<?xml version="1.0" encoding="us-ascii" standalone="no"?>
<!--XBRL document created with Bowne Tagger XBRL Enabler by Bowne Software version 10.0.0.84-->
<!--Based on XBRL 2.1-->
<!--Modified on: 3/30/2011 12:31:15 AM-->
<linkbase xmlns="http://www.xbrl.org/2003/linkbase" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:xlink="http://www.w3.org/1999/xlink" xsi:schemaLocation="http://www.xbrl.org/2003/linkbase http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd">
  <roleRef xlink:type="simple" xlink:href="ctrp-20101231.xsd#BalanceSheets" roleURI="http://ctrip.com/role/BalanceSheets" />
  <roleRef xlink:type="simple" xlink:href="ctrp-20101231.xsd#BalanceSheetsParenthetical" roleURI="http://ctrip.com/role/BalanceSheetsParenthetical" />
  <roleRef xlink:type="simple" xlink:href="ctrp-20101231.xsd#StatementsOfCashFlows" roleURI="http://ctrip.com/role/StatementsOfCashFlows" />
  <roleRef xlink:type="simple" xlink:href="ctrp-20101231.xsd#StatementsOfShareholdersEquity" roleURI="http://ctrip.com/role/StatementsOfShareholdersEquity" />
  <roleRef xlink:type="simple" xlink:href="ctrp-20101231.xsd#OrganizationAndNatureOfOperations" roleURI="http://ctrip.com/role/OrganizationAndNatureOfOperations" />
  <roleRef xlink:type="simple" xlink:href="ctrp-20101231.xsd#PrincipalAccountingPolicies" roleURI="http://ctrip.com/role/PrincipalAccountingPolicies" />
  <roleRef xlink:type="simple" xlink:href="ctrp-20101231.xsd#PrepaymentsAndOtherCurrentAssets" roleURI="http://ctrip.com/role/PrepaymentsAndOtherCurrentAssets" />
  <roleRef xlink:type="simple" xlink:href="ctrp-20101231.xsd#LongTermDeposits" roleURI="http://ctrip.com/role/LongTermDeposits" />
  <roleRef xlink:type="simple" xlink:href="ctrp-20101231.xsd#LandUseRights" roleURI="http://ctrip.com/role/LandUseRights" />
  <roleRef xlink:type="simple" xlink:href="ctrp-20101231.xsd#PropertyEquipmentAndSoftware" roleURI="http://ctrip.com/role/PropertyEquipmentAndSoftware" />
  <roleRef xlink:type="simple" xlink:href="ctrp-20101231.xsd#Investments" roleURI="http://ctrip.com/role/Investments" />
  <roleRef xlink:type="simple" xlink:href="ctrp-20101231.xsd#Goodwill" roleURI="http://ctrip.com/role/Goodwill" />
  <roleRef xlink:type="simple" xlink:href="ctrp-20101231.xsd#IntangibleAssets" roleURI="http://ctrip.com/role/IntangibleAssets" />
  <roleRef xlink:type="simple" xlink:href="ctrp-20101231.xsd#Taxation" roleURI="http://ctrip.com/role/Taxation" />
  <roleRef xlink:type="simple" xlink:href="ctrp-20101231.xsd#EmployeeBenefits" roleURI="http://ctrip.com/role/EmployeeBenefits" />
  <roleRef xlink:type="simple" xlink:href="ctrp-20101231.xsd#RelatedPartyTransactions" roleURI="http://ctrip.com/role/RelatedPartyTransactions" />
  <roleRef xlink:type="simple" xlink:href="ctrp-20101231.xsd#OtherPayablesAndAccruals" roleURI="http://ctrip.com/role/OtherPayablesAndAccruals" />
  <roleRef xlink:type="simple" xlink:href="ctrp-20101231.xsd#EarningsPerShare" roleURI="http://ctrip.com/role/EarningsPerShare" />
  <roleRef xlink:type="simple" xlink:href="ctrp-20101231.xsd#CommitmentsAndContingencies" roleURI="http://ctrip.com/role/CommitmentsAndContingencies" />
  <roleRef xlink:type="simple" xlink:href="ctrp-20101231.xsd#SubsequentEvents" roleURI="http://ctrip.com/role/SubsequentEvents" />
  <roleRef xlink:type="simple" xlink:href="ctrp-20101231.xsd#DocumentAndEntityInformation" roleURI="http://ctrip.com/role/DocumentAndEntityInformation" />
  <roleRef xlink:type="simple" xlink:href="ctrp-20101231.xsd#StatementsOfShareholdersEquityParenthetical" roleURI="http://ctrip.com/role/StatementsOfShareholdersEquityParenthetical" />
  <roleRef xlink:type="simple" xlink:href="ctrp-20101231.xsd#StatementsOfIncomeAndComprehensiveIncome" roleURI="http://ctrip.com/role/StatementsOfIncomeAndComprehensiveIncome" />
  <roleRef xlink:type="simple" xlink:href="ctrp-20101231.xsd#FairValueMeasurement" roleURI="http://ctrip.com/role/FairValueMeasurement" />
  <calculationLink xlink:type="extended" xlink:role="http://ctrip.com/role/BalanceSheets" xlink:title="0120 - Statement - Consolidated Balance Sheets">
