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_CommitmentAndContingenciesTable_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Commitment and contingencies.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_MinimumPercentageOfAfterTaxProfitTransferredToStatutoryReserveFund_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Minimum percentage of after-tax profit transferred by VIEs to statutory surplus fund (as a percent)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_MinimumPercentageOfAfterTaxProfitTransferredToStatutoryReserveFund_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Minimum Percentage Of After Tax Profit Transferred To Statutory Reserve Fund</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_MinimumPercentageOfAfterTaxProfitTransferredToStatutoryReserveFund_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Represents the minimum percentage of after-tax profit transferred by VIEs to statutory reserve fund.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EarningsPerShareTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Net Income Per Share</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EarningsPerShareTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Earnings Per Share [Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue_lbl" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel">Fair value of loans acquired/purchased at beginning of the year (Level 3)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue_lbl" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel">Fair value of loans acquired/purchased at end of the year (Level 3)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset Value</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_CashAndCashEquivalentsRestrictedCashAndRestrictedTimeDepositsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Cash and Cash Equivalents, Restricted Cash and Restricted Time Deposits</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_CashAndCashEquivalentsRestrictedCashAndRestrictedTimeDepositsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cash And Cash Equivalents Restricted Cash And Restricted Time Deposits [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_CashAndCashEquivalentsRestrictedCashAndRestrictedTimeDepositsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Represents the information pertaining to cash and cash equivalents, restricted cash and restricted time deposits.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ComputerEquipmentMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Computers and Equipment</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ComputerEquipmentMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Computer Equipment [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cyd_CybersecurityRiskManagementProcessesIntegratedTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cybersecurity Risk Management Processes Integrated [Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetIncomeLoss_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Net income/(loss)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetIncomeLoss_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Net income</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Aggregate Intrinsic Value</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Intrinsic Value</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInInventories_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Increase (Decrease) in Inventories, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInInventories_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Inventories</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInInventories_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Increase (Decrease) in Inventories</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LongtermConvertibleDebtCurrentAndNoncurrentAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Convertible Debt [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_DeferredTaxAssetsOperatingLossCarryForwardsExpiresInYearFour_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Deferred Tax Assets Operating Loss Carry Forwards Expires In Year Four</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_DeferredTaxAssetsOperatingLossCarryForwardsExpiresInYearFour_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Amount before allocation of valuation allowances of deferred tax asset attributable to deductible operating loss carryforwards, expires in year four.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_DeferredTaxAssetsOperatingLossCarryForwardsExpiresInYearFour_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Net operating loss carryforwards, expires in 2029</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLeaseCost_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Operating lease cost</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLeaseCost_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Operating Lease, Cost</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_AccruedInterestReceivableAllowanceForCreditLossesCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Accrued interest receivable, allowance for credit losses</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_AccruedInterestReceivableAllowanceForCreditLossesCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Accrued Interest Receivable Allowance For Credit Losses Current</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_AccruedInterestReceivableAllowanceForCreditLossesCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Accrued interest receivable allowance for credit losses current.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_InstallmentECommercePlatformServiceIncomeMember_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Installment e-commerce platform service income</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_InstallmentECommercePlatformServiceIncomeMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Installment E-Commerce Platform Service Income [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_InstallmentECommercePlatformServiceIncomeMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Installment e-commerce platform service income.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ShenzhenQianhaiDingshengDataTechnologyCoLtdMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Qianhai Dingsheng</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ShenzhenQianhaiDingshengDataTechnologyCoLtdMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Shenzhen Qianhai Dingsheng Data Technology Co Ltd [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ShenzhenQianhaiDingshengDataTechnologyCoLtdMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Shenzhen Qianhai Dingsheng Data Technology Co. Ltd.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Expected dividend yield</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Expected Dividend Rate</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_LongTermDebtMaturitiesRepaymentsOfInterestInRollingYearTwo_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">13 &#8211; 24 months</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_LongTermDebtMaturitiesRepaymentsOfInterestInRollingYearTwo_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">more than 36 months</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_LongTermDebtMaturitiesRepaymentsOfInterestInRollingYearTwo_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Long Term Debt Maturities Repayments Of Interest In Rolling Year Two</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_LongTermDebtMaturitiesRepaymentsOfInterestInRollingYearTwo_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Amount of long-term debt interest payable in the second rolling twelve months following the latest balance sheet.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IntangibleAssetsNetExcludingGoodwill_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Intangible Assets, Net (Excluding Goodwill), Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IntangibleAssetsNetExcludingGoodwill_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Land use rights, net</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IntangibleAssetsNetExcludingGoodwill_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Land use rights, net and right of use assets</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccountsReceivableAllowanceForCreditLossTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Accounts Receivable, Allowance for Credit Loss [Table Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccountsReceivableAllowanceForCreditLossTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule of Activities in the Allowance for Credit Losses</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PurchaseObligation_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Purchase Obligation, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PurchaseObligation_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PurchaseObligation_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Purchase Obligation</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLeasePayments_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Cash payments for operating leases</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLeasePayments_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Operating Lease, Payments</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AssetsAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">ASSETS</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AssetsAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Assets [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ConcentrationRiskNumberOfSuppliersPurchase_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Number of inventory suppliers</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ConcentrationRiskNumberOfSuppliersPurchase_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Concentration Risk Number Of Suppliers Purchase</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ConcentrationRiskNumberOfSuppliersPurchase_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Number of major suppliers related to risks that arise due to the volume of purchase.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_EffectiveIncomeTaxRateReconciliationAtFederalPreferentialIncomeTaxRateFrom2022To2027_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Effective Income Tax Rate Reconciliation At Federal Preferential Income Tax Rate From 2022 To 2027</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_EffectiveIncomeTaxRateReconciliationAtFederalPreferentialIncomeTaxRateFrom2022To2027_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Effective income tax rate reconciliation at federal preferential income tax rate from 2022 to 2027.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_EffectiveIncomeTaxRateReconciliationAtFederalPreferentialIncomeTaxRateFrom2022To2027_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Preferential income tax rate (as a percentage) from 2022 to 2027</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ConstructionInProgressMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Construction In Progress</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ShenzhenQianhaiLixinCommercialFactoringCoLtdMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Shenzhen Qianhai Lixin Commercial Factoring Co Ltd</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">2026</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_RestatementDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Revision of Prior Period [Domain]</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PurchaseObligationDueInNextTwelveMonths_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">1 &#8211; 12 months</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccountingStandardsUpdate202006Member_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">ASU 2020-06</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromStockOptionsExercised_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Proceeds from Stock Options Exercised</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueDisclosuresAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value Disclosures [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommitmentsAndContingenciesDisclosureAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Commitments and Contingencies Disclosure [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInFinanceReceivables_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Financing receivables related to online direct sales</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DerivativeMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Guarantee Derivative Assets or Liabilities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DerivativeMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Derivative [Member]</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeTaxReconciliationTaxCredits_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Effective Income Tax Rate Reconciliation, Tax Credit, Amount, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeTaxReconciliationTaxCredits_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Tax creidts</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Lessee, Operating Lease, Liability, to be Paid, Year One</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">2026</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_GuaranteeReceivablesAllowanceForCreditLossesCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Short-term guarantee receivables, allowance for credit losses</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_GuaranteeReceivablesAllowanceForCreditLossesCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Guarantee Receivables Allowance For Credit Losses Current</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_GuaranteeReceivablesAllowanceForCreditLossesCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Guarantee receivables allowance for credit losses current.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ContractWithCustomerAssetNetCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Contract with Customer, Asset, after Allowance for Credit Loss, Current, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ContractWithCustomerAssetNetCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Contract with Customer, Asset, after Allowance for Credit Loss, Current</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ContractWithCustomerAssetNetCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Short-term contract assets and service fees receivable, net</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Debt Instrument</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Instrument [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_DeferredTaxAssetsContingentGuaranteeLiabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Contingent guarantee liabilities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_DeferredTaxAssetsContingentGuaranteeLiabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Deferred Tax Assets Contingent Guarantee Liabilities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_DeferredTaxAssetsContingentGuaranteeLiabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Deferred tax assets Contingent guarantee liabilities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share-Based Payment Arrangement [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Share-based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Unrecognized compensation cost to be recognized and adjusted for future changes</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_NumberOfVotingRightsEntitledPerShare_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Number of votes per share</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_NumberOfVotingRightsEntitledPerShare_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Number Of Voting Rights Entitled Per Share</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_NumberOfVotingRightsEntitledPerShare_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Description of voting rights of ordinary shares. Includes eligibility to vote and votes per share owned.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AssetsFairValueDisclosure_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total assets</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AssetsFairValueDisclosure_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Assets, Fair Value Disclosure</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SubsidiarySaleOfStockAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Sale of Stock</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SubsidiarySaleOfStockAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Sale of Stock [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ConcentrationRiskPercentage1_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Concentration risk (as a percent)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ConcentrationRiskPercentage1_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Concentration Risk, Percentage</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_WithholdingIncomeTaxRateForDividendPaidToForeignTaxResidentInvestors_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Withholding income tax rate for dividend paid to foreign tax resident investors (as a percentage)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_WithholdingIncomeTaxRateForDividendPaidToForeignTaxResidentInvestors_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Withholding Income Tax Rate For Dividend Paid To Foreign Tax Resident Investors</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_WithholdingIncomeTaxRateForDividendPaidToForeignTaxResidentInvestors_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Represents the withholding income tax rate for dividend paid to foreign tax resident investors.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_Revenues_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Revenues, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_Revenues_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Revenues</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_Revenues_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Sales of goods and services to related parties</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_Revenues_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Operating revenue</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetCashProvidedByUsedInInvestingActivities_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cash Provided by (Used in) Investing Activity, Including Discontinued Operation</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetCashProvidedByUsedInInvestingActivities_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Net cash provided by/(used in) investing activities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetCashProvidedByUsedInInvestingActivities_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Net cash provided by/(used in) investing activities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_EffectiveIncomeTaxRateReconciliationAtFederalPreferentialIncomeTaxRateFrom2018To2022_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Preferential income tax rate (as a percentage) from 2018 to 2022</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_EffectiveIncomeTaxRateReconciliationAtFederalPreferentialIncomeTaxRateFrom2018To2022_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Effective income tax rate reconciliation at federal preferential income tax rate from 2018 to 2022.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_EffectiveIncomeTaxRateReconciliationAtFederalPreferentialIncomeTaxRateFrom2018To2022_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Effective Income Tax Rate Reconciliation At Federal Preferential Income Tax Rate From 2018 to 2022</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ShenzhenXinjieInvestmentCo.LtdMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Shenzhen Xinjie</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ShenzhenXinjieInvestmentCo.LtdMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Shenzhen Xinjie Investment Co. Ltd [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ShenzhenXinjieInvestmentCo.LtdMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Represents the information pertaining to Shenzhen Xinjie Investment Co., Ltd. ("Shenzhen Xinjie").</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_Security12bTitle_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Title of 12(b) Security</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_Security12bTitle_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Title of 12(b) Security</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_PRCSubsidiariesOneMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">PRC subsidiaries One [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_PRCSubsidiariesOneMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">PRC subsidiaries One.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_PRCSubsidiariesOneMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">One of PRC Subsidiaries</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityAddressAddressLine3_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Entity Address, Address Line Three</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityAddressAddressLine3_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity Address, Address Line Three</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeTaxReconciliationNondeductibleExpenseShareBasedCompensationCost_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Effective Income Tax Rate Reconciliation, Nondeductible Expense, Share-Based Payment Arrangement, Amount</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeTaxReconciliationNondeductibleExpenseShareBasedCompensationCost_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">SBC</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Cancelled (in dollars per share)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Forfeitures, Weighted Average Grant Date Fair Value</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RestrictedInvestmentsPercentOfNetAssets_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Percentage of restricted net assets</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RestrictedInvestmentsPercentOfNetAssets_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Restricted Investments, Percent of Net Assets</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RelatedPartyDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Related Party</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RelatedPartyDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Related and Nonrelated Parties [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeTaxDisclosureTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Taxation</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeTaxDisclosureTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Income Tax Disclosure [Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_CommitmentForConstructionMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Commitment for construction.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_CommitmentForConstructionMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Commitment For Construction [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_CommitmentForConstructionMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Commitment for Construction</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ShenzhenDingshengComputerTechnologyCo.LtdMember_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Dingsheng Computer</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ShenzhenDingshengComputerTechnologyCo.LtdMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Shenzhen Dingsheng Technology</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ShenzhenDingshengComputerTechnologyCo.LtdMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Shenzhen Dingsheng Computer Technology Co. Ltd [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ShenzhenDingshengComputerTechnologyCo.LtdMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Represents the information pertaining to Shenzhen Dingsheng Computer Technology Co., Ltd.("Shenzhen Dingsheng Computer Technology")</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherLiabilitiesNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Other Liabilities, Noncurrent, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherLiabilitiesNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Other long-term liabilities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherLiabilitiesNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Other liabilities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherLiabilitiesNoncurrent_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Other liabilities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherLiabilitiesNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Other long-term liabilities(including amounts of the consolidated VIEs of RMB15,646 and RMB4,591 as of December 31, 2024 and December 31, 2025, respectively)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_ConsolidatedEntitiesAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Consolidated Entities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_ConsolidatedEntitiesAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Consolidated Entities [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_IncomeLossFromSubsidiariesAndVariableInterestEntities_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Income Loss From Subsidiaries And Variable Interest Entities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_IncomeLossFromSubsidiariesAndVariableInterestEntities_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Represents the amount of income (loss) from subsidiaries and variable interest entities.