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  <xsd:element id="caty_CommitmentsToExtendNotionalAmount" name="CommitmentsToExtendNotionalAmount" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant"/>
  <xsd:element id="caty_CommitmentsToFundAdjustableRateLoans" name="CommitmentsToFundAdjustableRateLoans" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant"/>
  <xsd:element id="caty_CommitmentsToFundFixedRateLoans" name="CommitmentsToFundFixedRateLoans" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant"/>
  <xsd:element abstract="true" id="caty_CommonStockOutstandingMember" name="CommonStockOutstandingMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element id="caty_DerivativeOutstandingNotionalAmount" name="DerivativeOutstandingNotionalAmount" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:periodType="instant"/>
  <xsd:element id="caty_DividendIncomeFromFederalHomeLoanBankStock" name="DividendIncomeFromFederalHomeLoanBankStock" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="caty_DocumentAndEntityInformation" name="DocumentAndEntityInformation" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="caty_EquityLinesPortfolioSegmentMember" name="EquityLinesPortfolioSegmentMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element id="caty_EstimatedSalesCostAppliedToCollateral" name="EstimatedSalesCostAppliedToCollateral" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:percentItemType" xbrli:periodType="instant"/>
  <xsd:element abstract="true" id="caty_FederalHomeLoanBankSecuritiesMember" name="FederalHomeLoanBankSecuritiesMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="caty_FederalReserveBanksDiscountWindowMember" name="FederalReserveBanksDiscountWindowMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="caty_FeesAndServicesChargesOnDepositAccountMember" name="FeesAndServicesChargesOnDepositAccountMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="caty_FinancialAsset30To89DaysPastDueMember" name="FinancialAsset30To89DaysPastDueMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element id="caty_FinancingReceivableModifiedAmortizedCostTableTextBlock" name="FinancingReceivableModifiedAmortizedCostTableTextBlock" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:textBlockItemType" xbrli:periodType="duration"/>
  <xsd:element id="caty_FinancingReceivableModifiedPerformanceTableTextBlock" name="FinancingReceivableModifiedPerformanceTableTextBlock" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:textBlockItemType" xbrli:periodType="duration"/>
  <xsd:element id="caty_FinancingReceivableModifiedWeightedAveragePaymentDeferralFromModification" name="FinancingReceivableModifiedWeightedAveragePaymentDeferralFromModification" nillable="true" substitutionGroup="xbrli:item" type="xbrli:durationItemType" xbrli:periodType="duration"/>
  <xsd:element id="caty_FinancingReceivableNonaccrualAllowance" name="FinancingReceivableNonaccrualAllowance" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant"/>
  <xsd:element id="caty_FinancingReceivableNonaccrualAverageRecordedInvestment" name="FinancingReceivableNonaccrualAverageRecordedInvestment" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration"/>
  <xsd:element id="caty_FinancingReceivableNonaccrualNoAllowanceUnpaidPrincipalBalance" name="FinancingReceivableNonaccrualNoAllowanceUnpaidPrincipalBalance" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant"/>
  <xsd:element id="caty_FinancingReceivableNonaccrualUnpaidPrincipalBalance" name="FinancingReceivableNonaccrualUnpaidPrincipalBalance" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant"/>
  <xsd:element id="caty_FinancingReceivableNonaccrualWithAllowance" name="FinancingReceivableNonaccrualWithAllowance" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant"/>
  <xsd:element id="caty_FinancingReceivableNonaccrualWithAllowanceUnpaidPrincipalBalance" name="FinancingReceivableNonaccrualWithAllowanceUnpaidPrincipalBalance" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant"/>
  <xsd:element id="caty_FinitelivedIntangibleAssetsAccumulatedImpairment" name="FinitelivedIntangibleAssetsAccumulatedImpairment" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant"/>
  <xsd:element id="caty_ForeclosedRealEstateExpenseIncome" name="ForeclosedRealEstateExpenseIncome" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration"/>
  <xsd:element id="caty_ForeignCurrencyContractAssetFairValueLossDisclosure" name="ForeignCurrencyContractAssetFairValueLossDisclosure" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant"/>
  <xsd:element id="caty_ForeignExchangeContractAssetFairValueGainDisclosure" name="ForeignExchangeContractAssetFairValueGainDisclosure" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant"/>