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_LiabilitiesAndStockholdersEquity" xlink:label="loc_LiabilitiesAndStockholdersEquity" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest" xlink:label="loc_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_LiabilitiesAndStockholdersEquity" xlink:to="loc_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest" order="40" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_MinorityInterest" xlink:label="loc_MinorityInterest" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest" xlink:to="loc_MinorityInterest" order="40" use="optional" weight="1" priority="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_StockholdersEquity" xlink:label="loc_StockholdersEquity" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest" xlink:to="loc_StockholdersEquity" order="20" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_RetainedEarningsAccumulatedDeficit" xlink:label="loc_RetainedEarningsAccumulatedDeficit" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_StockholdersEquity" xlink:to="loc_RetainedEarningsAccumulatedDeficit" order="100" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax" xlink:label="loc_AccumulatedOtherComprehensiveIncomeLossNetOfTax" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_StockholdersEquity" xlink:to="loc_AccumulatedOtherComprehensiveIncomeLossNetOfTax" order="80" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_AdditionalPaidInCapitalCommonStock" xlink:label="loc_AdditionalPaidInCapitalCommonStock" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_StockholdersEquity" xlink:to="loc_AdditionalPaidInCapitalCommonStock" order="40" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_CommonStockValue" xlink:label="loc_CommonStockValue" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_StockholdersEquity" xlink:to="loc_CommonStockValue" order="20" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_Liabilities" xlink:label="loc_Liabilities" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_LiabilitiesAndStockholdersEquity" xlink:to="loc_Liabilities" order="20" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_DeferredTaxLiabilitiesNoncurrent" xlink:label="loc_DeferredTaxLiabilitiesNoncurrent" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_Liabilities" xlink:to="loc_DeferredTaxLiabilitiesNoncurrent" order="40" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_LiabilitiesCurrent" xlink:label="loc_LiabilitiesCurrent" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_Liabilities" xlink:to="loc_LiabilitiesCurrent" order="20" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_CustomerAdvancesCurrent" xlink:label="loc_CustomerAdvancesCurrent" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_LiabilitiesCurrent" xlink:to="loc_CustomerAdvancesCurrent" order="140" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_AccruedIncomeTaxesCurrent" xlink:label="loc_AccruedIncomeTaxesCurrent" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_LiabilitiesCurrent" xlink:to="loc_AccruedIncomeTaxesCurrent" order="120" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_EmployeeRelatedLiabilitiesCurrent" xlink:label="loc_EmployeeRelatedLiabilitiesCurrent" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_LiabilitiesCurrent" xlink:to="loc_EmployeeRelatedLiabilitiesCurrent" order="100" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_DueToRelatedPartiesCurrent" xlink:label="loc_DueToRelatedPartiesCurrent" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_LiabilitiesCurrent" xlink:to="loc_DueToRelatedPartiesCurrent" order="80" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_AccountsPayableCurrent" xlink:label="loc_AccountsPayableCurrent" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_LiabilitiesCurrent" xlink:to="loc_AccountsPayableCurrent" order="60" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_Assets" xlink:label="loc_Assets" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_AssetsCurrent" xlink:label="loc_AssetsCurrent" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_Assets" xlink:to="loc_AssetsCurrent" order="20" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_DepositsAssetsNoncurrent" xlink:label="loc_DepositsAssetsNoncurrent" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_Assets" xlink:to="loc_DepositsAssetsNoncurrent" order="40" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_PropertyPlantAndEquipmentNet" xlink:label="loc_PropertyPlantAndEquipmentNet" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_Assets" xlink:to="loc_PropertyPlantAndEquipmentNet" order="80" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_Goodwill" xlink:label="loc_Goodwill" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_Assets" xlink:to="loc_Goodwill" order="120" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_DeferredTaxAssetsNetCurrent" xlink:label="loc