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_IncomeLossFromSubsidiariesAndVariableInterestEntities_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Income (loss) from subsidiaries and VIEs</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_IncomeLossFromSubsidiariesAndVariableInterestEntities_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Income from subsidiaries, the VIEs and the VIEs' subsidiaries</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_CondensedBalanceSheetStatementsCaptionsLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Condensed Balance Sheet Statements Captions [Line Items]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_CondensedBalanceSheetStatementsCaptionsLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Condensed Balance Sheet Statements, Captions [Line Items]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Changes in operating assets and liabilities:</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Adjustment to Reconcile Net Income to Cash Provided by (Used in) Operating Activity, Increase (Decrease) in Operating Capital [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PurchaseObligationDueInFourthYear_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">37 &#8211; 48 months</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PurchaseObligationDueInFourthYear_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Purchase Obligation, to be Paid, Year Four</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PropertyPlantAndEquipmentTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule of Property, Equipment and Software, Net</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PropertyPlantAndEquipmentTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Property, Plant and Equipment [Table Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice_lbl" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel">Balance at the beginning of the period (in dollars per share)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice_lbl" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel">Balance at the end of the period (in dollars per share)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Weighted Average Exercise Price</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_PercentageOfContractAssetsAndGuaranteeReceivables_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Percentage of contract assets and guarantee receivables</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_PercentageOfContractAssetsAndGuaranteeReceivables_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Percentage of contract assets and guarantee receivables.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_PercentageOfContractAssetsAndGuaranteeReceivables_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Percentage of contract assets and receivables</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeTaxDisclosureAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Income Tax Disclosure [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value, Recurring and Nonrecurring [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AdditionalPaidInCapitalMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Additional Paid in Capital</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AdditionalPaidInCapitalMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Additional Paid-in Capital [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NotesAndLoansReceivableNetNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total long-term financing receivables, net</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NotesAndLoansReceivableNetNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Long-term financing receivables, net</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NotesAndLoansReceivableNetNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Financing receivables</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NotesAndLoansReceivableNetNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Long-term financing receivables, net of allowance for credit losses of RMB1,820 and RMB3,723 as of December 31, 2024 and December 31, 2025, respectively</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_BeijingShijitongTechnologyCo.LtdMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Beijing Shijitong</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_BeijingShijitongTechnologyCo.LtdMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Beijing Shijitong Technology Co. Ltd [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_BeijingShijitongTechnologyCo.LtdMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Represents the information pertaining to Beijing Shijitong Technology Co., Ltd.("Beijing Shijitong").</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_WithholdingTaxRateOnDividendsForeignInvestedEnterprisesToForeignHoldingCompanies_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Withholding Tax Rate On Dividends, Foreign Invested Enterprises To Foreign Holding Companies</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_WithholdingTaxRateOnDividendsForeignInvestedEnterprisesToForeignHoldingCompanies_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Withholding Tax Rate On Dividends, Foreign Invested Enterprises To Foreign Holding Companies</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_WithholdingTaxRateOnDividendsForeignInvestedEnterprisesToForeignHoldingCompanies_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Withholding tax rate on dividends, foreign invested enterprises to their immediate holding companies</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_PlatformBasedServicesIncomeOtherServicesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Other Services</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_PlatformBasedServicesIncomeOtherServicesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Platform-Based Services Income Other Services [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_PlatformBasedServicesIncomeOtherServicesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Platform-based services income other services.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueMeasurementFrequencyDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Measurement Frequency</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueMeasurementFrequencyDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Measurement Frequency [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLeaseLiabilityNoncurrentStatementOfFinancialPositionExtensibleList_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Operating Lease, Liability, Noncurrent, Statement of Financial Position</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLeaseLiabilityNoncurrentStatementOfFinancialPositionExtensibleList_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Operating Lease, Liability, Noncurrent, Statement of Financial Position [Extensible Enumeration]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_StockRepurchaseProgramAuthorizedAmount1_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Share repurchase program, authorized amount</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_StockRepurchaseProgramAuthorizedAmount1_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Stock Repurchase Program Authorized Dollar Amount</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeStatementLocationAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Income Statement Location</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeStatementLocationAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Statement of Income Location, Balance [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">New Accounting Pronouncements Or Change In Accounting Principle [Line Items]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">New Accounting Pronouncements or Change in Accounting Principle [Line Items]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_MembershipServicesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Membership services</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_MembershipServicesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Membership Services [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_MembershipServicesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Lower limit of the provided range.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_TradingSymbol_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Trading Symbol</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_TradingSymbol_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Trading Symbol</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_GanjiangNewAreaMengtianFinancingGuaranteeCoLtdMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Ganjiang New Area Mengtian Financing Guarantee Co., Ltd.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_GanjiangNewAreaMengtianFinancingGuaranteeCoLtdMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Ganjiang New Area Mengtian Financing Guarantee Co., Ltd. [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_GanjiangNewAreaMengtianFinancingGuaranteeCoLtdMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Ganjiang New Area Mengtian Financing Guarantee</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_InterestAndFinancialServicesIncomeAndOtherRevenuesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Interest and financial services income and other revenues</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_InterestAndFinancialServicesIncomeAndOtherRevenuesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Interest And Financial Services Income And Other Revenues [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_InterestAndFinancialServicesIncomeAndOtherRevenuesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Interest and financial services income and other revenues.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PropertyPlantAndEquipmentDisclosureTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Property, Equipment and Software, Net</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PropertyPlantAndEquipmentDisclosureTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Property, Plant and Equipment Disclosure [Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_IncomeTaxHolidayIncomeTaxBenefitsPerShareDiluted_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Diluted net income per share effect</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_IncomeTaxHolidayIncomeTaxBenefitsPerShareDiluted_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Income Tax Holiday Income Tax Benefits Per Share Diluted</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_IncomeTaxHolidayIncomeTaxBenefitsPerShareDiluted_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Diluted net income per share amount effect of the income tax benefit resulting from the income tax holidays granted by taxing jurisdictions.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfRelatedPartyTransactionsByRelatedPartyTable_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule Of Related Party Transactions By Related Party [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfRelatedPartyTransactionsByRelatedPartyTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Related Party Transaction [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StateAdministrationOfTaxationChinaMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">State Administration of Taxation, China [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StateAdministrationOfTaxationChinaMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Mainland China</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_SellingAndMarketingExpensesPolicyPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Sales and Marketing Expenses</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_SellingAndMarketingExpensesPolicyPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Selling And Marketing Expenses Policy Policy [Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_SellingAndMarketingExpensesPolicyPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Disclosure of accounting policy for selling and marketing expenses.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromNotesPayable_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Proceeds from funding debts</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromNotesPayable_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Proceeds payments on funding debts</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromNotesPayable_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Aggregate amount funded from funding sources</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromNotesPayable_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Proceeds from Notes Payable, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromNotesPayable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Proceeds from Notes Payable</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_FairValueMeasurementsSensitivityAnalysisDerivativeAssetsFairValueIncrease_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Increase by 10%</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_FairValueMeasurementsSensitivityAnalysisDerivativeAssetsFairValueIncrease_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value Measurements Sensitivity Analysis Derivative Assets Fair Value Increase</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_FairValueMeasurementsSensitivityAnalysisDerivativeAssetsFairValueIncrease_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">The amount of fair value decrease by the sensitivity of derivative assets for the percentage of fair value measurements to changes in unobservable inputs and the inter-relationships between those inputs as well as how those inter-relationships might magnify or mitigate the effect of changes in the unobservable inputs on the fair value measurements.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRateMaximum_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Risk Free Interest Rate, Maximum</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRateMaximum_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Risk-free interest rate, maximum (per annum)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ExtinguishmentOfDebtAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Extinguishment of Debt [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_LongTermFundingDebtMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Long Term Funding Debt</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_LongTermFundingDebtMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Long Term Funding Debt [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_LongTermFundingDebtMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Long Term Funding Debt.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EffectiveIncomeTaxRateReconciliationNondeductibleExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Effect of non-deductible expenses</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EffectiveIncomeTaxRateReconciliationNondeductibleExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Effective Income Tax Rate Reconciliation, Nondeductible Expense, Percent, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EffectiveIncomeTaxRateReconciliationNondeductibleExpense_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Tax effect of non&#8209;deductible expense</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EffectiveIncomeTaxRateReconciliationNondeductibleExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Effective Income Tax Rate Reconciliation, Nondeductible Expense, Percent</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SubsequentEventTypeAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Subsequent Event Type [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_RestatementAdjustmentMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Revision of Prior Period, Adjustment [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_RestatementAdjustmentMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Reclassification Adjustment</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRateFrom2018To2022_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Statutory tax rate (as a percentage) from 2018 to 2022</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRateFrom2018To2022_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate From2018 To2022</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRateFrom2018To2022_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Effective income tax rate reconciliation at federal statutory income tax rate from 2018 to 2022.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NotesReceivableNetAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivable, after Allowance for Credit Loss [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_OnlineDirectSalesAndServicesIncomeMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Online direct sales and services income.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_OnlineDirectSalesAndServicesIncomeMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Online Direct Sales And Services Income [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_OnlineDirectSalesAndServicesIncomeMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Online direct sales and services income</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule of Land Use Rights, Net</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Finite-Lived Intangible Assets [Table Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EmployeeRelatedLiabilitiesCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Employee-related Liabilities, Current</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EmployeeRelatedLiabilitiesCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Employee-related Liabilities, Current, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EmployeeRelatedLiabilitiesCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Accrued payroll and welfare</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AllowanceForCreditLossesOnFinancingReceivablesTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivable, Allowance for Credit Loss [Table Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AllowanceForCreditLossesOnFinancingReceivablesTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Summary of Activities in Allowance for Credit Losses</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_BorrowersAge_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Age of borrowers</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_BorrowersAge_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Borrowers Age</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_BorrowersAge_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Represents the age of the Borrowers.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Cash flows from financing activities:</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cash Provided by (Used in) Financing Activity, Including Discontinued Operation [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RelatedPartyTransactionPurchasesFromRelatedParty_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Related Party Transaction, Purchases from Related Party</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RelatedPartyTransactionPurchasesFromRelatedParty_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Purchases of goods and services from Ji'an Aojuxun</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RelatedPartyTransactionPurchasesFromRelatedParty_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Purchase of services from related parties</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Expected term (in years)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Expected Term</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueMeasurementsRecurringMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Recurring Basis</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueMeasurementsRecurringMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value, Recurring [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total future lease payments</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Total future lease payments</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Lessee, Operating Lease, Liability, to be Paid</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_FundingDebtsPolicyPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Funding Debts</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_FundingDebtsPolicyPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Funding Debts Policy Policy [Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_FundingDebtsPolicyPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Disclosure of accounting policy for debts to fund the Group's on balance sheet loans.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccountingStandardsUpdate201613Member_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Cumulative effect due to the adoption of ASC 326 (Note 2(g))</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ShenzhenFenquileTradingMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Shenzhen Fenqile Trading</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeOperatingLeaseLiabilityUndiscountedExcessAmount_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Impact of discounting remaining lease payments</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeOperatingLeaseLiabilityUndiscountedExcessAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Lessee, Operating Lease, Liability, Undiscounted Excess Amount</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value Measurement Inputs and Valuation Techniques [Line Items]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_InsuranceCompanyCMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Insurance company C.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_InsuranceCompanyCMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Insurance Company C</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EffectiveIncomeTaxRateReconciliationTaxCreditsResearch_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Effect of research and development tax credit</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EffectiveIncomeTaxRateReconciliationTaxCreditsResearch_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Effect of research and development tax credit</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EffectiveIncomeTaxRateReconciliationTaxCreditsResearch_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Effective Income Tax Rate Reconciliation, Tax Credit, Research, Percent</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivablePortfolioSegmentDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Financing Receivable Portfolio Segment</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivablePortfolioSegmentDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivable Portfolio Segment [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SellingAndMarketingExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Selling and Marketing Expense, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SellingAndMarketingExpense_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Sales and marketing expenses</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SellingAndMarketingExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Selling and Marketing Expense</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_DeferredTaxAssetsOperatingLossCarryForwardsExpiresInYearTwo_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Deferred Tax Assets Operating Loss Carry Forwards Expires In Year Two</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_DeferredTaxAssetsOperatingLossCarryForwardsExpiresInYearTwo_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Deferred tax assets operating loss carry forwards expires in year two.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_DeferredTaxAssetsOperatingLossCarryForwardsExpiresInYearTwo_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Net operating loss carryforwards, expires in 2027</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_SummaryOfObligationsAssociatedWithGuaranteeIncomeTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Summary Of Obligations Associated With Guarantee Income Table [Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_SummaryOfObligationsAssociatedWithGuaranteeIncomeTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Summary of obligations associated with the deferred guarantee income.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_SummaryOfObligationsAssociatedWithGuaranteeIncomeTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule of Obligations Associated with Deferred Guarantee Income</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StatementEquityComponentsAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Equity Components</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StatementEquityComponentsAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Equity Components [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccountsNotesAndLoansReceivableNetCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Accounts and Financing Receivable, after Allowance for Credit Loss, Current</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccountsNotesAndLoansReceivableNetCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Accounts and Financing Receivable, after Allowance for Credit Loss, Current, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccountsNotesAndLoansReceivableNetCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Financing receivables</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_MeasurementInputExpectedFutureRecoveryRateMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Expected Future Recovery Rates</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_MeasurementInputExpectedFutureRecoveryRateMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Measurement Input Expected Future Recovery Rate [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_MeasurementInputExpectedFutureRecoveryRateMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Measurement input expected future recovery rate.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_RegisteredCapitalsAndPrcStatutoryReserves_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Registered capitals and PRC statutory reserves</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_RegisteredCapitalsAndPrcStatutoryReserves_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Registered Capitals And Prc Statutory Reserves</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_RegisteredCapitalsAndPrcStatutoryReserves_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Amount of registered capitals and PRC statutory reserves of the group's consolidated VIEs.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EquityComponentDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Equity Component</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EquityComponentDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Equity Component [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueByAssetClassAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Asset Class</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueByAssetClassAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Asset Class [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_DepositsToInsuranceCompaniesAndGuaranteeCompaniesCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Deposits to insurance companies and guarantee companies</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_DepositsToInsuranceCompaniesAndGuaranteeCompaniesCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Deposits To Insurance Companies And Guarantee Companies Current</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_DepositsToInsuranceCompaniesAndGuaranteeCompaniesCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">The amount of current portion of deposits to insurance companies and guarantee companies.