  <xsd:element abstract="true" id="caty_HigheryieldingSecuritiesMember" name="HigheryieldingSecuritiesMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="caty_ImpairedLoansMember" name="ImpairedLoansMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element id="caty_ImpairmentOnInvestmentSecurities" name="ImpairmentOnInvestmentSecurities" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="caty_InstallmentAndOtherLoansMember" name="InstallmentAndOtherLoansMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element id="caty_InvestmentsInAffordableHousingAndAlternativeEnergyPartnerships" name="InvestmentsInAffordableHousingAndAlternativeEnergyPartnerships" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant"/>
  <xsd:element abstract="true" id="caty_InvestmentsInVentureCapitalMember" name="InvestmentsInVentureCapitalMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element id="caty_LetterOfCreditCommissions" name="LetterOfCreditCommissions" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration"/>
  <xsd:element id="caty_LoanHeldForInvestmentByLoanPortfolioSegmentsInternalRiskRatingsAndVintageYearTableTextBlock" name="LoanHeldForInvestmentByLoanPortfolioSegmentsInternalRiskRatingsAndVintageYearTableTextBlock" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:textBlockItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="caty_LoansReceivableWithPartialTermHedgingDesignationMember" name="LoansReceivableWithPartialTermHedgingDesignationMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="caty_MutualFundsMember" name="MutualFundsMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element id="caty_NetChangeInUnrealizedHoldingLossGainOnSecuritiesAvailableForSaleNetOfTax" name="NetChangeInUnrealizedHoldingLossGainOnSecuritiesAvailableForSaleNetOfTax" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration"/>
  <xsd:element id="caty_NetIncreaseInInvestmentInAffordableHousingInvestingAndAlternativeEnergyPartnerships" name="NetIncreaseInInvestmentInAffordableHousingInvestingAndAlternativeEnergyPartnerships" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration"/>
  <xsd:element id="caty_NoninteresIncomeLossNotInscope" name="NoninteresIncomeLossNotInscope" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="caty_NorthernCaliforniaMember" name="NorthernCaliforniaMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="caty_NoteToFinancialStatementDetailsTextual" name="NoteToFinancialStatementDetailsTextual" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="caty_NotesToFinancialStatements" name="NotesToFinancialStatements" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="caty_NotesToFinancialStatementsAbstract" name="NotesToFinancialStatementsAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element id="caty_NotionalAmountOfForeignCurrencyDerivativePurchaseContractsWithGain" name="NotionalAmountOfForeignCurrencyDerivativePurchaseContractsWithGain" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant"/>
  <xsd:element id="caty_NotionalAmountOfForeignCurrencyDerivativePurchaseContractsWithLoss" name="NotionalAmountOfForeignCurrencyDerivativePurchaseContractsWithLoss" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant"/>
  <xsd:element id="caty_NumberOfBranchLocations" name="NumberOfBranchLocations" nillable="true" substitutionGroup="xbrli:item" type="xbrli:integerItemType" xbrli:periodType="instant"/>
  <xsd:element id="caty_NumberOfLimitedPartnershipsInHousingInvestments" name="NumberOfLimitedPartnershipsInHousingInvestments" nillable="true" substitutionGroup="xbrli:item" type="xbrli:integerItemType" xbrli:periodType="instant"/>
  <xsd:element id="caty_OperationsOfAffordableHousingInvestmentsNetAndAlternativeEnergyPartnershipsNet" name="OperationsOfAffordableHousingInvestmentsNetAndAlternativeEnergyPartnershipsNet" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="caty_OtherEquitySecuritiesMember" name="OtherEquitySecuritiesMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element id="caty_OtherLettersOfCreditFairValue" name="OtherLettersOfCreditFairValue" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant"/>
  <xsd:element id="caty_OtherLettersOfCreditNotionalAmount" name="OtherLettersOfCreditNotionalAmount" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant"/>
  <xsd:element abstract="true" id="caty_OtherRealEstateOwnedMember" name="OtherRealEstateOwnedMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="caty_OtherServiceFeesMember" name="OtherServiceFeesMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element id="caty_PaymentsForProceedsFromRepurchaseOfCommonStock" name="PaymentsForProceedsFromRepurchaseOfCommonStock" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration"/>
  <xsd:element id="caty_PercentageOfChargeOffToContractualBalancesForImpairedLoans" name="PercentageOfChargeOffToContractualBalancesForImpairedLoans" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:percentItemType" xbrli:periodType="instant"/>