_DeferredTaxAssetsNetCurrent" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_AssetsCurrent" xlink:to="loc_DeferredTaxAssetsNetCurrent" order="140" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="ctrp-20101231.xsd#ctrp_PrepaymentsAndOtherCurrentAssets" xlink:label="ctrp_PrepaymentsAndOtherCurrentAssets" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_AssetsCurrent" xlink:to="ctrp_PrepaymentsAndOtherCurrentAssets" order="120" use="optional" weight="1" priority="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_DueFromRelatedPartiesCurrent" xlink:label="loc_DueFromRelatedPartiesCurrent" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_AssetsCurrent" xlink:to="loc_DueFromRelatedPartiesCurrent" order="100" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_AccountsReceivableNetCurrent" xlink:label="loc_AccountsReceivableNetCurrent" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_AssetsCurrent" xlink:to="loc_AccountsReceivableNetCurrent" order="80" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_ShortTermInvestments" xlink:label="loc_ShortTermInvestments" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_AssetsCurrent" xlink:to="loc_ShortTermInvestments" order="60" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_RestrictedCashAndCashEquivalentsAtCarryingValue" xlink:label="loc_RestrictedCashAndCashEquivalentsAtCarryingValue" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_AssetsCurrent" xlink:to="loc_RestrictedCashAndCashEquivalentsAtCarryingValue" order="40" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_CashAndCashEquivalentsAtCarryingValue" xlink:label="loc_CashAndCashEquivalentsAtCarryingValue" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_AssetsCurrent" xlink:to="loc_CashAndCashEquivalentsAtCarryingValue" order="20" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="ctrp-20101231.xsd#ctrp_StatutoryReserves" xlink:label="ctrp_StatutoryReserves" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_StockholdersEquity" xlink:to="ctrp_StatutoryReserves" order="60" use="optional" weight="1" priority="1" />
    <loc xlink:type="locator" xlink:href="ctrp-20101231.xsd#ctrp_LandUseRights" xlink:label="ctrp_LandUseRights" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_Assets" xlink:to="ctrp_LandUseRights" order="60" use="optional" weight="1" priority="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_LongTermInvestments" xlink:label="loc_LongTermInvestments" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_Assets" xlink:to="loc_LongTermInvestments" order="100" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_IntangibleAssetsNetExcludingGoodwill" xlink:label="loc_IntangibleAssetsNetExcludingGoodwill" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_Assets" xlink:to="loc_IntangibleAssetsNetExcludingGoodwill" order="140" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="ctrp-20101231.xsd#ctrp_AccruedLiabilityForCustomerRewardProgram" xlink:label="ctrp_AccruedLiabilityForCustomerRewardProgram" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_LiabilitiesCurrent" xlink:to="ctrp_AccruedLiabilityForCustomerRewardProgram" order="20" use="optional" weight="1" priority="1" />
    <loc xlink:type="locator" xlink:href="ctrp-20101231.xsd#ctrp_OtherPayablesAndAccruals" xlink:label="ctrp_OtherPayablesAndAccruals" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_LiabilitiesCurrent" xlink:to="ctrp_OtherPayablesAndAccruals" order="40" use="optional" weight="1" priority="1" />
  </calculationLink>
  <calculationLink xlink:type="extended" xlink:role="http://ctrip.com/role/BalanceSheetsParenthetical" xlink:title="0121 - Statement - Consolidated Balance Sheets (Parenthetical)" />
  <calculationLink xlink:type="extended" xlink:role="http://ctrip.com/role/StatementsOfCashFlows" xlink:title="0140 - Statement - Consolidated Statements of Cash Flows">