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_DeferredTaxAssetsInvestmentRelatedLoss_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Deferred tax assets investment related loss.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_DeferredTaxAssetsInvestmentRelatedLoss_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Deferred Tax Assets Investment Related Loss</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_DeferredTaxAssetsInvestmentRelatedLoss_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Investment related loss</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Goodwill and Intangible Assets Disclosure [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_LoanFacilitationAndServicingFees-CreditOrientedAndPerformanceBasedMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Loan Facilitation And Servicing Fees-Credit Oriented And Performance Based [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_LoanFacilitationAndServicingFees-CreditOrientedAndPerformanceBasedMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Loan facilitation and servicing fees-credit oriented and performance based.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_LoanFacilitationAndServicingFees-CreditOrientedAndPerformanceBasedMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Loan facilitation and servicing fees-credit oriented and performance based</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_InstallmentPurchaseLoansMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Installment Purchase Loans</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_InstallmentPurchaseLoansMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Installment Purchase Loans [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_InstallmentPurchaseLoansMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Represents information pertaining to installment purchase loans, which are loans offered to Customers who want to finance their online direct purchase from the Platform.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_Investments_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Investments, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_Investments_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Investments</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_Investments_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Long-term investments</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_AddressTypeDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Address Type</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_AddressTypeDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Address Type [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_InsuranceCompanyBMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Insurance Company B</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_InsuranceCompanyBMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Insurance Company B [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_InsuranceCompanyBMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Insurance Company B.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_DocumentAnnualReport_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Document Annual Report</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_DocumentAnnualReport_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Document Annual Report</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_InventoryWritedownWriteUps_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Change in inventory provision</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_InventoryWritedownWriteUps_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Inventory Writedown Write Ups</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_InventoryWritedownWriteUps_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Amount of loss/gain from reductions or (write-ups)in inventory due to subsequent measurement adjustments, including, but not limited to, physical deterioration, obsolescence, or changes in price levels.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLeaseLiabilityStatementOfFinancialPositionExtensibleList_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Operating Lease, Liability, Statement of Financial Position [Extensible List]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLeaseLiabilityStatementOfFinancialPositionExtensibleList_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Operating Lease, Liability, Statement of Financial Position [Extensible Enumeration]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_DeferredTaxLiabilitiesGuaranteeReceivables_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Guarantee receivables</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_DeferredTaxLiabilitiesGuaranteeReceivables_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Deferred Tax Liabilities Guarantee Receivables</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_DeferredTaxLiabilitiesGuaranteeReceivables_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Deferred tax liabilities guarantee receivables.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_GuaranteesFairValueDisclosure_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Guarantee derivative liabilities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_GuaranteesFairValueDisclosure_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Guarantees, Fair Value Disclosure</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IPOMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">IPO</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IPOMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">IPO [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ProceedsFromSaleMaturityAndCollectionOfLongTermInvestmentsNet_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Proceeds from sale maturity and collection of long term investments net.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ProceedsFromSaleMaturityAndCollectionOfLongTermInvestmentsNet_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Proceeds From Sale Maturity And Collection Of Long term Investments Net</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ProceedsFromSaleMaturityAndCollectionOfLongTermInvestmentsNet_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Net cash consideration received from disposed shares</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_MajorCustomersAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Customer</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_MajorCustomersAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Customer [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LongTermNotesPayable_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Notes Payable, Noncurrent, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LongTermNotesPayable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Notes Payable, Noncurrent</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LongTermNotesPayable_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Long-term Funding Debts</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LongTermNotesPayable_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Long-term funding debts</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LongTermNotesPayable_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Long-term funding debts (including amounts of the consolidated VIEs of RMB1,197,211 and RMB850,590 as of December 31, 2024 and December 31, 2025, respectively)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardExpirationPeriod_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Expiration period (in years)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardExpirationPeriod_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share-Based Compensation Arrangement by Share-Based Payment Award, Expiration Period</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ContractWithCustomerBasisOfPricingAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Contract with Customer, Basis of Pricing</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ContractWithCustomerBasisOfPricingAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Contract with Customer, Basis of Pricing [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="stpr_ID_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Indonesia</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="stpr_ID_lbl" xlink:role="http://www.xbrl.org/2003/role/label">IDAHO</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PaymentsToAcquireLongtermInvestments_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Cash paid on long-term investments</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PaymentsToAcquireLongtermInvestments_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Payments to Acquire Long-Term Investments</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NotesReceivableNet_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Financing Receivable, after Allowance for Credit Loss, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NotesReceivableNet_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Financing receivables, net</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NotesReceivableNet_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivable, after Allowance for Credit Loss</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_DocumentAccountingStandard_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Document Accounting Standard</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_DocumentAccountingStandard_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Document Accounting Standard</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StatementOfIncomeAndComprehensiveIncomeAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Statement of Comprehensive Income [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_GuaranteeCompanyEMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Guarantee Company E</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_GuaranteeCompanyEMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Guarantee Company E [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_GuaranteeCompanyEMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Guarantee Company E.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EquityMethodInvestmentOtherThanTemporaryImpairment_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Impairment charges</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EquityMethodInvestmentOtherThanTemporaryImpairment_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Equity Method Investment, Other-than-Temporary Impairment</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RepaymentsOfBankDebt_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Principal payments on borrowings</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RepaymentsOfBankDebt_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Repayments of Bank Debt</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_MaximumMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Maximum</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_MaximumMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Maximum [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DividendPayableDateToBePaidDayMonthAndYear_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Dividends Payable, Date to be Paid</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DividendPayableDateToBePaidDayMonthAndYear_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Dividends payable, date to be paid</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LoanPurchaseCommitmentsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Commitment to Purchase Delinquent Loans</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LoanPurchaseCommitmentsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Loan Purchase Commitments [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityAddressesAddressTypeAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Entity Addresses, Address Type</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityAddressesAddressTypeAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity Addresses, Address Type [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_RangeAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Statistical Measurement</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_RangeAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Statistical Measurement [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Exercised (in dollars per share)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share-Based Compensation Arrangements by Share-Based Payment Award, Options, Exercises in Period, Weighted Average Exercise Price</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Accumulated amortization</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Accumulated amortization</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Finite-Lived Intangible Assets, Accumulated Amortization</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockValue_lbl" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel">Common Stock, Value, Issued, Ending Balance</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockValue_lbl" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel">Common Stock, Value, Issued, Beginning Balance</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockValue_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Common Stock, Value, Issued, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockValue_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Ordinary shares</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockValue_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Common Stock, Value, Issued</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_BeihaiDulinInformationTechnologyCoLtdOneMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Beihai Dulin Information Technology Co. Ltd.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_BeihaiDulinInformationTechnologyCoLtdOneMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Beihai Dulin Information Technology Co. Ltd One [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_BeihaiDulinInformationTechnologyCoLtdOneMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Beihai Dulin Information Technology Co. Ltd</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_EffectiveIncomeTaxRateReconciliationWithholdingIncomeTax_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Effective income tax rate reconciliation withholding income tax.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_EffectiveIncomeTaxRateReconciliationWithholdingIncomeTax_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Effective Income Tax Rate Reconciliation Withholding Income Tax</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_EffectiveIncomeTaxRateReconciliationWithholdingIncomeTax_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Effect of withholding income tax</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeTaxHolidayAggregateDollarAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Tax holiday effect</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeTaxHolidayAggregateDollarAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Income Tax Holiday, Aggregate Dollar Amount</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_EffectiveIncomeTaxRateReconciliationWithholdingIncomeTaxAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Withholding taxes</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_EffectiveIncomeTaxRateReconciliationWithholdingIncomeTaxAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Effective Income Tax Rate Reconciliation Withholding Income Tax Amount</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_EffectiveIncomeTaxRateReconciliationWithholdingIncomeTaxAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Effective Income Tax Rate Reconciliation Withholding Income Tax Amount</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_EffectiveIncomeTaxRateReconciliationWithholdingIncomeTaxAmount_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Withholding taxes</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DerivativeAssetsCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Derivative Asset, Current</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DerivativeAssetsCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Guarantee derivative assets at fair value (Note 9)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfFinancingReceivableAllowanceForCreditLossesTable_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule Of Financing Receivable Allowance For Credit Losses [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfFinancingReceivableAllowanceForCreditLossesTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivable, Allowance for Credit Loss [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInRollingYearThree_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">25 &#8211; 36 months</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInRollingYearThree_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Long-Term Debt, Maturities, Repayments of Principal in Rolling Year Three</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ConsolidationPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Basis of Consolidation</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ConsolidationPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Consolidation, Policy [Policy Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ProceedsFromSaleOfLoansReceivablesAndFinanceReceivables_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Proceeds from sale of loans receivables and finance receivables.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ProceedsFromSaleOfLoansReceivablesAndFinanceReceivables_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Proceeds from Sale of Loans Receivables and Finance Receivables</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ProceedsFromSaleOfLoansReceivablesAndFinanceReceivables_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Cash proceed for disposal of loans at fair value and financing receivables</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total shareholders equity</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_lbl" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel">Balances as at beginning of the year</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_lbl" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel">Balances as at end of the year</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Equity, Including Portion Attributable to Noncontrolling Interest</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ServiceFeesReceivableMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Service Fees Receivable</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ServiceFeesReceivableMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Service Fees Receivable [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ServiceFeesReceivableMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Service Fees Receivable [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationSettlements_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Net cash payout</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationSettlements_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis, Unobservable Inputs Reconciliation, Settlements</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_ContactPersonnelEmailAddress_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Contact Personnel Email Address</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_ContactPersonnelEmailAddress_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Contact Personnel Email Address</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DeferredTaxAssetsOperatingLossCarryforwards_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Deferred Tax Assets, Operating Loss Carryforwards, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DeferredTaxAssetsOperatingLossCarryforwards_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Net operating loss carryforwards</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DeferredTaxAssetsOperatingLossCarryforwards_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Deferred Tax Assets, Operating Loss Carryforwards</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_EffectiveIncomeTaxRateReconciliationAtFederalPreferentialIncomeTaxRateFrom2023To2025_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Preferential income tax rate (as a percentage) from 2023 to 2025</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_EffectiveIncomeTaxRateReconciliationAtFederalPreferentialIncomeTaxRateFrom2023To2025_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Effective Income Tax Rate Reconciliation At Federal Preferential Income Tax Rate From 2023 To 2025</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_EffectiveIncomeTaxRateReconciliationAtFederalPreferentialIncomeTaxRateFrom2023To2025_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Effective income tax rate reconciliation at federal preferential income tax rate from 2023 to 2025.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cyd_CybersecurityRiskManagementProcessesForAssessingIdentifyingAndManagingThreatsTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cybersecurity Risk Management Processes for Assessing, Identifying, and Managing Threats [Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ImpairmentOrDisposalOfLongLivedAssetsPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Impairment of Long-Lived Assets</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ImpairmentOrDisposalOfLongLivedAssetsPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Impairment or Disposal of Long-Lived Assets, Policy [Policy Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_SummaryOfEffectAdverseChangesInEstimatedFairValueOfTheLoans_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Summary of Effect Adverse Changes in Estimated Fair Value of the Loans</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_SummaryOfEffectAdverseChangesInEstimatedFairValueOfTheLoans_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Summary Of Effect Adverse Changes In Estimated Fair Value Of The Loans</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_SummaryOfEffectAdverseChangesInEstimatedFairValueOfTheLoans_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Summary of effect adverse changes in estimated fair value of the loans.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_CreditOrientedServicesIncomeMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Credit-oriented services income</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_CreditOrientedServicesIncomeMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Credit Oriented Services Income [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_CreditOrientedServicesIncomeMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Credit-Oriented services income.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_CreditOrientedServicesIncomeMember_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Credit-oriented Services Income</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_PersonalInstallmentLoansMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Personal Installment Loans</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_PersonalInstallmentLoansMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Personal Installment Loans [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_PersonalInstallmentLoansMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Represents information pertaining to personal installment loans, which are loans provided to Customers who have consumption needs (other than purchase from the Platform).</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ProceedsFromFundsByRelatedParties_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Proceeds from Funds by Related Parties</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ProceedsFromFundsByRelatedParties_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Proceeds from funds by related parties.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ProceedsFromFundsByRelatedParties_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Funds repaid by related parties</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AmortizationOfFinancingCosts_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Amortization of debt issuance costs and discounts</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AmortizationOfFinancingCosts_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Amortization of Debt Issuance Costs</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_LoanFacilitationAndMatchingServiceFeePerformanceBasedMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Loan Facilitation and Matching Servicing Fees-Performance Based</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_LoanFacilitationAndMatchingServiceFeePerformanceBasedMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Loan Facilitation And Matching Service Fee Performance Based [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_LoanFacilitationAndMatchingServiceFeePerformanceBasedMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Loan facilitation and matching service fee performance based.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleofFiniteLivedIntangibleAssetsFutureAmortizationExpenseTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule of Amortization Expenses For Future Periods</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleofFiniteLivedIntangibleAssetsFutureAmortizationExpenseTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Finite-Lived Intangible Assets, Future Amortization Expense [Table Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_FairValueOfTheLoansWeightedAverageExpectedFutureRecoveryRates_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Weighted average expected future recovery rates</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_FairValueOfTheLoansWeightedAverageExpectedFutureRecoveryRates_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value Of The Loans Weighted Average Expected Future Recovery Rates</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_FairValueOfTheLoansWeightedAverageExpectedFutureRecoveryRates_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Fair value of the loans weighted average expected future recovery rates.