  <xsd:element id="caty_PercentageOfSubsidiariesCommonSecuritiesOwnedByParentCompany" name="PercentageOfSubsidiariesCommonSecuritiesOwnedByParentCompany" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:percentItemType" xbrli:periodType="instant"/>
  <xsd:element abstract="true" id="caty_PerformanceBasedRestrictedStockUnitsMember" name="PerformanceBasedRestrictedStockUnitsMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element id="caty_PerformanceBasedRestrictedStockUnitsNumberOfSharesThatMayVestPercentageOfTarget" name="PerformanceBasedRestrictedStockUnitsNumberOfSharesThatMayVestPercentageOfTarget" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:percentItemType" xbrli:periodType="instant"/>
  <xsd:element id="caty_PeriodicNetSettlementOnInterestRateSwapsExpense" name="PeriodicNetSettlementOnInterestRateSwapsExpense" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="caty_PreferredStockOfGovernmentSponsoredEntitiesMember" name="PreferredStockOfGovernmentSponsoredEntitiesMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element id="caty_ProvisionReversalForLossesOnOtherRealEstateOwned" name="ProvisionReversalForLossesOnOtherRealEstateOwned" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="caty_PublicDepositsAndOtherBorrowingsMember" name="PublicDepositsAndOtherBorrowingsMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="caty_RealEstateConstructionPortfolioSegmentMember" name="RealEstateConstructionPortfolioSegmentMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="caty_ReductionOfInterestRateAndChangeInPaymentTermsMember" name="ReductionOfInterestRateAndChangeInPaymentTermsMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="caty_ResidentialMortgageAndEquityLinesMember" name="ResidentialMortgageAndEquityLinesMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="caty_ResidentialMortgageAndEquityLinesPortfolioSegmentMember" name="ResidentialMortgageAndEquityLinesPortfolioSegmentMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="caty_ResidentialMortgageLoansMember" name="ResidentialMortgageLoansMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element id="caty_ScheduleOfFairValueOfFinancialInstrumentsTableTextBlock" name="ScheduleOfFairValueOfFinancialInstrumentsTableTextBlock" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:textBlockItemType" xbrli:periodType="duration"/>
  <xsd:element id="caty_ScheduleOfNonaccrualLoansAndRelatedAllowanceAndChargeOffTableTextBlock" name="ScheduleOfNonaccrualLoansAndRelatedAllowanceAndChargeOffTableTextBlock" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:textBlockItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="caty_SharebasedPaymentArrangementCliffVestingMember" name="SharebasedPaymentArrangementCliffVestingMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element id="caty_ShortTermInvestmentsAndInterestBearingDeposits" name="ShortTermInvestmentsAndInterestBearingDeposits" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant"/>
  <xsd:element id="caty_ShorttermInvestmentFairValueDisclosure" name="ShorttermInvestmentFairValueDisclosure" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant"/>
  <xsd:element abstract="true" id="caty_SouthernCaliforniaMember" name="SouthernCaliforniaMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="caty_SpotForwardAndSwapContractsWithNegativeFairValueMember" name="SpotForwardAndSwapContractsWithNegativeFairValueMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="caty_SpotForwardAndSwapContractsWithPositiveFairValueMember" name="SpotForwardAndSwapContractsWithPositiveFairValueMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element id="caty_StandbyLettersOfCreditFairValue" name="StandbyLettersOfCreditFairValue" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant"/>
  <xsd:element id="caty_StandbyLettersOfCreditNotionalAmount" name="StandbyLettersOfCreditNotionalAmount" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant"/>
  <xsd:element id="caty_StockIssuedDuringPeriodValueIssuedForServicesNet" name="StockIssuedDuringPeriodValueIssuedForServicesNet" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration"/>
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  <xsd:element abstract="true" id="caty_TimeBasedRestrictedStockUnitsMember" name="TimeBasedRestrictedStockUnitsMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element id="caty_TransfersToOtherRealEstateOwnedFromLoansHeldForInvestment" name="TransfersToOtherRealEstateOwnedFromLoansHeldForInvestment" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="caty_WealthManagementFeesMember" name="WealthManagementFeesMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