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease" xlink:label="loc_CashAndCashEquivalentsPeriodIncreaseDecrease" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_EffectOfExchangeRateOnCashAndCashEquivalents" xlink:label="loc_EffectOfExchangeRateOnCashAndCashEquivalents" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_CashAndCashEquivalentsPeriodIncreaseDecrease" xlink:to="loc_EffectOfExchangeRateOnCashAndCashEquivalents" order="80" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivities" xlink:label="loc_NetCashProvidedByUsedInFinancingActivities" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_CashAndCashEquivalentsPeriodIncreaseDecrease" xlink:to="loc_NetCashProvidedByUsedInFinancingActivities" order="60" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivities" xlink:label="loc_NetCashProvidedByUsedInInvestingActivities" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_CashAndCashEquivalentsPeriodIncreaseDecrease" xlink:to="loc_NetCashProvidedByUsedInInvestingActivities" order="40" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivities" xlink:label="loc_NetCashProvidedByUsedInOperatingActivities" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_CashAndCashEquivalentsPeriodIncreaseDecrease" xlink:to="loc_NetCashProvidedByUsedInOperatingActivities" order="20" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_PaymentsOfDividendsCommonStock" xlink:label="loc_PaymentsOfDividendsCommonStock" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_NetCashProvidedByUsedInFinancingActivities" xlink:to="loc_PaymentsOfDividendsCommonStock" order="80" use="optional" weight="-1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_ProceedsFromMinorityShareholders" xlink:label="loc_ProceedsFromMinorityShareholders" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_NetCashProvidedByUsedInFinancingActivities" xlink:to="loc_ProceedsFromMinorityShareholders" order="60" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_ProceedsFromStockOptionsExercised" xlink:label="loc_ProceedsFromStockOptionsExercised" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_NetCashProvidedByUsedInFinancingActivities" xlink:to="loc_ProceedsFromStockOptionsExercised" order="40" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_PaymentsForProceedsFromShortTermInvestments" xlink:label="loc_PaymentsForProceedsFromShortTermInvestments" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_NetCashProvidedByUsedInInvestingActivities" xlink:to="loc_PaymentsForProceedsFromShortTermInvestments" order="140" use="optional" weight="-1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_IncreaseDecreaseInRestrictedCash" xlink:label="loc_IncreaseDecreaseInRestrictedCash" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_NetCashProvidedByUsedInInvestingActivities" xlink:to="loc_IncreaseDecreaseInRestrictedCash" order="120" use="optional" weight="-1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_PaymentsToAcquireIntangibleAssets" xlink:label="loc_PaymentsToAcquireIntangibleAssets" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_NetCashProvidedByUsedInInvestingActivities" xlink:to="loc_PaymentsToAcquireIntangibleAssets" order="100" use="optional" weight="-1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired" xlink:label="loc_PaymentsToAcquireBusinessesNetOfCashAcquired" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_NetCashProvidedByUsedInInvestingActivities" xlink:to="loc_PaymentsToAcquireBusinessesNetOfCashAcquired" order="80" use="optional" weight="-1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_PaymentsToAcquireInvestments" xlink:label="loc_PaymentsToAcquireInvestments" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_NetCashProvidedByUsedInInvestingActivities" xlink:to="loc_PaymentsToAcquireInvestments" order="60" use="optional" weight="-1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_IncreaseDecreaseInOtherAccountsPayableAndAccruedLiabilities" xlink:label="loc_IncreaseDecreaseInOtherAccountsPayableAndAccruedLiabilities" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_NetCashProvidedByUsedInOperatingActivities" xlink:to="loc_IncreaseDecreaseInOtherAccountsPayableAndAccruedLiabilities" order="400" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_ProfitLoss" xlink:label="loc_ProfitLoss" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_NetCashProvidedByUsedInOperatingActivities" xlink:to="loc_ProfitLoss" order="40" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_ForeignCurrencyTransactionGainLossUnrealized" xlink:label="loc_ForeignCurrencyTransactionGainLossUnrealized" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_NetCashProvidedByUsedInOperatingActivities" xlink:to="loc_ForeignCurrencyTransactionGainLossUnrealized" order="80" use="optional" weight="-1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_ShareBasedCompensation" xlink:label="loc_ShareBasedCompensation" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_NetCashProvidedByUsedInOperatingActivities" xlink:to="loc_ShareBasedCompensation" order="60" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_ProvisionForDoubtfulAccounts" xlink:label="loc_ProvisionForDoubtfulAccounts" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_NetCashProvidedByUsedInOperatingActivities" xlink:to="loc_ProvisionForDoubtfulAccounts" order="100" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_CostOfGoodsSoldDepreciation" xlink:label="loc_CostOfGoodsSoldDepreciation" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_NetCashProvidedByUsedInOperatingActivities" xlink:to="loc_CostOfGoodsSoldDepreciation" order="120" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_AmortizationOfIntangibleAssets" xlink:label="loc_AmortizationOfIntangibleAssets" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_NetCashProvidedByUsedInOperatingActivities" xlink:to="loc_AmortizationOfIntangibleAssets" order="140" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_DeferredIncomeTaxExpenseBenefit" xlink:label="loc_DeferredIncomeTaxExpenseBenefit" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_NetCashProvidedByUsedInOperatingActivities" xlink:to="loc_DeferredIncomeTaxExpenseBenefit" order="160" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_GainLossOnSaleOfPropertyPlantEquipment" xlink:label="loc_GainLossOnSaleOfPropertyPlantEquipment" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_NetCashProvidedByUsedInOperatingActivities" xlink:to="loc_GainLossOnSaleOfPropertyPlantEquipment" order="180" use="optional" weight="-1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_IncreaseDecreaseInAccountsReceivable" xlink:label="loc_IncreaseDecreaseInAccountsReceivable" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_NetCashProvidedByUsedInOperatingActivities" xlink:to="loc_IncreaseDecreaseInAccountsReceivable" order="200" use="optional" weight="-1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_IncreaseDecreaseInDueFromRelatedPartiesCurrent" xlink:label="loc_IncreaseDecreaseInDueFromRelatedPartiesCurrent" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_NetCashProvidedByUsedInOperatingActivities" xlink:to="loc_IncreaseDecreaseInDueFromRelatedPartiesCurrent" order="220" use="optional" weight="-1" />
    <loc xlink:type="locator" xlink:href="ctrp-20101231.xsd#ctrp_IncreaseInPrepaymentsAndOtherCurrentAssets" xlink:label="ctrp_IncreaseInPrepaymentsAndOtherCurrentAssets" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_NetCashProvidedByUsedInOperatingActivities" xlink:to="ctrp_IncreaseInPrepaymentsAndOtherCurrentAssets" order="240" use="optional" weight="-1" priority="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_IncreaseDecreaseInDepositsOutstanding" xlink:label="loc_IncreaseDecreaseInDepositsOutstanding" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_NetCashProvidedByUsedInOperatingActivities" xlink:to="loc_IncreaseDecreaseInDepositsOutstanding" order="260" use="optional" weight="-1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_IncreaseDecreaseInAccountsPayableTrade" xlink:label="loc_IncreaseDecreaseInAccountsPayableTrade" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_NetCashProvidedByUsedInOperatingActivities" xlink:to="loc_IncreaseDecreaseInAccountsPayableTrade" order="280" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_IncreaseDecreaseInDueToRelatedPartiesCurrent" xlink:label="loc_IncreaseDecreaseInDueToRelatedPartiesCurrent" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_NetCashProvidedByUsedInOperatingActivities" xlink:to="loc_IncreaseDecreaseInDueToRelatedPartiesCurrent" order="300" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_IncreaseDecreaseInEmployeeRelatedLiabilities" xlink:label="loc_IncreaseDecreaseInEmployeeRelatedLiabilities" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_NetCashProvidedByUsedInOperatingActivities" xlink:to="loc_IncreaseDecreaseInEmployeeRelatedLiabilities" order="320" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_IncreaseDecreaseInAccruedIncomeTaxesPayable" xlink:label="loc_IncreaseDecreaseInAccruedIncomeTaxesPayable" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_NetCashProvidedByUsedInOperatingActivities" xlink:to="loc_IncreaseDecreaseInAccruedIncomeTaxesPayable" order="340" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_IncreaseDecreaseInCustomerAdvances" xlink:label="loc_IncreaseDecreaseInCustomerAdvances" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_NetCashProvidedByUsedInOperatingActivities" xlink:to="loc_IncreaseDecreaseInCustomerAdvances" order="360" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_IncreaseDecreaseInOtherAccruedLiabilities" xlink:label="loc_IncreaseDecreaseInOtherAccruedLiabilities" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_NetCashProvidedByUsedInOperatingActivities" xlink:to="loc_IncreaseDecreaseInOtherAccruedLiabilities" order="380" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="ctrp-20101231.xsd#ctrp_PurchaseOfLandUseRight" xlink:label="ctrp_PurchaseOfLandUseRight" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_NetCashProvidedByUsedInInvestingActivities" xlink:to="ctrp_PurchaseOfLandUseRight" order="40" use="optional" weight="-1" priority="1" />