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LoansPayableToBank_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Borrowings</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LoansPayableToBank_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Loans Payable to Bank, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LoansPayableToBank_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Loans Payable to Bank</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LoansPayableToBank_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Short-term borrowings</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestPayableCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Accrued interest payable</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestPayableCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Accrued interest payable (including amounts of the consolidated VIEs of RMB26,972 and RMB15,900 as of December 31, 2020 and December 31, 2021, respectively)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestPayableCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Accrued interest</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_BeihaiLexinInformationTechnologyCoLtdMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Beihai Lexin Information</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_BeihaiLexinInformationTechnologyCoLtdMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Beihai Lexin Information Technology Co Ltd.</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_SummaryOfObligationsAssociatedWithGuaranteeLiabilitiesTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Summary Of Obligations Associated With Guarantee Liabilities Table [Text Block]</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PaymentsRelatedToTaxWithholdingForShareBasedCompensation_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Payment, Tax Withholding, Share-Based Payment Arrangement</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EffectiveIncomeTaxRateReconciliationCrossBorderTaxEffectPercent_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Effective Income Tax Rate Reconciliation, Cross-Border Tax Effect, Percent, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EffectiveIncomeTaxRateReconciliationCrossBorderTaxEffectPercent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Effect of Cross-Border Tax Laws</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RelatedPartyTransactionLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Related Party Transaction [Line Items]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationTable_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fair Value Assets Measured On Recurring Basis Unobservable Input Reconciliation [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccountsNotesAndLoansReceivableLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Accounts Notes And Loans Receivable [Line Items]</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityRegistrantName_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Entity Registrant Name</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityRegistrantName_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity Registrant Name</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityRegistrantName_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Registrant Name</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ScheduleOfContractAssetsAndGuaranteeReceivablesTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Schedule of contract assets and guarantee receivables.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ScheduleOfContractAssetsAndGuaranteeReceivablesTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule of Contract Assets and Guarantee Receivables</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityVoluntaryFilers_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Entity Voluntary Filers</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityVoluntaryFilers_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity Voluntary Filers</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Finite-Lived Intangible Asset, Expected Amortization, Year Two</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">2027</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_CommissionFeeRelatedParty_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Commission Fee Related Party</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_CommissionFeeRelatedParty_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Commission fee related party.</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherNonoperatingIncomeExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Others</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_FinancingReceivableCreditQualityIndicatorsByYearOfOriginationTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Financing receivable credit quality indicators by year of origination.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_FinancingReceivableCreditQualityIndicatorsByYearOfOriginationTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Summary of Amortized Cost within Each Credit Quality Indicator by Year of Origination</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ShenzhenMengtianTechnologyCo.LtdMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Mengtian Technology</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ShenzhenMengtianTechnologyCo.LtdMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Represents the information pertaining to Shenzhen Mengtian Technology Co., Ltd. ("Shenzhen Mengtian").</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cyd_CybersecurityRiskManagementPositionsOrCommitteesResponsibleFlag_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cybersecurity Risk Management Positions or Committees Responsible [Flag]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fair Value Assets Measured On Recurring Basis Unobservable Input Reconciliation [Line Items]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_ConsolidatedEntitiesDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Consolidated Entities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_ConsolidatedEntitiesDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Consolidated Entities [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Finite-Lived Intangible Asset, Expected Amortization, Year Three</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">2028</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeTaxExpenseBenefit_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Income tax expense</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">SHARE-BASED COMPENSATION</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StatutoryAccountingPracticesStatutoryCapitalAndSurplusBalance_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Statutory Accounting Practices, Statutory Capital and Surplus, Balance</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_PlatformBasedServicesIncomeReferralServiceFeeMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Platform Based Services Income Referral Service Fee [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_PlatformBasedServicesIncomeReferralServiceFeeMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Platform based services income referral service fee.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_PlatformBasedServicesIncomeReferralServiceFeeMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Referral Service Fee</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_InterestPaymentsByMaturityAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Maturities of interest payments</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_InterestPaymentsByMaturityAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Interest Payments By Maturity [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_InterestPaymentsByMaturityAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">No definition available.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_FairValueMeasurementsSensitivityAnalysisDerivativeLiabilitiesFairValueIncrease_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Increase by 10%</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_FairValueMeasurementsSensitivityAnalysisDerivativeLiabilitiesFairValueIncrease_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value Measurements Sensitivity Analysis Derivative Liabilities Fair Value Increase</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_FairValueMeasurementsSensitivityAnalysisDerivativeLiabilitiesFairValueIncrease_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">The amount of fair value increase by the sensitivity of derivative liabilities for the percentage of fair value measurements to changes in unobservable inputs and the inter-relationships between those inputs as well as how those inter-relationships might magnify or mitigate the effect of changes in the unobservable inputs on the fair value measurements.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_FundingDebtsObligationsWithVariableInterestRateMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Interest payments</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_FundingDebtsObligationsWithVariableInterestRateMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Funding Debts Obligations With Variable Interest Rate [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_FundingDebtsObligationsWithVariableInterestRateMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Funding debts obligations with variable interest rate.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ProcessingAndServicingCost_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Processing And Servicing Cost</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ProcessingAndServicingCost_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Cost associated with processing and servicing consists primarily of vendor costs related to credit assessment, customer and system support, payment processing services and collection services associated with originating, facilitating and servicing the loans.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ProcessingAndServicingCost_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Processing and servicing cost (including collection service fee from related parties of RMB14,753, RMB35,561 and RMB40,314 for the years ended December 31, 2023, 2024 and 2025, respectively)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetIncomeLossAttributableToParentDiluted_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Net income attributable to ordinary shareholders for calculating diluted net income per share</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetIncomeLossAttributableToParentDiluted_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Net Income (Loss) Attributable to Parent, Diluted</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetIncomeLossAttributableToParentDiluted_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Net income attributable to ordinary shareholders for calculating diluted net income per share</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Accumulated Other Comprehensive Income (Loss), Net of Tax, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Accumulated Other Comprehensive Income (Loss), Net of Tax</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Accumulated other comprehensive income</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Accumulated other comprehensive loss</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NotesAndLoansReceivableNetNoncurrentAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Long-term:</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NotesAndLoansReceivableNetNoncurrentAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivable, after Allowance for Credit Loss, Noncurrent [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FederalIncomeTaxExpenseBenefitContinuingOperations_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Federal Income Tax Expense (Benefit), Continuing Operations, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FederalIncomeTaxExpenseBenefitContinuingOperations_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Federal Income Tax Expense (Benefit), Continuing Operations</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FederalIncomeTaxExpenseBenefitContinuingOperations_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Income tax expense applicable to China operations</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FederalIncomeTaxExpenseBenefitContinuingOperations_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Income tax expense applicable to Mainland China operations</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AllowanceForDoubtfulAccountsReceivableWriteOffs_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Charge-offs</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AllowanceForDoubtfulAccountsReceivableWriteOffs_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Accounts Receivable, Allowance for Credit Loss, Writeoff</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Payments to Acquire Property, Plant, and Equipment, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Purchases of property, equipment and software</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Payments to Acquire Property, Plant, and Equipment</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_GainLossOnInvestments_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Investment loss</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_GainLossOnInvestments_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Investment income/(loss)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_GainLossOnInvestments_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Gain (Loss) on Investments, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_GainLossOnInvestments_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Gain (Loss) on Investments</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_GainLossOnInvestments_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Investment income</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Granted (in shares)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grants in Period</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_InventorySupplierCMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Inventory Supplier C</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_InventorySupplierCMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Inventory Supplier C [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_InventorySupplierCMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Represents the information pertaining to inventory supplier C.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_Assets_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">TOTAL ASSETS</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_Assets_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Total assets</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_Assets_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Assets</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_InventorySupplierEMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Inventory Supplier E [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_InventorySupplierEMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Inventory Supplier E</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccountsReceivableNetCurrentAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Short-term:</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccountsReceivableNetCurrentAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Accounts Receivable, after Allowance for Credit Loss, Current [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InventoryPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Inventories, Net</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InventoryPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Inventory, Policy [Policy Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfPropertyPlantAndEquipmentTable_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule Of Property Plant And Equipment [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfPropertyPlantAndEquipmentTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Property, Plant and Equipment [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_AccruedWithholdingTaxLiabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Accrued withholding tax liabilities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_AccruedWithholdingTaxLiabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Accrued withholding tax liabilities.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Exercisable at the end of the period, weighted average remaining contractual life</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercisable, Weighted Average Remaining Contractual Term</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeStatementAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Income Statement [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivableRecordedInvestmentPastDueLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Aging analysis of past due financing receivables</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivableRecordedInvestmentPastDueLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivable, Past Due [Line Items]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_FinancingReceivableGrossCarryingAmountDueInYearTwo_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Due in 13-24 months</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_FinancingReceivableGrossCarryingAmountDueInYearTwo_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivable Gross Carrying Amount Due In Year Two</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_FinancingReceivableGrossCarryingAmountDueInYearTwo_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Represents the gross carrying amount of financing receivables, prior to deducting the allowance for losses, receivable within two years from the balance sheet date.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_BeihaiAuroraAndBeihaiLexinMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Beihai Aurora and Beihai Lexin</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_BeihaiAuroraAndBeihaiLexinMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Beihai Aurora And Beihai Lexin [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_BeihaiAuroraAndBeihaiLexinMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Beihai Aurora and Beihai Lexin.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NotesAndLoansReceivableGrossNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Long-term financing receivables</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NotesAndLoansReceivableGrossNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivable, before Allowance for Credit Loss, Noncurrent</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationOptionAndIncentivePlansPolicy_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Share-Based Compensation</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationOptionAndIncentivePlansPolicy_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share-Based Payment Arrangement [Policy Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ProvisionForContingentGuaranteeLiabilities_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Provision for contingent guarantee liabilities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ProvisionForContingentGuaranteeLiabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Provision For Contingent Guarantee Liabilities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ProvisionForContingentGuaranteeLiabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Provision for contingent guarantee liabilities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DeferredIncomeTaxExpenseBenefit_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Deferred Income Tax Expense (Benefit), Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DeferredIncomeTaxExpenseBenefit_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Deferred income tax expense</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DeferredIncomeTaxExpenseBenefit_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Deferred income tax</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DeferredIncomeTaxExpenseBenefit_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Deferred Income Tax Expense (Benefit)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_WeightedAverageMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Weighted-Average</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_WeightedAverageMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Weighted Average [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_GainLossOnSalesOfLoansNet_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Gain (Loss) on Sales of Loans, Net, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_GainLossOnSalesOfLoansNet_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Gain (Loss) on Sales of Loans, Net</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_GainLossOnSalesOfLoansNet_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Loss/(gain) on disposal of loans at fair value and financing receivables</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_TimeDepositsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Time deposit</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_TimeDepositsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Time Deposits [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_TimeDepositsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Time deposits.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockIssuedDuringPeriodSharesNewIssues_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Share issuance upon the initial public offering, net of issuance costs (in shares)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockIssuedDuringPeriodSharesNewIssues_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Number of new shares issued (in shares)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockIssuedDuringPeriodSharesNewIssues_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Stock Issued During Period, Shares, New Issues</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_CreditFacilitationServiceIncomeMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Credit facilitation service income</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_CreditFacilitationServiceIncomeMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Credit Facilitation Service Income [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_CreditFacilitationServiceIncomeMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Credit facilitation service income member.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRateFrom2023To2030_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Statutory tax rate (as a percentage) from 2023 to 2030</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRateFrom2023To2030_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate From2023 To2030</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRateFrom2023To2030_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Effective income tax rate reconciliation at federal statutory income tax rate from 2023 to 2030.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Vested (in shares)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Vested in Period</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_RentalDepositsAndOtherAssetsCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Rental deposits and other current assets</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_RentalDepositsAndOtherAssetsCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Rental Deposits And Other Assets Current</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_RentalDepositsAndOtherAssetsCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Carrying amount as of the balance sheet date of rental deposits and other assets. For classified balance sheets, represents the current amount receivable, that is amounts expected to be collected within one year or the normal operating cycle, if longer.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EarningsPerShareDilutedAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Diluted net income per share calculation:</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EarningsPerShareDilutedAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Earnings Per Share, Diluted [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_EffectiveIncomeTaxRateReconciliationAtFederalPreferentialIncomeTaxRateFrom2024To2030_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Effective Income Tax Rate Reconciliation At Federal Preferential Income Tax Rate From 2024 to 2030</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_EffectiveIncomeTaxRateReconciliationAtFederalPreferentialIncomeTaxRateFrom2024To2030_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Effective income tax rate reconciliation at federal preferential income tax rate from 2024 to 2030</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_EffectiveIncomeTaxRateReconciliationAtFederalPreferentialIncomeTaxRateFrom2024To2030_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Preferential income tax rate (as a percentage) from 2024 to 2030</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccountsPayableOtherCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Other payables</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccountsPayableOtherCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Accounts Payable, Other, Current</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EarningsPerShareDiluted_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Earnings Per Share, Diluted, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EarningsPerShareDiluted_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Net income per share attributable to ordinary shareholders&#8212;diluted</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EarningsPerShareDiluted_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Diluted</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EarningsPerShareDiluted_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Earnings Per Share, Diluted</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_HypotheticalChangesInFairValueOfLoansAtFairValueExpectedFutureRecoveryDecrease_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Decrease by 10%</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_HypotheticalChangesInFairValueOfLoansAtFairValueExpectedFutureRecoveryDecrease_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Hypothetical Changes In Fair Value Of Loans At Fair Value Expected Future Recovery Decrease</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_HypotheticalChangesInFairValueOfLoansAtFairValueExpectedFutureRecoveryDecrease_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Hypothetical changes in fair value of loans at fair value expected future recovery Decrease.