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  <xsd:element abstract="true" id="caty_statement-statement-note-15-financial-derivatives-tables" name="statement-statement-note-15-financial-derivatives-tables" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="caty_statement-statement-note-16-balance-sheet-offsetting-financial-instruments-that-are-eligible-for-offset-in-the-consolidated-balance-sheet-details" name="statement-statement-note-16-balance-sheet-offsetting-financial-instruments-that-are-eligible-for-offset-in-the-consolidated-balance-sheet-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="caty_statement-statement-note-16-balance-sheet-offsetting-tables" name="statement-statement-note-16-balance-sheet-offsetting-tables" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="caty_statement-statement-note-17-revenue-from-contracts-with-clients-summary-of-revenue-details" name="statement-statement-note-17-revenue-from-contracts-with-clients-summary-of-revenue-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="caty_statement-statement-note-17-revenue-from-contracts-with-clients-tables" name="statement-statement-note-17-revenue-from-contracts-with-clients-tables" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="caty_statement-statement-note-4-investment-securities-investment-securities-details" name="statement-statement-note-4-investment-securities-investment-securities-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="caty_statement-statement-note-4-investment-securities-investments-by-contractual-maturity-date-details" name="statement-statement-note-4-investment-securities-investments-by-contractual-maturity-date-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="caty_statement-statement-note-4-investment-securities-tables" name="statement-statement-note-4-investment-securities-tables" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="caty_statement-statement-note-4-investment-securities-temporarily-impaired-securities-details" name="statement-statement-note-4-investment-securities-temporarily-impaired-securities-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="caty_statement-statement-note-5-loans-aging-of-loan-portfolio-details" name="statement-statement-note-5-loans-aging-of-loan-portfolio-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="caty_statement-statement-note-5-loans-allowance-for-loan-losses-by-portfolio-segment-details" name="statement-statement-note-5-loans-allowance-for-loan-losses-by-portfolio-segment-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="caty_statement-statement-note-5-loans-amortized-cost-of-modified-loans-details" name="statement-statement-note-5-loans-amortized-cost-of-modified-loans-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="caty_statement-statement-note-5-loans-average-balance-and-interest-income-recognized-related-to-nonaccrual-loans-details" name="statement-statement-note-5-loans-average-balance-and-interest-income-recognized-related-to-nonaccrual-loans-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="caty_statement-statement-note-5-loans-components-of-loans-in-consolidated-balance-sheets-details" name="statement-statement-note-5-loans-components-of-loans-in-consolidated-balance-sheets-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="caty_statement-statement-note-5-loans-loan-held-for-investment-by-loan-portfolio-segments-internal-risk-ratings-and-vintage-year-details" name="statement-statement-note-5-loans-loan-held-for-investment-by-loan-portfolio-segments-internal-risk-ratings-and-vintage-year-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="caty_statement-statement-note-5-loans-nonaccrual-loans-and-related-allowance-for-credit-losses-details" name="statement-statement-note-5-loans-nonaccrual-loans-and-related-allowance-for-credit-losses-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="caty_statement-statement-note-5-loans-performance-of-modified-loans-details" name="statement-statement-note-5-loans-performance-of-modified-loans-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="caty_statement-statement-note-5-loans-tables" name="statement-statement-note-5-loans-tables" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="caty_statement-statement-note-7-goodwill-and-other-intangible-assets-maturity-schedule-of-intangible-assets-details" name="statement-statement-note-7-goodwill-and-other-intangible-assets-maturity-schedule-of-intangible-assets-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="caty_statement-statement-note-7-goodwill-and-other-intangible-assets-schedule-of-intangible-assets-details" name="statement-statement-note-7-goodwill-and-other-intangible-assets-schedule-of-intangible-assets-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="caty_statement-statement-note-7-goodwill-and-other-intangible-assets-tables" name="statement-statement-note-7-goodwill-and-other-intangible-assets-tables" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
</xsd:schema>