    <loc xlink:type="locator" xlink:href="ctrp-20101231.xsd#ctrp_EquityInIncomeOfAffiliates" xlink:label="ctrp_EquityInIncomeOfAffiliates" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_NetCashProvidedByUsedInOperatingActivities" xlink:to="ctrp_EquityInIncomeOfAffiliates" order="20" use="optional" weight="-1" priority="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_PaymentsToAcquirePropertyPlantAndEquipment" xlink:label="loc_PaymentsToAcquirePropertyPlantAndEquipment" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_NetCashProvidedByUsedInInvestingActivities" xlink:to="loc_PaymentsToAcquirePropertyPlantAndEquipment" order="20" use="optional" weight="-1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_PaymentsToAcquireAdditionalInterestInSubsidiaries" xlink:label="loc_PaymentsToAcquireAdditionalInterestInSubsidiaries" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_NetCashProvidedByUsedInInvestingActivities" xlink:to="loc_PaymentsToAcquireAdditionalInterestInSubsidiaries" order="160" use="optional" weight="-1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_ProceedsFromIssuanceOfCommonStock" xlink:label="loc_ProceedsFromIssuanceOfCommonStock" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_NetCashProvidedByUsedInFinancingActivities" xlink:to="loc_ProceedsFromIssuanceOfCommonStock" order="20" use="optional" weight="1" />
  </calculationLink>
  <calculationLink xlink:type="extended" xlink:role="http://ctrip.com/role/StatementsOfShareholdersEquity" xlink:title="0130 - Statement - Consolidated Statements of Shareholders' Equity">
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest" xlink:label="loc_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue" xlink:label="loc_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue" />
    <loc xlink:type="locator" xlink:href="ctrp-20101231.xsd#ctrp_CapitalizationOfStatutoryReserves" xlink:label="ctrp_CapitalizationOfStatutoryReserves" />
    <loc xlink:type="locator" xlink:href="ctrp-20101231.xsd#ctrp_AppropriationsToStatutoryReserves" xlink:label="ctrp_AppropriationsToStatutoryReserves" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPeriodIncreaseDecrease" xlink:label="loc_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPeriodIncreaseDecrease" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax" xlink:label="loc_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_ProfitLoss" xlink:label="loc_ProfitLoss" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_StockIssuedDuringPeriodValueAcquisitions" xlink:label="loc_StockIssuedDuringPeriodValueAcquisitions" />
    <loc xlink:type="locator" xlink:href="ctrp-20101231.xsd#ctrp_AcquisitionOfAdditionalStakeInSubsidiary" xlink:label="ctrp_AcquisitionOfAdditionalStakeInSubsidiary" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_StockIssuedDuringPeriodValueStockOptionsExercised" xlink:label="loc_StockIssuedDuringPeriodValueStockOptionsExercised" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest" xlink:label="loc_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_OtherComprehensiveIncomeAvailableForSaleSecuritiesAdjustmentNetOfTaxPeriodIncreaseDecrease" xlink:label="loc_OtherComprehensiveIncomeAvailableForSaleSecuritiesAdjustmentNetOfTaxPeriodIncreaseDecrease" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_MinorityInterestDecreaseFromRedemptions" xlink:label="loc_MinorityInterestDecreaseFromRedemptions" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_StockIssuedDuringPeriodValueNewIssues" xlink:label="loc_StockIssuedDuringPeriodValueNewIssues" />
    <loc xlink:type="locator" xlink:href="ctrp-20101231.xsd#ctrp_EstablishmentOfVariableInterestEntity" xlink:label="ctrp_EstablishmentOfVariableInterestEntity" />
  </calculationLink>