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_HypotheticalChangesInFairValueOfLoansAtFairValueExpectedFutureRecoveryDecrease_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Decrease by 10%</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivableRecordedInvestmentNonaccrualStatus_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Financing receivables, non-accrual status</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivableRecordedInvestmentNonaccrualStatus_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivable, Nonaccrual</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ContractWithCustomerAssetAccumulatedAllowanceForCreditLossCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Short-term contract assets and service fees receivable, allowance for credit losses</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ContractWithCustomerAssetAccumulatedAllowanceForCreditLossCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Contract with Customer, Asset, Allowance for Credit Loss, Current</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFive_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Finite-Lived Intangible Asset, Expected Amortization, Year Five</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFive_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">2030</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_LesseeOperatingLeaseLiabilityToBePaidYearThreeAndThereafter_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Lessee, Operating Lease, Liability, to be Paid, Year Three and Thereafter</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_LesseeOperatingLeaseLiabilityToBePaidYearThreeAndThereafter_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Lessee, operating lease, liability, to be paid, year three and thereafter.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_LesseeOperatingLeaseLiabilityToBePaidYearThreeAndThereafter_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">2028 and thereafter</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EffectiveIncomeTaxRateContinuingOperationsTaxRateReconciliationAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Reconciliation between the statutory EIT rate and the effective tax rate</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EffectiveIncomeTaxRateContinuingOperationsTaxRateReconciliationAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Effective Income Tax Rate Reconciliation, Percent [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_TitleOfIndividualWithRelationshipToEntityDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Title of Individual</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_TitleOfIndividualWithRelationshipToEntityDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Title and Position [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DisaggregationOfRevenueAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Disaggregation of Revenue [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_TransferredAtPointInTimeOrOvertimeMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Transferred At Point in Time or Overtime [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_TransferredAtPointInTimeOrOvertimeMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Transferred at point in time or overtime.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_TransferredAtPointInTimeOrOvertimeMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">At a Point in Time/ Overtime</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_AppropriationOfNetIncomeToStatutorySurplusFundRequiredPercentage_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Portion of after-tax profit to be allocated to statutory surplus fund under PRC law (as a percent)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_AppropriationOfNetIncomeToStatutorySurplusFundRequiredPercentage_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Appropriation Of Net Income To Statutory Surplus Fund Required Percentage</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_AppropriationOfNetIncomeToStatutorySurplusFundRequiredPercentage_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Represents the minimum percentage of net income from required to be appropriated towards the statutory surplus fund for entities incorporated in the People's Republic of China until the reserve balance reaches 50 percent of registered capital.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PropertyPlantAndEquipmentUsefulLifeDescriptionOfTermExtensibleEnumeration_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Property, Plant, and Equipment, Useful Life, Term, Description [Extensible Enumeration]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_CityAreaCode_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">City Area Code</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_CityAreaCode_lbl" xlink:role="http://www.xbrl.org/2003/role/label">City Area Code</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_SignificantRisksAndUncertaintiesPolicyPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Significant Risks and Uncertainties</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_SignificantRisksAndUncertaintiesPolicyPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Significant Risks And Uncertainties Policy Policy [Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_SignificantRisksAndUncertaintiesPolicyPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Disclosure of accounting policy for significant risks and uncertainties.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_InstallmentHongKongInvestmentLimitedMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Installment HK</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_InstallmentHongKongInvestmentLimitedMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Installment Hong Kong Investment Limited [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_InstallmentHongKongInvestmentLimitedMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Represents the information pertaining to Installment Hong Kong Investment Limited ("Installment HK").</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_AuditorName_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Auditor Name</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_AuditorName_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Auditor Name</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ValueAddedTaxRate_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Value added tax rate (as a percent)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ValueAddedTaxRate_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Value Added Tax Rate</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ValueAddedTaxRate_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Value added tax rate.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RestrictedCashAndCashEquivalentsAtCarryingValue_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Restricted Cash and Cash Equivalents, Current, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RestrictedCashAndCashEquivalentsAtCarryingValue_lbl" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel">Restricted cash at beginning of the year</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RestrictedCashAndCashEquivalentsAtCarryingValue_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Restricted Cash and Cash Equivalent, Current</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RestrictedCashAndCashEquivalentsAtCarryingValue_lbl" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel">Restricted cash at the end of the year</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RestrictedCashAndCashEquivalentsAtCarryingValue_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Restricted cash</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_AccruedRiskManagementFeesCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Accrued Risk Management Fees Current</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_AccruedRiskManagementFeesCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Accrued risk management fees current.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_AccruedRiskManagementFeesCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Accrued risk management fees</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_PaymentsForPlacementOfRestrictedTermDepositsAndShortTermInvestments_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Payments For Placement Of Restricted Term Deposits And Short Term Investments</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_PaymentsForPlacementOfRestrictedTermDepositsAndShortTermInvestments_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Payments for placement of restricted term deposits and short term investments.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_PaymentsForPlacementOfRestrictedTermDepositsAndShortTermInvestments_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Placement of restricted term deposit and short-term investments</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_DeferredTaxAssetsValuationAllowanceReversals_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Reversals</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_DeferredTaxAssetsValuationAllowanceReversals_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Deferred Tax Assets Valuation Allowance Reversals</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_DeferredTaxAssetsValuationAllowanceReversals_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">The amount of reversals made to the valuation allowance for a specified deferred tax asset.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_PrepaymentsAndOtherCurrentAssetsDisclosureTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Prepayments And Other Current Assets</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_PrepaymentsAndOtherCurrentAssetsDisclosureTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Prepayments and other current assets.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_PrepaymentsAndOtherCurrentAssetsDisclosureTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Prepayments And Other Current Assets Disclosure [Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancialAssetPastDueMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financial Asset, Past Due [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancialAssetPastDueMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Total Past Due</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_AssessableProfitsForTaxPurposes_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Assessable profits</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_AssessableProfitsForTaxPurposes_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Assessable Profits For Tax Purposes</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_AssessableProfitsForTaxPurposes_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Represents the amount of assessable profits considered for taxation purposes.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_InstitutionalFundingPartnerCMember_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Institutional Funding Partner C</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_InstitutionalFundingPartnerCMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Institutional Funding Partner C [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_InstitutionalFundingPartnerCMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Institutional Funding Partner C.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_InterGroupMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Inter group.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_InterGroupMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Inter Group [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_InterGroupMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Inter-group</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardEquityInstrumentsOtherThanOptionsAggregateIntrinsicValueVested_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fair value and intrinsic value of restricted share units vested</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardEquityInstrumentsOtherThanOptionsAggregateIntrinsicValueVested_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Aggregate Intrinsic Value, Vested</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_IncreaseDecreaseInAccountsPayableCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Accounts payable</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_IncreaseDecreaseInAccountsPayableCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Increase Decrease In Accounts Payable Current</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_IncreaseDecreaseInAccountsPayableCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">The increase (decrease) during the reporting period in the aggregate amount of current liabilities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LoansHeldForSaleFairValueDisclosure_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Loan, Held-for-Sale, Fair Value Disclosure</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LoansHeldForSaleFairValueDisclosure_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Loans at fair value</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLeaseWeightedAverageRemainingLeaseTerm1_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Weighted average remaining lease term</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLeaseWeightedAverageRemainingLeaseTerm1_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Operating Lease, Weighted Average Remaining Lease Term</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueRecurringBasisUnobservableInputReconciliationLiabilityGainLossStatementOfIncomeExtensibleList_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value, Liability, Recurring Basis, Unobservable Input Reconciliation, Gain (Loss), Statement of Income or Comprehensive Income [Extensible Enumeration]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ComputerSoftwareIntangibleAssetMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Software</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ComputerSoftwareIntangibleAssetMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Computer Software, Intangible Asset [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CashAndCashEquivalentsPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Cash and Cash Equivalents</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CashAndCashEquivalentsPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cash and Cash Equivalents, Policy [Policy Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DerivativeLiabilitiesCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Guarantee derivative liabilities at fair value (Note 9)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DerivativeLiabilitiesCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Derivative Liability, Current</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PropertyPlantAndEquipmentNet_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Property, equipment and software, net</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PropertyPlantAndEquipmentNet_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Property, Plant and Equipment, Net</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PropertyPlantAndEquipmentNet_lbl" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel">Property, Plant and Equipment, Net, Ending Balance</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PropertyPlantAndEquipmentNet_lbl" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel">Property, Plant and Equipment, Net, Beginning Balance</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PropertyPlantAndEquipmentNet_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total property, equipment and software, net</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_InstallmentPurchaseLoansAndPersonalInstallmentLoansOriginalTerm_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Installment purchase loans and personal installment loans original term</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_InstallmentPurchaseLoansAndPersonalInstallmentLoansOriginalTerm_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Installment Purchase Loans And Personal Installment Loans Original Term</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_InstallmentPurchaseLoansAndPersonalInstallmentLoansOriginalTerm_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Installment purchase loans and personal installment loans original term.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromBankDebt_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Proceeds from borrowings</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromBankDebt_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Proceeds from Bank Debt</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ConcentrationRiskNumberOfMajorInvestorsFundingCosts_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Number of Individual Investor or Institutional Funding Partner that accounted for more than 10% of the Group's total funding cost</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ConcentrationRiskNumberOfMajorInvestorsFundingCosts_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Concentration Risk Number Of Major Investors Funding Costs</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ConcentrationRiskNumberOfMajorInvestorsFundingCosts_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Number of major investors related to risks that arise due to the volume of funding costs.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_EarningsPerShareLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Earnings Per Share [Line Items]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_EarningsPerShareLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Earnings per share.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityAddressCountry_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Entity Address, Country</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityAddressCountry_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity Address, Country</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_AppropriationOfNetIncomeToGeneralReserveFundRequiredPercentage_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Appropriation to the general reserve fund (as a percent)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_AppropriationOfNetIncomeToGeneralReserveFundRequiredPercentage_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Appropriation Of Net Income To General Reserve Fund Required Percentage</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_AppropriationOfNetIncomeToGeneralReserveFundRequiredPercentage_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Represents the minimum percentage of net income from required to be appropriated towards the general reserve fund for entities incorporated in the People's Republic of China until the reserve balance reaches 50 percent of registered capital.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_CondensedStatementOfIncomeCaptionsLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Condensed Statement Of Income Captions [Line Items]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_CondensedStatementOfIncomeCaptionsLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Condensed Statement of Income Captions [Line Items]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_WithholdingIncomeTaxRateForPercentageOfAnnualProfits_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Withholding income tax rate for percentage of annual profits.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_WithholdingIncomeTaxRateForPercentageOfAnnualProfits_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Withholding Income Tax Rate For Percentage Of Annual Profits</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_WithholdingIncomeTaxRateForPercentageOfAnnualProfits_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Withholding income tax rate for percentage of annual profits</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AssetsNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total non-current assets</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AssetsNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Assets, Noncurrent</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_NonEmployeeMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Non-employees</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_NonEmployeeMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Non Employee [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_NonEmployeeMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">It represents information relating to Non-employee.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensation_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Share-based Payment Arrangement, Noncash Expense, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensation_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Share-based compensation expenses</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensation_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share-Based Payment Arrangement, Noncash Expense</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LiabilitiesNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total non-current liabilities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LiabilitiesNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Liabilities, Noncurrent</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LiabilitiesNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Total non-current liabilities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LiabilitiesNoncurrent_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedTotalLabel">Total non-current liabilities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_LoanSevenMaturesOnFebruary72019Member_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Loan VII</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_LoanSevenMaturesOnFebruary72019Member_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Loan Seven Matures On February72019 [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_LoanSevenMaturesOnFebruary72019Member_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Represents the information pertaining to Loan Seven, Matures on February 7, 2019.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_RevenueFromThirdPartiesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Revenue from Third Parties</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_RevenueFromThirdPartiesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Revenue From Third Parties [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_RevenueFromThirdPartiesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Represents the revenue from third parties.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_LPTechnologyHoldingsLimitedMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">L.P. Technology Holdings Limited.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_LPTechnologyHoldingsLimitedMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">L.P. Technology Holdings Limited [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_LPTechnologyHoldingsLimitedMember_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Due from L.P. by the Group</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_LPTechnologyHoldingsLimitedMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">L.P. Technology Holdings Limited</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_EffectiveIncomeTaxRateReconciliationAtFederalPreferentialIncomeTaxRateFrom2025To2030_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Preferential income tax rate (as a percentage) from 2025 to 2030</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_EffectiveIncomeTaxRateReconciliationAtFederalPreferentialIncomeTaxRateFrom2025To2030_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Effective Income Tax Rate Reconciliation At Federal Preferential Income Tax Rate From 2025 to 2030</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_EffectiveIncomeTaxRateReconciliationAtFederalPreferentialIncomeTaxRateFrom2025To2030_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Effective income tax rate reconciliation at federal preferential income tax rate from 2025 to 2030.