  <calculationLink xlink:type="extended" xlink:role="http://ctrip.com/role/OrganizationAndNatureOfOperations" xlink:title="0201 - Disclosure - Organization and Nature of Operations" />
  <calculationLink xlink:type="extended" xlink:role="http://ctrip.com/role/PrincipalAccountingPolicies" xlink:title="0202 - Disclosure - Principal Accounting Policies" />
  <calculationLink xlink:type="extended" xlink:role="http://ctrip.com/role/PrepaymentsAndOtherCurrentAssets" xlink:title="0203 - Disclosure - Prepayments and Other Current Assets" />
  <calculationLink xlink:type="extended" xlink:role="http://ctrip.com/role/LongTermDeposits" xlink:title="0204 - Disclosure - Long-Term Deposits" />
  <calculationLink xlink:type="extended" xlink:role="http://ctrip.com/role/LandUseRights" xlink:title="0205 - Disclosure - Land Use Rights" />
  <calculationLink xlink:type="extended" xlink:role="http://ctrip.com/role/PropertyEquipmentAndSoftware" xlink:title="0206 - Disclosure - Property, Equipment and Software" />
  <calculationLink xlink:type="extended" xlink:role="http://ctrip.com/role/Investments" xlink:title="0207 - Disclosure - Investments" />
  <calculationLink xlink:type="extended" xlink:role="http://ctrip.com/role/Goodwill" xlink:title="0209 - Disclosure - Goodwill" />
  <calculationLink xlink:type="extended" xlink:role="http://ctrip.com/role/IntangibleAssets" xlink:title="0210 - Disclosure - Intangible Assets" />
  <calculationLink xlink:type="extended" xlink:role="http://ctrip.com/role/Taxation" xlink:title="0211 - Disclosure - Taxation" />
  <calculationLink xlink:type="extended" xlink:role="http://ctrip.com/role/EmployeeBenefits" xlink:title="0212 - Disclosure - Employee Benefits" />
  <calculationLink xlink:type="extended" xlink:role="http://ctrip.com/role/RelatedPartyTransactions" xlink:title="0213 - Disclosure - Related Party Transactions" />
  <calculationLink xlink:type="extended" xlink:role="http://ctrip.com/role/OtherPayablesAndAccruals" xlink:title="0214 - Disclosure - Other Payables and Accruals" />
  <calculationLink xlink:type="extended" xlink:role="http://ctrip.com/role/EarningsPerShare" xlink:title="0215 - Disclosure - Earnings Per Share" />
  <calculationLink xlink:type="extended" xlink:role="http://ctrip.com/role/CommitmentsAndContingencies" xlink:title="0216 - Disclosure - Commitments and Contingencies" />
  <calculationLink xlink:type="extended" xlink:role="http://ctrip.com/role/SubsequentEvents" xlink:title="0217 - Disclosure - Subsequent Events" />
  <calculationLink xlink:type="extended" xlink:role="http://ctrip.com/role/DocumentAndEntityInformation" xlink:title="00 - Document - Document and Entity Information" />
  <calculationLink xlink:type="extended" xlink:role="http://ctrip.com/role/StatementsOfShareholdersEquityParenthetical" xlink:title="0131 - Statement - Consolidated Statements of Shareholders' Equity (Parenthetical)" />
  <calculationLink xlink:type="extended" xlink:role="http://ctrip.com/role/StatementsOfIncomeAndComprehensiveIncome" xlink:title="0110 - Statement - Consolidated Statements of Income and Comprehensive Income">
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_NetIncomeLoss" xlink:label="loc_NetIncomeLoss" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_ProfitLoss" xlink:label="loc_ProfitLoss" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_NetIncomeLoss" xlink:to="loc_ProfitLoss" order="20" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments" xlink:label="loc_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_ProfitLoss" xlink:to="loc_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments" order="20" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_OperatingIncomeLoss" xlink:label="loc_OperatingIncomeLoss" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments" xlink:to="loc_OperatingIncomeLoss" order="20" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_GrossProfit" xlink:label="loc_GrossProfit" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_OperatingIncomeLoss" xlink:to="loc_GrossProfit" order="20" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_OperatingExpenses" xlink:label="loc_OperatingExpenses" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_OperatingIncomeLoss" xlink:to="loc_OperatingExpenses" order="40" use="optional" weight="-1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_SellingAndMarketingExpense" xlink:label="loc_SellingAndMarketingExpense" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_OperatingExpenses" xlink:to="loc_SellingAndMarketingExpense" order="40" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_GeneralAndAdministrativeExpense" xlink:label="loc_GeneralAndAdministrativeExpense" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_OperatingExpenses" xlink:to="loc_GeneralAndAdministrativeExpense" order="60" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_InvestmentIncomeInterest" xlink:label="loc_InvestmentIncomeInterest" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments" xlink:to="loc_InvestmentIncomeInterest" order="40" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_OtherNonoperatingIncome" xlink:label="loc_OtherNonoperatingIncome" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments" xlink:to="loc_OtherNonoperatingIncome" order="60" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_IncomeTaxExpenseBenefit" xlink:label="loc_IncomeTaxExpenseBenefit" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_ProfitLoss" xlink:to="loc_IncomeTaxExpenseBenefit" order="40" use="optional" weight="-1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_IncomeLossFromEquityMethodInvestments" xlink:label="loc_IncomeLossFromEquityMethodInvestments" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_ProfitLoss" xlink:to="loc_IncomeLossFromEquityMethodInvestments" order="60" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_NetIncomeLossAttributableToNoncontrollingInterest" xlink:label="loc_NetIncomeLossAttributableToNoncontrollingInterest" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_NetIncomeLoss" xlink:to="loc_NetIncomeLossAttributableToNoncontrollingInterest" order="40" use="optional" weight="-1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_CostOfServices" xlink:label="loc_CostOfServices" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_GrossProfit" xlink:to="loc_CostOfServices" order="40" use="optional" weight="-1" />
    <loc xlink:type="locator" xlink:href="ctrp-20101231.xsd#ctrp_ProductDevelopmentExpense" xlink:label="ctrp_ProductDevelopmentExpense" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_OperatingExpenses" xlink:to="ctrp_ProductDevelopmentExpense" order="20" use="optional" weight="1" priority="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_SalesRevenueServicesNet" xlink:label="loc_SalesRevenueServicesNet" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_GrossProfit" xlink:to="loc_SalesRevenueServicesNet" order="20" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_Revenues" xlink:label="loc_Revenues" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_SalesRevenueServicesNet" xlink:to="loc_Revenues" order="20" use="optional" weight="1" priority="1" />
    <loc xlink:type="locator" xlink:href="ctrp-20101231.xsd#ctrp_HotelReservationRevenue" xlink:label="ctrp_HotelReservationRevenue" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_Revenues" xlink:to="ctrp_HotelReservationRevenue" order="20" use="optional" weight="1" priority="1" />
    <loc xlink:type="locator" xlink:href="ctrp-20101231.xsd#ctrp_AirTicketingRevenue" xlink:label="ctrp_AirTicketingRevenue" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_Revenues" xlink:to="ctrp_AirTicketingRevenue" order="40" use="optional" weight="1" priority="1" />
    <loc xlink:type="locator" xlink:href="ctrp-20101231.xsd#ctrp_PackagedTourRevenue" xlink:label="ctrp_PackagedTourRevenue" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_Revenues" xlink:to="ctrp_PackagedTourRevenue" order="60" use="optional" weight="1" priority="1" />
    <loc xlink:type="locator" xlink:href="ctrp-20101231.xsd#ctrp_OtherRevenues" xlink:label="ctrp_OtherRevenues" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_Revenues" xlink:to="ctrp_OtherRevenues" order="100" use="optional" weight="1" priority="1" />
    <loc xlink:type="locator" xlink:href="ctrp-20101231.xsd#ctrp_BusinessTaxAndRelatedSurcharges" xlink:label="ctrp_BusinessTaxAndRelatedSurcharges" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_SalesRevenueServicesNet" xlink:to="ctrp_BusinessTaxAndRelatedSurcharges" order="40" use="optional" weight="-1" priority="1" />
    <loc xlink:type="locator" xlink:href="ctrp-20101231.xsd#ctrp_CorporateTravel" xlink:label="ctrp_CorporateTravel" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_Revenues" xlink:to="ctrp_CorporateTravel" order="80" use="optional" weight="1" priority="1" />
  </calculationLink>
  <calculationLink xlink:type="extended" xlink:role="http://ctrip.com/role/FairValueMeasurement" xlink:title="0208 - Disclosure - Fair Value Measurement" />
</linkbase>