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLeaseWeightedAverageDiscountRatePercent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Weighted average discount rate</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLeaseWeightedAverageDiscountRatePercent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Operating Lease, Weighted Average Discount Rate, Percent</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLeaseLiabilityNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Operating Lease Liability Noncurrent, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLeaseLiabilityNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">- Long-term portion</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLeaseLiabilityNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Operating Lease, Liability, Noncurrent</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueInputsLevel1Member_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Level 1 Inputs</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueInputsLevel1Member_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value, Inputs, Level 1 [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ClassOfStockLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Class Of Stock [Line Items]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ClassOfStockLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Class of Stock [Line Items]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetCashProvidedByUsedInFinancingActivities_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cash Provided by (Used in) Financing Activity, Including Discontinued Operation</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetCashProvidedByUsedInFinancingActivities_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Net cash provided by financing activities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetCashProvidedByUsedInFinancingActivities_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Net cash used in financing activities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetCashProvidedByUsedInFinancingActivities_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Net cash (used in)/provided by financing activities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NotesPayable_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total Funding Debts</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NotesPayable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Notes Payable</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NotesPayable_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Funding debts</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CollateralDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Collateral Held</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CollateralDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Collateral Held [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShortTermDebtLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Short Term Debt [Line Items]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShortTermDebtLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Short-Term Debt [Line Items]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LeaseCostTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule of Supplemental Cash Flow Information Related to Operating Leases</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LeaseCostTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Lease, Cost [Table Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EffectiveIncomeTaxRateReconciliationNondeductibleExpenseAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Effective Income Tax Rate Reconciliation, Nondeductible Expense, Percent [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EffectiveIncomeTaxRateReconciliationNondeductibleExpenseAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Nontaxable or Nondeductible Items</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ChangeInAccountingPrincipleAccountingStandardsUpdateAdopted_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Change in Accounting Principle, Accounting Standards Update, Adopted [true false]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ChangeInAccountingPrincipleAccountingStandardsUpdateAdopted_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Change in Accounting Principle, Accounting Standards Update, Adopted [true false]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_AuditorLocation_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Auditor Location</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_AuditorLocation_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Auditor Location</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LongTermDebtMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Long-term debt</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LongTermDebtMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Long-Term Debt [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ThirdPartyOnlinePaymentServiceProvidersReceivables_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Receivables from third-party payment service providers</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ThirdPartyOnlinePaymentServiceProvidersReceivables_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Third Party Online Payment Service Providers Receivables</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ThirdPartyOnlinePaymentServiceProvidersReceivables_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Amount of temporarily held in the accounts with third party online payment service providers mainly to facilitate collection and transfer of the funds, interest and service fees from/to the Customers and Individual Investors or Institutional Funding Partners.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DeferredIncomeTaxLiabilitiesNet_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Deferred Income Tax Liabilities, Net, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DeferredIncomeTaxLiabilitiesNet_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Deferred tax liabilities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DeferredIncomeTaxLiabilitiesNet_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Deferred tax liabilities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DeferredIncomeTaxLiabilitiesNet_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Deferred Income Tax Liabilities, Net</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DeferredIncomeTaxLiabilitiesNet_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Deferred tax liabilities (including amounts of the consolidated VIEs of RMB63,164 and RMB103,470 as of December 31, 2024 and December 31, 2025, respectively)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ExtinguishmentOfDebtTypeDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Extinguishment of Debt, Type [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LongTermDebtRollingMaturityAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Expected repayment amount of debt obligation</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LongTermDebtRollingMaturityAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Long-Term Debt, Rolling Maturity [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSales_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Sales</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSales_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Disposal</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ScheduleOfDueFromRelatedPartiesTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Schedule of due from related parties.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ScheduleOfDueFromRelatedPartiesTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule Of Due From Related Parties [Table Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ScheduleOfDueFromRelatedPartiesTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule of Amounts Due from Related Parties</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_ScheduleOfCondensedCashFlowStatementTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Condensed Statements of Cash Flows</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_ScheduleOfCondensedCashFlowStatementTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Condensed Cash Flow Statement [Table Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeTaxAuthorityDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Income Tax Authority</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeTaxAuthorityDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Income Tax Jurisdiction [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityInteractiveDataCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Entity Interactive Data Current</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityInteractiveDataCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity Interactive Data Current</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_CashPaidForLandUseRights_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Cash paid for land use rights</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_CashPaidForLandUseRights_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cash Paid For Land Use Rights</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_CashPaidForLandUseRights_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Cash paid for land use rights.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeStatementLocationDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Income Statement Location</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeStatementLocationDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Statement of Income Location, Balance [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ReferralIncentiveExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Referral code incentives recorded as sales and marketing expenses</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ReferralIncentiveExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Referral Incentive Expense</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ReferralIncentiveExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Amount of incentive cash recorded as sales and marketing expenses for the period. The Group offers an incentive in cash to an existing Customer for each new Customer who successfully signs up on the Platform using the existing Customer's referral code and has been granted a credit line.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueDisclosureItemAmountsDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fair Value Measurement</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueDisclosureItemAmountsDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value Measurement [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Cash flows from operating activities:</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cash Provided by (Used in) Operating Activity, Including Discontinued Operation [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FurnitureAndFixturesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Furniture and Fixtures</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FurnitureAndFixturesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Furniture and Fixtures [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TransferredOverTimeMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Over Time</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TransferredOverTimeMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Transferred over Time [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TransferredOverTimeMember_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Overtime</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_MeasurementInputValueToNetAssetMultipleMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Measurement Input Value To Net Asset Multiple [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_MeasurementInputValueToNetAssetMultipleMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Measurement Input Value To Net Asset Multiple [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_MeasurementInputValueToNetAssetMultipleMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Value to Net Asset Multiple</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_TransferOfReserves_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Reserves allowed to transfer in terms of cash dividends, loans or advances, nor can they be distributed except under liquidation</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_TransferOfReserves_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Transfer Of Reserves</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_TransferOfReserves_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">The amount of reserves allowed to be transferred to the company in terms of cash dividends, loans or advances, nor can they be distributed except under liquidation.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ProvisionForContractAssets_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Provision for contract assets and receivables</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ProvisionForContractAssets_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Provision for contract assets and receivables</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ProvisionForContractAssets_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Provision For Contract Assets</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ProvisionForContractAssets_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">The amount of provision for contract assets.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_BeihaiAuroraTechnologyCoLtdMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Beihai Aurora</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_BeihaiAuroraTechnologyCoLtdMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Beihai Aurora Technology Co Ltd [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_BeihaiAuroraTechnologyCoLtdMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Beihai Aurora Technology Co., Ltd.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_CashPaidForTechnicalServiceFees_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Cash paid for technical service fees.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_CashPaidForTechnicalServiceFees_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cash Paid for Technical Service Fees</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_CashPaidForTechnicalServiceFees_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Cash paid for technical service fees.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ContractWithCustomerAssetNet_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Contract assets and service fees receivable prior to ASU 326</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ContractWithCustomerAssetNet_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Contract assets and receivables, net</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ContractWithCustomerAssetNet_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Contract with Customer, Asset, after Allowance for Credit Loss, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ContractWithCustomerAssetNet_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Contract assets, service fees receivable and guarantee receivables</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInOtherNoncurrentLiabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Other long-term liabilities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInOtherNoncurrentLiabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Increase (Decrease) in Other Noncurrent Liabilities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityGainLossIncludedInEarnings_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Change in fair value</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityGainLossIncludedInEarnings_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability, Gain (Loss) Included in Earnings</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CashEquivalentsAtCarryingValue_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Cash Equivalents, at Carrying Value, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CashEquivalentsAtCarryingValue_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Cash equivalents</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CashEquivalentsAtCarryingValue_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cash Equivalents, at Carrying Value</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ComponentsOfDeferredTaxLiabilitiesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Deferred tax liabilities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ComponentsOfDeferredTaxLiabilitiesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Components of Deferred Tax Liabilities [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_CumulativeEffectPeriodOfAdoptionDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Cumulative Effect, Period of Adoption</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_CumulativeEffectPeriodOfAdoptionDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cumulative Effect, Period of Adoption [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SchedulesOfConcentrationOfRiskByRiskFactorTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule of Concentration Risk</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SchedulesOfConcentrationOfRiskByRiskFactorTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedules of Concentration of Risk, by Risk Factor [Table Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Income tax benefit</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share-Based Payment Arrangement, Expense, Tax Benefit</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AmountOfRestrictedNetAssetsForConsolidatedAndUnconsolidatedSubsidiaries_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Amount of net assets of the relevant PRC in the group, not available for distribution</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AmountOfRestrictedNetAssetsForConsolidatedAndUnconsolidatedSubsidiaries_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Amount of Restricted Net Assets for Consolidated and Unconsolidated Subsidiaries</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RevenuesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Revenues [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RevenuesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Operating revenue:</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RepaymentsOfNotesPayable_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Principal payments on funding debts</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RepaymentsOfNotesPayable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Repayments of Notes Payable</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInNextRollingTwelveMonths_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">1 &#8211; 12 months</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInNextRollingTwelveMonths_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Long-Term Debt, Maturities, Repayments of Principal in Next Rolling 12 Months</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LongtermDebtTypeAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Long-term Debt, Type</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LongtermDebtTypeAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Long-Term Debt, Type [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShortTermBorrowingsAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Short-Term Debt [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInDueFromRelatedPartiesCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Increase (Decrease) in Due from Related Parties, Current, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInDueFromRelatedPartiesCurrent_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Amounts due from related parties</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInDueFromRelatedPartiesCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Increase (Decrease) in Due from Related Parties, Current</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInDueFromRelatedPartiesCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Increase (decrease) in amounts due from subsidiaries and other related parties</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInDueFromRelatedPartiesCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Decrease in amounts due from subsidiaries and other related parties</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_StraightLineBasisAmortizedOverLandUseRightPeriod_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Straight line basis amortized over land use right period</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_StraightLineBasisAmortizedOverLandUseRightPeriod_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Straight Line Basis Amortized Over Land Use Right Period</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_StraightLineBasisAmortizedOverLandUseRightPeriod_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Straight line basis amortized over land use right period.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentTerm_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Term</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentTerm_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Term of the loan</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentTerm_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Instrument, Term</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_CashCouponAndRepaymentCouponExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cash Coupon And Repayment Coupon Expense</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_CashCouponAndRepaymentCouponExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Cash coupons and repayment coupon expense</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_CashCouponAndRepaymentCouponExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">The amount of cash coupons and repayment coupons recognized as a reduction of revenue for the period.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LoansNotesTradeAndOtherReceivablesDisclosureTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Loans, Notes, Trade and Other Receivables Disclosure [Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LoansNotesTradeAndOtherReceivablesDisclosureTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Contract Assets and Receivables, Net</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ProceedsFromDisposalOfInvestments_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Proceeds From Disposal of Investments</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ProceedsFromDisposalOfInvestments_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Proceeds from disposal of investments.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ProceedsFromDisposalOfInvestments_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Proceeds from disposal of investments</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PaymentsToAcquireLoansReceivable_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel">Cash paid on loans to third parties</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PaymentsToAcquireLoansReceivable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Payments to Acquire Loans Receivable</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PaymentsToAcquireLoansReceivable_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Funds to related parties</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_FinancingReceivableGrossCarryingAmountDueInNextTwelveMonths_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Due in 0-12 months</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_FinancingReceivableGrossCarryingAmountDueInNextTwelveMonths_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivable Gross Carrying Amount Due In Next Twelve Months</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_FinancingReceivableGrossCarryingAmountDueInNextTwelveMonths_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Represents the gross carrying amount of financing receivables, prior to deducting the allowance for losses, receivable within one year from the balance sheet date.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_LocalPhoneNumber_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Local Phone Number</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_LocalPhoneNumber_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Local Phone Number</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherLiabilitiesCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Other Liabilities, Current</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherLiabilitiesCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Amounts due to related parties</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherLiabilitiesCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Amounts due to related parties(including amounts of the consolidated VIEs of RMB10,927 and RMB8,708 as of December 31, 2024 and December 31, 2025, respectively)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShortTermLeaseCost_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Short-term lease cost</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShortTermLeaseCost_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Short-Term Lease, Cost</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="country_CN_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">PRC</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="country_CN_lbl" xlink:role="http://www.xbrl.org/2003/role/label">CHINA</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_WeightedAverageNumberOfSharesOutstandingAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Weighted average number of ordinary shares outstanding</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_WeightedAverageNumberOfSharesOutstandingAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Denominator:</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_WeightedAverageNumberOfSharesOutstandingAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Weighted Average Number of Shares Outstanding, Diluted [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_AuditorOpinionTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Auditor Opinion</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_InventorySupplierDMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Inventory Supplier D</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_InventorySupplierDMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Inventory Supplier D [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_InventorySupplierDMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Inventory Supplier D.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_IncomeLossFromSubsidiaries_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Share of income from subsidiaries</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_IncomeLossFromSubsidiaries_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Income Loss From Subsidiaries</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_IncomeLossFromSubsidiaries_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Income loss from subsidiaries.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ContractWithCustomerAssetNetNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Contract with Customer, Asset, after Allowance for Credit Loss, Noncurrent, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ContractWithCustomerAssetNetNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Long-term contract assets and service fees receivable, net</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ContingentGuaranteeLiabilities_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Contingent guarantee liabilities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ContingentGuaranteeLiabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Contingent guarantee liabilities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ContingentGuaranteeLiabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel">Opening balances</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ContingentGuaranteeLiabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Contingent Guarantee Liabilities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ContingentGuaranteeLiabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Contingent guarantee liabilities.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_InvestmentHoldingTable_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Investment holding.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_InvestmentHoldingTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Investment Holding [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfFinancingReceivableRecordedInvestmentCreditQualityIndicatorTable_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule Of Financing Receivable Recorded Investment Credit Quality Indicator [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfFinancingReceivableRecordedInvestmentCreditQualityIndicatorTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivable, Credit Quality Indicator [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_WeightedAverageNumberOfSharesOutstandingBasicAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Denominator:</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccountingPoliciesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Accounting Policies [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockNumberOfSharesParValueAndOtherDisclosuresAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Common Stock, Number of Shares, Par Value and Other Disclosure [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_ScenarioPreviouslyReportedMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Previously Reported [Member]</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_TransferOfEquityShares_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Transfer of equity shares</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_TransferOfEquityShares_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Transfer Of Equity Shares</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_TransferOfEquityShares_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Transfer Of Equity Shares</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DisaggregationOfRevenueLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Disaggregation Of Revenue [Line Items]</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DeferredTaxLiabilitiesUndistributedForeignEarnings_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Income tax accrued on the undistributed earnings</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DeferredTaxLiabilitiesUndistributedForeignEarnings_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Deferred Tax Liabilities, Undistributed Foreign Earnings</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_EffectiveIncomeTaxRateReconciliationAtFederalPreferentialIncomeTaxRateFrom2021To2025_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Preferential income tax rate (as a percentage) from 2021 to 2025</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_EffectiveIncomeTaxRateReconciliationAtFederalPreferentialIncomeTaxRateFrom2021To2025_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Effective Income Tax Rate Reconciliation At Federal Preferential Income Tax Rate From 2021 to 2025</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_EffectiveIncomeTaxRateReconciliationAtFederalPreferentialIncomeTaxRateFrom2021To2025_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Effective income tax rate reconciliation at federal preferential income tax rate from 2021 to 2025.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_InstallmentECommercePlatformServiceMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Installment e-commerce platform service</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_InstallmentECommercePlatformServiceMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Installment e-commerce platform service member.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ImpairmentOfInvestment_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Impairment of Investment</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_ImpairmentOfInvestment_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Impairment of investment.</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_FairValueMeasurementsSensitivityAnalysisDerivativeAssetsFairValueDecrease_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Decrease by 10%</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ClassOfStockDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Class of Stock</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ClassOfStockDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Class of Stock [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant_lbl" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel">Balance at the beginning of the period (in shares)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant_lbl" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel">Balance at the end of the period (in shares)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share-Based Compensation Arrangement by Share-Based Payment Award, Number of Shares Available for Grant</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Period over which remaining unrecognized stock-based compensation expense is recognized</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LongTermInvestmentsAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Long-Term Investments [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccruedProfessionalFeesCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Accrued professional fees and outsourcing fees</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccruedProfessionalFeesCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Accrued Professional Fees, Current</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AllowanceForDoubtfulAccountsReceivableNoncurrent_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Allowance</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AllowanceForDoubtfulAccountsReceivableNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Accounts Receivable, Allowance for Credit Loss, Noncurrent</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetIncomeLossAvailableToCommonStockholdersDilutedAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Numerator:</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetIncomeLossAvailableToCommonStockholdersDilutedAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Net Income (Loss) Available to Common Stockholders, Diluted [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_PercentageOfContractAssetsAndReceivables_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Percentage of contract assets and receivables</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_PercentageOfContractAssetsAndReceivables_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Percentage of contract assets and receivables.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_AffiliatedEntityMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Affiliated Entity [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_AffiliatedEntityMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Affiliated Entity</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_EquitySecuritiesWithoutReadilyDeterminableFairValueCumulativeImpairmentCharges_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Cumulative impairment charges</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_EquitySecuritiesWithoutReadilyDeterminableFairValueCumulativeImpairmentCharges_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Equity Securities Without Readily Determinable Fair Value Cumulative Impairment Charges</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_EquitySecuritiesWithoutReadilyDeterminableFairValueCumulativeImpairmentCharges_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Amount of cumulative impairment charges on investment in equity security without readily determinable fair value.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_EquitySecuritiesWithoutReadilyDeterminableFairValueCumulativeImpairmentCharges_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Cumulative impairment charges</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfStockByClassTable_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule Of Stock By Class [Table]</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ContractualObligationDueInNextTwelveMonths_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Contractual Obligation, to be Paid, Year One</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TransferredAtPointInTimeMember_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">At a Point in Time</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityEmergingGrowthCompany_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Entity Emerging Growth Company</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_EffectiveIncomeTaxRateReconciliationTaxHolidaysApplicableToSubsidiariesAndConsolidatedVIEs_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Effective Income Tax Rate Reconciliation, Tax holidays applicable to subsidiaries and consolidated VIEs</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="lx_EffectiveIncomeTaxRateReconciliationTaxHolidaysApplicableToSubsidiariesAndConsolidatedVIEs_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Tax holidays applicable to subsidiaries and consolidated VIEs</link:label>
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  <xsd:element id="lx_MinimumPercentageOfAfterTaxProfitTransferredToStatutoryReserveFund" name="MinimumPercentageOfAfterTaxProfitTransferredToStatutoryReserveFund" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false"/>
  <xsd:element id="lx_FundingDebtsObligationsWithVariableInterestRateMember" name="FundingDebtsObligationsWithVariableInterestRateMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="lx_DeferredTaxLiabilitiesGuaranteeReceivables" name="DeferredTaxLiabilitiesGuaranteeReceivables" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="lx_CashPaidOnAcquisitionOfSubsidiariesNetOfCashAcquired" name="CashPaidOnAcquisitionOfSubsidiariesNetOfCashAcquired" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="lx_IncomeLossFromSubsidiaries" name="IncomeLossFromSubsidiaries" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="lx_FundingDebtsPolicyPolicyTextBlock" name="FundingDebtsPolicyPolicyTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="lx_FinancingReceivableOriginatedTwoOrMoreYearsBeforeLatestFiscalYear" name="FinancingReceivableOriginatedTwoOrMoreYearsBeforeLatestFiscalYear" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="lx_AppropriationOfNetIncomeToGeneralReserveFundRequiredPercentage" name="AppropriationOfNetIncomeToGeneralReserveFundRequiredPercentage" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="lx_WithholdingTaxOnDividends" name="WithholdingTaxOnDividends" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="lx_LoanFacilitationAndServicingFeesVolumeBasedMember" name="LoanFacilitationAndServicingFeesVolumeBasedMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="lx_SummaryOfEffectAdverseChangesInEstimatedFairValueOfTheLoans" name="SummaryOfEffectAdverseChangesInEstimatedFairValueOfTheLoans" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="lx_PreferentialWithholdingTaxRateOnDividendsForeignInvestedEnterprises" name="PreferentialWithholdingTaxRateOnDividendsForeignInvestedEnterprises" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="lx_GuaranteeCompanyDMember" name="GuaranteeCompanyDMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="lx_ShareIncentivePlan2017Member" name="ShareIncentivePlan2017Member" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="lx_ScheduleOfMajorRelatedPartiesAndTheirRelationshipsTableTextBlock" name="ScheduleOfMajorRelatedPartiesAndTheirRelationshipsTableTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="lx_ExpectedCreditLoss" name="ExpectedCreditLoss" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="lx_EquitySecuritiesFVNIImpairment" name="EquitySecuritiesFVNIImpairment" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="lx_DueToThirdPartySellersCurrent" name="DueToThirdPartySellersCurrent" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="lx_DeferredTaxLiabilitiesWithholdingIncomeTax" name="DeferredTaxLiabilitiesWithholdingIncomeTax" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="lx_TechEmpowermentServiceIncomeMember" name="TechEmpowermentServiceIncomeMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="lx_ScheduleOfContractAssetsAndGuaranteeReceivablesTableTextBlock" name="ScheduleOfContractAssetsAndGuaranteeReceivablesTableTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="lx_CashPaidForLandUseRights" name="CashPaidForLandUseRights" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="lx_DeferredGuaranteeIncome" name="DeferredGuaranteeIncome" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="lx_PaymentsToCashReceiptsOnBehalfOfThird-PartySellers-Net" name="PaymentsToCashReceiptsOnBehalfOfThird-PartySellers-Net" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="lx_ShenzhenQianhaiDingshengDataTechnologyCoLtdMember" name="ShenzhenQianhaiDingshengDataTechnologyCoLtdMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="lx_SignificantRisksAndUncertaintiesPolicyPolicyTextBlock" name="SignificantRisksAndUncertaintiesPolicyPolicyTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="lx_JianAoxinlianInformationConsultingServiceCoLtdMember" name="JianAoxinlianInformationConsultingServiceCoLtdMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="lx_FinancingReceivableCreditQualityIndicatorsByYearOfOriginationTableTextBlock" name="FinancingReceivableCreditQualityIndicatorsByYearOfOriginationTableTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="lx_InventoryWritedownWriteUps" name="InventoryWritedownWriteUps" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="lx_FairValueMeasurementsSensitivityAnalysisDerivativeAssetsFairValueIncrease" name="FairValueMeasurementsSensitivityAnalysisDerivativeAssetsFairValueIncrease" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="lx_ShenzhenLexinSoftwareMember" name="ShenzhenLexinSoftwareMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="lx_ShenzhenLexinFinancingGuaranteeMember" name="ShenzhenLexinFinancingGuaranteeMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="lx_ComprehensiveIncomeLossNetOfTaxAvailableToCommonShareholders" name="ComprehensiveIncomeLossNetOfTaxAvailableToCommonShareholders" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="lx_SubscriptionFeesThirdPartySellersCommissionFeesReferralServiceFeesAndFinancialServicesIncomeMember" name="SubscriptionFeesThirdPartySellersCommissionFeesReferralServiceFeesAndFinancialServicesIncomeMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="lx_ConcentrationRiskNumberOfSuppliersPurchase" name="ConcentrationRiskNumberOfSuppliersPurchase" type="xbrli:integerItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="lx_AppropriationOfNetIncomeToStatutorySurplusFundRequiredPercentage" name="AppropriationOfNetIncomeToStatutorySurplusFundRequiredPercentage" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="lx_ConcentrationOfRiskNumberOfGuaranteeCompany" name="ConcentrationOfRiskNumberOfGuaranteeCompany" type="xbrli:integerItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="lx_EffectiveIncomeTaxRateReconciliationAtFederalEligiblePreferentialIncomeTaxRateFrom2018To2022" name="EffectiveIncomeTaxRateReconciliationAtFederalEligiblePreferentialIncomeTaxRateFrom2018To2022" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="lx_ProvisionForContingentLiabilitiesOfGuarantee" name="ProvisionForContingentLiabilitiesOfGuarantee" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="lx_DeferredTaxAssetsTaxDeferredExpenseAdvertisingExpense" name="DeferredTaxAssetsTaxDeferredExpenseAdvertisingExpense" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="lx_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRateFrom2023To2030" name="EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRateFrom2023To2030" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="lx_ConcentrationOfRiskNumberOfInstitutionalFundingPartners" name="ConcentrationOfRiskNumberOfInstitutionalFundingPartners" type="xbrli:integerItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="lx_EffectiveIncomeTaxRateReconciliationAtFederalPreferentialIncomeTaxRateFrom2023To2025" name="EffectiveIncomeTaxRateReconciliationAtFederalPreferentialIncomeTaxRateFrom2023To2025" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="lx_LoansAtFairValueMember" name="LoansAtFairValueMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="lx_ShenzhenDingshengTechnologyMember" name="ShenzhenDingshengTechnologyMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="lx_IncomeTaxHolidayIncomeTaxBenefitsPerShareDiluted" name="IncomeTaxHolidayIncomeTaxBenefitsPerShareDiluted" type="dtr-types:perShareItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="lx_ContractAssetsAndReceivablesAndGuaranteeReceivablesTableTextBlock" name="ContractAssetsAndReceivablesAndGuaranteeReceivablesTableTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="lx_ServiceFeeFromRelatedParty" name="ServiceFeeFromRelatedParty" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="lx_InvestmentHoldingTable" name="InvestmentHoldingTable" type="xbrli:stringItemType" substitutionGroup="xbrldt:hypercubeItem" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="lx_EffectiveIncomeTaxRateReconciliationAtFederalPreferentialIncomeTaxRateFrom2025To2027" name="EffectiveIncomeTaxRateReconciliationAtFederalPreferentialIncomeTaxRateFrom2025To2027" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="lx_EffectiveIncomeTaxRateReconciliationAtFederalPreferentialIncomeTaxRateFrom2025To2030" name="EffectiveIncomeTaxRateReconciliationAtFederalPreferentialIncomeTaxRateFrom2025To2030" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="lx_DeferredTaxAssetsOperatingLossCarryForwardsExpiresInYearFive" name="DeferredTaxAssetsOperatingLossCarryForwardsExpiresInYearFive" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="lx_ShenzhenDingshengMember" name="ShenzhenDingshengMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="lx_GuaranteeCompanyAMember" name="GuaranteeCompanyAMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="lx_ProvisionForCreditLossesOfFinancingReceivablesMember" name="ProvisionForCreditLossesOfFinancingReceivablesMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="lx_StockConversionBasis" name="StockConversionBasis" type="xbrli:pureItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="lx_ShenzhenQianhaiLixinCommercialFactoringCoLtdMember" name="ShenzhenQianhaiLixinCommercialFactoringCoLtdMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="lx_CollectionServiceFeeRelatedParty" name="CollectionServiceFeeRelatedParty" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="lx_LongTermDebtMaturitiesRepaymentsOfInterestInRollingYearThree" name="LongTermDebtMaturitiesRepaymentsOfInterestInRollingYearThree" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="lx_ContingentGuaranteeLiabilitiesNetCashPayout" name="ContingentGuaranteeLiabilitiesNetCashPayout" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="lx_LoanFacilitationAndServicingFees-CreditOrientedAndPerformanceBasedMember" name="LoanFacilitationAndServicingFees-CreditOrientedAndPerformanceBasedMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="lx_LongTermFundingDebtMember" name="LongTermFundingDebtMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="lx_ConcentrationRiskNumberOfMajorInvestorsFundingCosts" name="ConcentrationRiskNumberOfMajorInvestorsFundingCosts" type="xbrli:integerItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="lx_WithholdingIncomeTaxRateForDividendPaidToForeignTaxResidentInvestors" name="WithholdingIncomeTaxRateForDividendPaidToForeignTaxResidentInvestors" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="lx_DebtInstrumentTermExtension" name="DebtInstrumentTermExtension" type="xbrli:durationItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="lx_FundingDebtsObligationsToIndividualInvestorsMember" name="FundingDebtsObligationsToIndividualInvestorsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="lx_ShenzhenLexinSoftwareTechnologyCo.LtdMember" name="ShenzhenLexinSoftwareTechnologyCo.LtdMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="lx_TransferOfShemxhenLexinFinancingGuaranteeCoLtdFromVieToSubsidiary" name="TransferOfShemxhenLexinFinancingGuaranteeCoLtdFromVieToSubsidiary" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="lx_InstitutionalFundingPartnerAMember" name="InstitutionalFundingPartnerAMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="lx_InterGroupMember" name="InterGroupMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="lx_FundingDebtsObligationsToOtherFundingPartnersMember" name="FundingDebtsObligationsToOtherFundingPartnersMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="lx_ShenzhenFenquileTradingMember" name="ShenzhenFenquileTradingMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="lx_InventorySupplierEMember" name="InventorySupplierEMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="lx_NonEmployeeMember" name="NonEmployeeMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="lx_LoanSevenMaturesOnFebruary72019Member" name="LoanSevenMaturesOnFebruary72019Member" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="lx_ConcentrationRiskForeignCurrencyRiskCashAndCashEquivalentsAndRestrictedCashAndCashEquivalents" name="ConcentrationRiskForeignCurrencyRiskCashAndCashEquivalentsAndRestrictedCashAndCashEquivalents" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="lx_PRCSubsidiariesTwoMember" name="PRCSubsidiariesTwoMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="lx_StraightLineBasisAmortizedOverLandUseRightPeriod" name="StraightLineBasisAmortizedOverLandUseRightPeriod" type="xbrli:durationItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="lx_PersonalInstallmentLoansMember" name="PersonalInstallmentLoansMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="lx_PrepaymentOfShareSubscriptionToRelatedParties" name="PrepaymentOfShareSubscriptionToRelatedParties" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="lx_PurchaseObligationDueAfterFourYear" name="PurchaseObligationDueAfterFourYear" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="lx_LPTechnologyHoldingsLimitedMember" name="LPTechnologyHoldingsLimitedMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="lx_PropertyEquipmentAndSoftwareMember" name="PropertyEquipmentAndSoftwareMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="lx_IncreaseDecreaseInContingentGuaranteeLiabilities" name="IncreaseDecreaseInContingentGuaranteeLiabilities" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="lx_EffectiveIncomeTaxRateReconciliationAtFederalPreferentialIncomeTaxRate" name="EffectiveIncomeTaxRateReconciliationAtFederalPreferentialIncomeTaxRate" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="lx_CommitmentForConstructionMember" name="CommitmentForConstructionMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="lx_EarningsPerShareTable" name="EarningsPerShareTable" type="xbrli:stringItemType" substitutionGroup="xbrldt:hypercubeItem" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="lx_LongTermDebtMaturitiesRepaymentsOfPrincipalAndInterestInRollingYearTwo" name="LongTermDebtMaturitiesRepaymentsOfPrincipalAndInterestInRollingYearTwo" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="lx_CashCouponAndRepaymentCouponExpense" name="CashCouponAndRepaymentCouponExpense" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="lx_CashReceiptsOnBehalfOfPaymentsToThirdPartySellersNet" name="CashReceiptsOnBehalfOfPaymentsToThirdPartySellersNet" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="lx_ReleaseOfDeferredGuaranteeIncome" name="ReleaseOfDeferredGuaranteeIncome" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="lx_ScheduleOfPrepaymentOfShareSubscriptionToRelatedPartiesTableTextBlock" name="ScheduleOfPrepaymentOfShareSubscriptionToRelatedPartiesTableTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="lx_InstallmentPurchaseLoansAndPersonalInstallmentLoansOriginalTerm" name="InstallmentPurchaseLoansAndPersonalInstallmentLoansOriginalTerm" type="xbrli:durationItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="lx_DeferredTaxAssetsValuationAllowanceReversals" name="DeferredTaxAssetsValuationAllowanceReversals" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="lx_Longtermdebtmaturitiesrepaymentsofinterestinrollingyearfour" name="Longtermdebtmaturitiesrepaymentsofinterestinrollingyearfour" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="lx_CashAndCashEquivalentsRestrictedCashAndRestrictedTimeDepositsMember" name="CashAndCashEquivalentsRestrictedCashAndRestrictedTimeDepositsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="lx_AppropriationToStatutoryReserves" name="AppropriationToStatutoryReserves" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="lx_FinancingReceivableGrossCarryingAmountDueInYearThree" name="FinancingReceivableGrossCarryingAmountDueInYearThree" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="lx_IncomeTaxesLineItems" name="IncomeTaxesLineItems" type="xbrli:stringItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="lx_ShenzhenLexinInformationMember" name="ShenzhenLexinInformationMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="lx_EffectiveIncomeTaxRateReconciliationAtFederalPreferentialIncomeTaxRateFrom2023To2030" name="EffectiveIncomeTaxRateReconciliationAtFederalPreferentialIncomeTaxRateFrom2023To2030" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="lx_MinimumPercentageOfAfterTaxProfitTransferredToGeneralReserveFund" name="MinimumPercentageOfAfterTaxProfitTransferredToGeneralReserveFund" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false"/>
  <xsd:element id="lx_AssessableProfitsForTaxPurposes" name="AssessableProfitsForTaxPurposes" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="lx_LongTermDebtMaturitiesRepaymentsOfInterestInNextRollingTwelveMonths" name="LongTermDebtMaturitiesRepaymentsOfInterestInNextRollingTwelveMonths" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="lx_StaffAdvances" name="StaffAdvances" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="lx_PercentageOfContractAssetsAndGuaranteeReceivables" name="PercentageOfContractAssetsAndGuaranteeReceivables" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false"/>
  <xsd:element id="lx_InventorySupplierDMember" name="InventorySupplierDMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="lx_DeferredTaxAssetsOperatingLossCarryForwardsExpiresInYearThree" name="DeferredTaxAssetsOperatingLossCarryForwardsExpiresInYearThree" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="lx_ProceedsFromFundsByRelatedParties" name="ProceedsFromFundsByRelatedParties" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="lx_AmericanDepositaryShareMember" name="AmericanDepositaryShareMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="lx_RestrictedTimeDepositsPolicyPolicyTextBlock" name="RestrictedTimeDepositsPolicyPolicyTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="lx_BeihaiDulinInformationTechnologyCoLtdMember" name="BeihaiDulinInformationTechnologyCoLtdMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="lx_EffectiveIncomeTaxRateReconciliationChangesInUnrecognizedTaxBenefits" name="EffectiveIncomeTaxRateReconciliationChangesInUnrecognizedTaxBenefits" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="lx_AccountPayableMember" name="AccountPayableMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="lx_AmortizationOfRightOfUseAssetsAndInterestOfLeaseLiabilities" name="AmortizationOfRightOfUseAssetsAndInterestOfLeaseLiabilities" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="lx_WithholdingIncomeTaxRateForPercentageOfAnnualProfits" name="WithholdingIncomeTaxRateForPercentageOfAnnualProfits" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="lx_ConvenienceTranslationPolicyPolicyTextBlock" name="ConvenienceTranslationPolicyPolicyTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="lx_JiMicrocreditMember" name="JiMicrocreditMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="lx_MembershipServicesMember" name="MembershipServicesMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="lx_CashPaidForTechnicalServiceFees" name="CashPaidForTechnicalServiceFees" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="lx_EffectiveIncomeTaxRateReconciliationAtFederalPreferentialIncomeTaxRateFrom2018To2022" name="EffectiveIncomeTaxRateReconciliationAtFederalPreferentialIncomeTaxRateFrom2018To2022" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="lx_InstallmentHongKongInvestmentLimitedMember" name="InstallmentHongKongInvestmentLimitedMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="lx_EffectiveIncomeTaxRateReconciliationAtFederalPreferentialIncomeTaxRateFrom2022To2027" name="EffectiveIncomeTaxRateReconciliationAtFederalPreferentialIncomeTaxRateFrom2022To2027" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="lx_ShortTermDebtMaturitiesRepaymentsOfPrincipalInNextRollingTwelveMonths" name="ShortTermDebtMaturitiesRepaymentsOfPrincipalInNextRollingTwelveMonths" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="lx_ShareBasedCompensationArrangementByShareBasedPaymentAwardSharesAvailableForIssuanceRollForward" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardSharesAvailableForIssuanceRollForward" type="xbrli:stringItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="lx_DeferredTaxAssetsOperatingLossCarryForwardsExpiresInYearOne" name="DeferredTaxAssetsOperatingLossCarryForwardsExpiresInYearOne" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="lx_RevenueFromSubscriptionServicesMember" name="RevenueFromSubscriptionServicesMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="lx_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetsCollectionOfLoans" name="FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetsCollectionOfLoans" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="lx_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputSensitivityTableTextBlock" name="FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputSensitivityTableTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="lx_CollectionOfLoansAtFairValue" name="CollectionOfLoansAtFairValue" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="lx_SignificantAccountingPoliciesLineItems" name="SignificantAccountingPoliciesLineItems" type="xbrli:stringItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="lx_InventorySupplierCMember" name="InventorySupplierCMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="lx_CommitmentAndContingenciesTable" name="CommitmentAndContingenciesTable" type="xbrli:stringItemType" substitutionGroup="xbrldt:hypercubeItem" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="lx_ShenzhenDingshengComputerTechnologyCo.LtdMember" name="ShenzhenDingshengComputerTechnologyCo.LtdMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="lx_NumberOfIncentiveCoupons" name="NumberOfIncentiveCoupons" type="xbrli:integerItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="lx_IncreaseDecreaseInDepositToInsuranceCompaniesAndGuaranteeCompanies" name="IncreaseDecreaseInDepositToInsuranceCompaniesAndGuaranteeCompanies" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="lx_BeihaiAuroraAndBeihaiLexinMember" name="BeihaiAuroraAndBeihaiLexinMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="lx_FinancingReceivableGrossCarryingAmountDueInNextTwelveMonths" name="FinancingReceivableGrossCarryingAmountDueInNextTwelveMonths" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="lx_ThirdPartyMember" name="ThirdPartyMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="lx_NumberOfVotingRightsEntitledPerShare" name="NumberOfVotingRightsEntitledPerShare" type="xbrli:integerItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="lx_EquitySecuritiesWithoutReadilyDeterminableFairValueCumulativeImpairmentCharges" name="EquitySecuritiesWithoutReadilyDeterminableFairValueCumulativeImpairmentCharges" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="lx_TwoEmployeesMember" name="TwoEmployeesMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="lx_ProvisionForCreditLossesOfFinancingReceivables" name="ProvisionForCreditLossesOfFinancingReceivables" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="lx_InventorySupplierFMember" name="InventorySupplierFMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="lx_InventorySupplierAMember" name="InventorySupplierAMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="lx_EffectiveIncomeTaxRateReconciliationAtFederalPreferentialIncomeTaxRateFrom2023To2028" name="EffectiveIncomeTaxRateReconciliationAtFederalPreferentialIncomeTaxRateFrom2023To2028" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="lx_ScheduleOfAccrualsAndOtherCurrentLiabilitiesTableTextBlock" name="ScheduleOfAccrualsAndOtherCurrentLiabilitiesTableTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="lx_EquitySecuritiesFVNIAddition" name="EquitySecuritiesFVNIAddition" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="lx_GuaranteeReceivablesAllowanceForCreditLossesNoncurrent" name="GuaranteeReceivablesAllowanceForCreditLossesNoncurrent" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="lx_OnlineDirectSalesAndServicesIncomeMember" name="OnlineDirectSalesAndServicesIncomeMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="lx_GuaranteeCompanyEMember" name="GuaranteeCompanyEMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="lx_StatutoryReservesPolicyPolicyTextBlock" name="StatutoryReservesPolicyPolicyTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="lx_RegisteredCapitalsAndPrcStatutoryReserves" name="RegisteredCapitalsAndPrcStatutoryReserves" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="lx_InventorySupplierMember" name="InventorySupplierMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="lx_InvestmentProgramManagementServiceFeesCreditOrientedMember" name="InvestmentProgramManagementServiceFeesCreditOrientedMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="lx_LoanFacilitationAndServicingFeesMember" name="LoanFacilitationAndServicingFeesMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="lx_EffectiveIncomeTaxRateReconciliationAtFederalPreferentialIncomeTaxRateFrom2021To2025" name="EffectiveIncomeTaxRateReconciliationAtFederalPreferentialIncomeTaxRateFrom2021To2025" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="lx_EarningsPerShareLineItems" name="EarningsPerShareLineItems" type="xbrli:stringItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="lx_ProceedsFromWithdrawalOfRestrictedTermDepositsAndShortTermInvestments" name="ProceedsFromWithdrawalOfRestrictedTermDepositsAndShortTermInvestments" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="lx_RevenueFromThirdPartiesMember" name="RevenueFromThirdPartiesMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="lx_IncomeLossFromSubsidiariesAndVariableInterestEntities" name="IncomeLossFromSubsidiariesAndVariableInterestEntities" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="lx_ScheduleOfOperatingRevenueWithinScopeOfAsc606DisaggregatedByRevenueTimingTableTextBlock" name="ScheduleOfOperatingRevenueWithinScopeOfAsc606DisaggregatedByRevenueTimingTableTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="lx_ContingentGuaranteeLiabilitiesCurrent" name="ContingentGuaranteeLiabilitiesCurrent" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="lx_BorrowersAge" name="BorrowersAge" type="xbrli:durationItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="lx_RevenueFromIntraGroupMember" name="RevenueFromIntraGroupMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="lx_PaymentsForRepurchaseOfTreasuryStock" name="PaymentsForRepurchaseOfTreasuryStock" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="lx_ProceedsFromIssuanceInitialPublicOfferingNet" name="ProceedsFromIssuanceInitialPublicOfferingNet" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="lx_InventorySupplierBMember" name="InventorySupplierBMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="lx_LongTermDebtMaturitiesRepaymentsOfPrincipalAndInterestInNextRollingTwelveMonths" name="LongTermDebtMaturitiesRepaymentsOfPrincipalAndInterestInNextRollingTwelveMonths" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="lx_PlatformBasedServicesIncomeMember" name="PlatformBasedServicesIncomeMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="lx_OtherAssetsPolicyPolicyTextBlock" name="OtherAssetsPolicyPolicyTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="lx_DeferredTaxAssetsContingentGuaranteeLiabilities" name="DeferredTaxAssetsContingentGuaranteeLiabilities" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="lx_AccruedInterestReceivableAllowanceForCreditLossesCurrent" name="AccruedInterestReceivableAllowanceForCreditLossesCurrent" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="lx_ChangeInFairValueOfFinancialGuaranteeDerivativeAndLoanAtFairValue" name="ChangeInFairValueOfFinancialGuaranteeDerivativeAndLoanAtFairValue" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="lx_OperationAndComplianceRiskMember" name="OperationAndComplianceRiskMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="lx_GuaranteeReceivablesAndLiabilitiesPolicyPolicyTextBlock" name="GuaranteeReceivablesAndLiabilitiesPolicyPolicyTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="lx_EmployeesDirectorsAndNonEmployeesDirectorsMember" name="EmployeesDirectorsAndNonEmployeesDirectorsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="lx_PaymentsForPlacementOfRestrictedTermDepositsAndShortTermInvestments" name="PaymentsForPlacementOfRestrictedTermDepositsAndShortTermInvestments" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="lx_BeijingLejiaxinNetworkTechnologyCoLtdMember" name="BeijingLejiaxinNetworkTechnologyCoLtdMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="lx_CreditFacilitationServiceIncomeMember" name="CreditFacilitationServiceIncomeMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="lx_ExternalPartyMember" name="ExternalPartyMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="lx_CriteriaForAppropriationToGeneralReserveFundMaximumThresholdAsPercentageOfRegisteredCapital" name="CriteriaForAppropriationToGeneralReserveFundMaximumThresholdAsPercentageOfRegisteredCapital" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false"/>
  <xsd:element id="lx_TransferOfEquityShares" name="TransferOfEquityShares" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false"/>
  <xsd:element id="lx_IncomeTaxDisclosureTable" name="IncomeTaxDisclosureTable" type="xbrli:stringItemType" substitutionGroup="xbrldt:hypercubeItem" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="lx_HeldToMaturitySecuritiesDebtMaturitiesTerm" name="HeldToMaturitySecuritiesDebtMaturitiesTerm" type="xbrli:gYearMonthItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="lx_PercentageOfContractAssetsAndReceivables" name="PercentageOfContractAssetsAndReceivables" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false"/>
  <xsd:element id="lx_ProceedsFromSaleOfLoansReceivablesAndFinanceReceivables" name="ProceedsFromSaleOfLoansReceivablesAndFinanceReceivables" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="lx_ProvisionForFinancingAndInterestReceivables" name="ProvisionForFinancingAndInterestReceivables" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="lx_CommonStockTextBlock" name="CommonStockTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="lx_StatutoryReservesAndRestrictedNetAssetsAbstract" name="StatutoryReservesAndRestrictedNetAssetsAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="lx_LoanFacilitationAndServicingFeesPerformanceBasedMember" name="LoanFacilitationAndServicingFeesPerformanceBasedMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="lx_BeihaiSuperEggECommerceCoLtdMember" name="BeihaiSuperEggECommerceCoLtdMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="lx_LandUseRightsNetPolicyTextBlock" name="LandUseRightsNetPolicyTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="lx_ProvisionForContractAssets" name="ProvisionForContractAssets" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="lx_WithholdingTaxRateOnDividendsForeignInvestedEnterprisesToForeignHoldingCompanies" name="WithholdingTaxRateOnDividendsForeignInvestedEnterprisesToForeignHoldingCompanies" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="lx_FairValueOfInvestmentValueToNetAssetMultiple" name="FairValueOfInvestmentValueToNetAssetMultiple" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="lx_LoanFacilitationAndMatchingServiceFeePerformanceBasedMember" name="LoanFacilitationAndMatchingServiceFeePerformanceBasedMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="lx_ShenzhenXinjieInvestmentCo.LtdMember" name="ShenzhenXinjieInvestmentCo.LtdMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="lx_RestrictedTermDepositAndShortTermInvestmentsPolicyPolicyTextBlock" name="RestrictedTermDepositAndShortTermInvestmentsPolicyPolicyTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="lx_CashReceivedForProvisionOfGoodsAndServices" name="CashReceivedForProvisionOfGoodsAndServices" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="lx_BeihaiAuroraTechnologyCoLtdMember" name="BeihaiAuroraTechnologyCoLtdMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="lx_DeferredTaxLiabilitiesContractAssetsAndServiceFeesReceivable" name="DeferredTaxLiabilitiesContractAssetsAndServiceFeesReceivable" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="lx_LoanFacilitationAndServicingFeesCreditOrientedMember" name="LoanFacilitationAndServicingFeesCreditOrientedMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="lx_EquitySecuritiesFVNIDisposal" name="EquitySecuritiesFVNIDisposal" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="lx_GuaranteeLiabilityWeightedAverageCumulativeDefaultRates" name="GuaranteeLiabilityWeightedAverageCumulativeDefaultRates" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="lx_SummaryOfObligationsAssociatedWithContingentGuaranteeLiabilitiesTableTextBlock" name="SummaryOfObligationsAssociatedWithContingentGuaranteeLiabilitiesTableTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="lx_LongTermDebtMaturitiesRepaymentsOfInterestInRollingYearTwo" name="LongTermDebtMaturitiesRepaymentsOfInterestInRollingYearTwo" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="lx_InsuranceCompanyBMember" name="InsuranceCompanyBMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="lx_RentalDepositsAndOtherAssetsCurrent" name="RentalDepositsAndOtherAssetsCurrent" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="lx_GuaranteeReceivableMember" name="GuaranteeReceivableMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="lx_LoanFacilitationAndMatchingServiceFeeCreditOrientedMember" name="LoanFacilitationAndMatchingServiceFeeCreditOrientedMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="lx_InterGroupAndOthersMember" name="InterGroupAndOthersMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="lx_GanjiangNewAreaMengtianFinancingGuaranteeCoLtdMember" name="GanjiangNewAreaMengtianFinancingGuaranteeCoLtdMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="lx_ConvertibleDebtTextBlock" name="ConvertibleDebtTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="lx_AccruedWithholdingTaxLiabilities" name="AccruedWithholdingTaxLiabilities" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="lx_EffectiveIncomeTaxRateReconciliationAtFederalPreferentialIncomeTaxRateFrom2022To2024" name="EffectiveIncomeTaxRateReconciliationAtFederalPreferentialIncomeTaxRateFrom2022To2024" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="lx_LongTermDebtMaturitiesRepaymentsOfPrincipalAndInterestInRollingYearThree" name="LongTermDebtMaturitiesRepaymentsOfPrincipalAndInterestInRollingYearThree" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="lx_InstitutionalFundingPartnerCMember" name="InstitutionalFundingPartnerCMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="lx_LongTermDebtMaturitiesRepaymentsOfPrincipalAndInterestInRollingYearFour" name="LongTermDebtMaturitiesRepaymentsOfPrincipalAndInterestInRollingYearFour" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="lx_ScheduleOfDueFromRelatedPartiesTableTextBlock" name="ScheduleOfDueFromRelatedPartiesTableTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="lx_StatutoryReservesAndRestrictedNetAssetsTextBlock" name="StatutoryReservesAndRestrictedNetAssetsTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="lx_OtherAssetsAllowanceForCreditLossNoncurrent" name="OtherAssetsAllowanceForCreditLossNoncurrent" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="lx_PaymentsToCashReceiptsOnBehalfOfThird-Parties" name="PaymentsToCashReceiptsOnBehalfOfThird-Parties" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="lx_ScheduleOfDueToRelatedPartiesTableTextBlock" name="ScheduleOfDueToRelatedPartiesTableTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="lx_InstitutionalFundingPartnerBMember" name="InstitutionalFundingPartnerBMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="lx_IncreaseDecreaseInAccountsPayableCurrent" name="IncreaseDecreaseInAccountsPayableCurrent" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="lx_InstallmentPurchaseLoansMember" name="InstallmentPurchaseLoansMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="lx_ImpairmentOfInvestment" name="ImpairmentOfInvestment" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="lx_LesseeOperatingLeaseLiabilityToBePaidYearThreeAndThereafter" name="LesseeOperatingLeaseLiabilityToBePaidYearThreeAndThereafter" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="lx_ChairmanOfTheBoardOfDirectorsAndChiefExecutiveOfficerMember" name="ChairmanOfTheBoardOfDirectorsAndChiefExecutiveOfficerMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="lx_FinancingReceivableWeightedAverageInterestRate" name="FinancingReceivableWeightedAverageInterestRate" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="lx_StockIssuedDuringPeriodSharesStockOptionsExercisedAndVested" name="StockIssuedDuringPeriodSharesStockOptionsExercisedAndVested" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="lx_FairValueOfTheLoansWeightedAverageExpectedFutureRecoveryRates" name="FairValueOfTheLoansWeightedAverageExpectedFutureRecoveryRates" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="lx_DeferredTaxAssetsValuationAllowanceAdditions" name="DeferredTaxAssetsValuationAllowanceAdditions" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="lx_PostOriginationServiceFeesPerformanceBasedMember" name="PostOriginationServiceFeesPerformanceBasedMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="lx_ProcessingAndServicingCostsPolicyPolicyTextBlock" name="ProcessingAndServicingCostsPolicyPolicyTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="lx_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRateFrom2018To2022" name="EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRateFrom2018To2022" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="lx_FairValueOfLongTermInvestment" name="FairValueOfLongTermInvestment" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="lx_ProcessingAndServicingCost" name="ProcessingAndServicingCost" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="lx_ShareBasedCompensationArrangementByShareBasedPaymentAwardAnnualIncreasePercentageOnNumberOfSharesIssuedAndOutstanding" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardAnnualIncreasePercentageOnNumberOfSharesIssuedAndOutstanding" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="lx_HypotheticalChangesInFairValueOfLoansAtFairValueExpectedFutureRecoveryIncrease" name="HypotheticalChangesInFairValueOfLoansAtFairValueExpectedFutureRecoveryIncrease" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="lx_PlatformBasedServicesIncomeMembershipServicesMember" name="PlatformBasedServicesIncomeMembershipServicesMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="lx_GuaranteeCompanyBMember" name="GuaranteeCompanyBMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="lx_GeneralAndAdministrativeExpensesPolicyPolicyTextBlock" name="GeneralAndAdministrativeExpensesPolicyPolicyTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="lx_LongTermDebtMaturitiesRepaymentsOfInterestInYearTwo" name="LongTermDebtMaturitiesRepaymentsOfInterestInYearTwo" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="lx_OnAndOffBalanceSheetCreditExposurePolicyPolicyTextBlock" name="OnAndOffBalanceSheetCreditExposurePolicyPolicyTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="lx_InterestAndFinancialServicesIncomeAndOtherRevenuesMember" name="InterestAndFinancialServicesIncomeAndOtherRevenuesMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="lx_PlatformBasedServicesIncomeOtherServicesMember" name="PlatformBasedServicesIncomeOtherServicesMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="lx_ContingentGuaranteeLiabilities" name="ContingentGuaranteeLiabilities" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="lx_DeferredTaxLiabilitiesProvisionForCreditLosses" name="DeferredTaxLiabilitiesProvisionForCreditLosses" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="lx_GuaranteeReceivablesAllowanceForCreditLossesCurrent" name="GuaranteeReceivablesAllowanceForCreditLossesCurrent" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="lx_SignificantAccountingPoliciesTable" name="SignificantAccountingPoliciesTable" type="xbrli:stringItemType" substitutionGroup="xbrldt:hypercubeItem" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="lx_FairValueMeasurementsSensitivityAnalysisDerivativeLiabilitiesFairValueDecrease" name="FairValueMeasurementsSensitivityAnalysisDerivativeLiabilitiesFairValueDecrease" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="lx_HypotheticalChangesInFairValueOfLoansAtFairValueExpectedFutureRecoveryDecrease" name="HypotheticalChangesInFairValueOfLoansAtFairValueExpectedFutureRecoveryDecrease" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="lx_StatutoryReserveLevelThresholdForMandatoryTransferPercentage" name="StatutoryReserveLevelThresholdForMandatoryTransferPercentage" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="lx_PurchasesMember" name="PurchasesMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="lx_PRCSubsidiariesOneMember" name="PRCSubsidiariesOneMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="lx_ApplicationOfCECLMethodologyOnCertainOffBalanceSheetCreditExposuresMember" name="ApplicationOfCECLMethodologyOnCertainOffBalanceSheetCreditExposuresMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="lx_ShenzhenFenqileNetworkTechnologyCo.LtdMember" name="ShenzhenFenqileNetworkTechnologyCo.LtdMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="lx_EffectiveIncomeTaxRateReconciliationWithholdingIncomeTax" name="EffectiveIncomeTaxRateReconciliationWithholdingIncomeTax" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="lx_InvestmentsInLoansAtFairValue" name="InvestmentsInLoansAtFairValue" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="lx_DeferredTaxAssetDeferredGuaranteeIncomeAndOtherAccruedExpenses" name="DeferredTaxAssetDeferredGuaranteeIncomeAndOtherAccruedExpenses" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="lx_ProvisionForContingentGuaranteeLiabilities" name="ProvisionForContingentGuaranteeLiabilities" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="lx_ValueAddedTaxRate" name="ValueAddedTaxRate" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="lx_DeferredTaxAssetsOperatingLossCarryForwardsExpiresInYearTwo" name="DeferredTaxAssetsOperatingLossCarryForwardsExpiresInYearTwo" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="lx_IncreaseDecreaseInGuaranteeReceivables" name="IncreaseDecreaseInGuaranteeReceivables" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="lx_ScheduleOfEstimatedUsefulLifeOfPropertyEquipmentAndSoftwareTableTextBlock" name="ScheduleOfEstimatedUsefulLifeOfPropertyEquipmentAndSoftwareTableTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="lx_FairValueMeasurementsSensitivityAnalysisDerivativeLiabilitiesFairValueIncrease" name="FairValueMeasurementsSensitivityAnalysisDerivativeLiabilitiesFairValueIncrease" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="lx_SummaryOfObligationsAssociatedWithGuaranteeLiabilitiesTableTextBlock" name="SummaryOfObligationsAssociatedWithGuaranteeLiabilitiesTableTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="lx_EffectiveIncomeTaxRateReconciliationAtFederalPreferentialIncomeTaxRateFrom2023To2027" name="EffectiveIncomeTaxRateReconciliationAtFederalPreferentialIncomeTaxRateFrom2023To2027" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="lx_InstallmentECommercePlatformServiceMember" name="InstallmentECommercePlatformServiceMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="lx_PrepaymentsAndOtherCurrentAssetsDisclosureTextBlock" name="PrepaymentsAndOtherCurrentAssetsDisclosureTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="lx_BeihaiAuroraAndBeihaiTuringMember" name="BeihaiAuroraAndBeihaiTuringMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="lx_InstallmentECommercePlatformServiceIncomeMember" name="InstallmentECommercePlatformServiceIncomeMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="lx_TransferredAtPointInTimeOrOvertimeMember" name="TransferredAtPointInTimeOrOvertimeMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="lx_SummaryOfMovementOfCarryingValueOfEquityInvestmentsAccountedUsingMeasurementAlternative" name="SummaryOfMovementOfCarryingValueOfEquityInvestmentsAccountedUsingMeasurementAlternative" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="lx_DeferredTaxAssetsInvestmentRelatedLoss" name="DeferredTaxAssetsInvestmentRelatedLoss" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="lx_HypotheticalChangesInFairValueOfInvestmentIncrease" name="HypotheticalChangesInFairValueOfInvestmentIncrease" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="lx_EffectiveIncomeTaxRateReconciliationAtFederalPreferentialIncomeTaxRateFrom2024To2030" name="EffectiveIncomeTaxRateReconciliationAtFederalPreferentialIncomeTaxRateFrom2024To2030" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="lx_MeasurementInputExpectedFutureRecoveryRateMember" name="MeasurementInputExpectedFutureRecoveryRateMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="lx_CreditOrientedServicesIncomeMember" name="CreditOrientedServicesIncomeMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="lx_CommissionFeeRelatedParty" name="CommissionFeeRelatedParty" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="lx_BeihaiLexinInformationTechnologyCoLtdMember" name="BeihaiLexinInformationTechnologyCoLtdMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="lx_SubscriptionFeesThirdPartySellersCommissionFeesAndFinancialServicesIncomeMember" name="SubscriptionFeesThirdPartySellersCommissionFeesAndFinancialServicesIncomeMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="lx_SharesDeemedIssuedNotOutstanding" name="SharesDeemedIssuedNotOutstanding" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false"/>
  <xsd:element id="lx_PercentageOfAnnualProfitsToBeDistributed" name="PercentageOfAnnualProfitsToBeDistributed" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="lx_ProceedsFromSaleMaturityAndCollectionOfLongTermInvestmentsNet" name="ProceedsFromSaleMaturityAndCollectionOfLongTermInvestmentsNet" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="lx_CommitmentAndContingenciesLineItems" name="CommitmentAndContingenciesLineItems" type="xbrli:stringItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="lx_AccountingStandardsUpdateTwoThousandFourteenZeroNineMember" name="AccountingStandardsUpdateTwoThousandFourteenZeroNineMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
</xsd:schema>
