JIAYUAN.COMINTERNATIONALLTDFORM424B4(ProspectusfiledpursuanttoRule424(b)(4))Filed05/12/11Telephone8610-6442-8783CIK0001511683SymbolDATESICCode7374-ComputerProcessingandDataPreparationandProcessingServices©Copyright2011,EDGAROnline,Inc.AllRightsReserved.DistributionanduseofthisdocumentrestrictedunderEDGAROnline,Inc.TermsofUse.TableofContentsFiledPursuanttoRule424(b)(4)RegistrationNo.333-1736197,100,000AmericanDepositarySharesJiayuan.comInternationalLtd.Representing10,650,000OrdinarySharesThisistheinitialpublicofferingofourAmericandepositaryshares,orADSs.Weareoffering6,700,000ADSsandthesellingshareholdernamedinthisprospectusisofferinganadditional400,000ADSs.EverytwoADSsrepresentthreeordinaryshares,parvalueUS$0.001pershare.WeintendtouseapproximatelyUS$4.0millionfromtheproceedstopaydividendsduetotheholdersofourSeriesApreferredshares,includingUS$3.0milliontoFameGainInvestmentsLtd.(FameGain),QimingVenturePartners,L.P.(QimingPartners)andQimingManagingDirectorsFund,L.P.(QimingFund).FameGainis100%ownedbyourchairman,Mr.YongqiangQian.ThegeneralpartnerofQimingPartnersisQimingGP,L.P.andoneofourdirectors,Mr.JPGan,isamanagingdirectorofthegeneralpartnerofbothQimingGP,L.P.andQimingFund.WewillnotreceiveanyproceedsfromthesaleofADSsbythesellingshareholders.Priortothisoffering,therehasbeennopublicmarketforourADSsorourordinaryshares.TheinitialpublicofferingpriceofourADSsisUS$11.00perADS.WehavereceivedapprovaltolistourADSsontheNasdaqGlobalSelectMarketunderthesymbolDATE.InvestingintheADSsinvolvesrisks.SeeRiskFactorsbeginningonpage14.NeithertheUnitedStatesSecuritiesandExchangeCommissionnoranystatesecuritiescommissionhasapprovedordisapprovedofthesesecuritiesordeterminedifthisprospectusistruthfulorcomplete.Anyrepresentationtothecontraryisacriminaloffense.TheunderwritersexpecttodelivertheADSstopurchasersonoraboutMay16,2011.Thesellingshareholdersnamedinthisprospectushavegrantedtheunderwritersanoptiontopurchaseupto1,065,000ADSsatthepublicofferingprice,lessunderwritingdiscountandcommission,within30daysfromthedateofthisprospectustocoverover-allotments.Immediatelyfollowingthisoffering,FameGain,AprilskyLtd.,fundsaffiliatedwithQimingPartnersandothershareholderswillcontinuetoholdamajorityofouroutstandingordinaryshares.FameGainis100%ownedbyourchairman,Mr.YongqiangQian.AprilskyLtd.is100%ownedbyourchiefexecutiveofficer,Ms.HaiyanGong.ThegeneralpartnerofQimingPartnersisQimingGP,L.P.andoneofourdirectors,Mr.JPGan,isamanagingdirectorofthegeneralpartnerofQimingGP,L.P.Ourothershareholdersincludeotherexecutiveofficersaswellasshareholderswhowereshareholdersofourcompanypriortothisoffering.PerADSTotalInitialpublicofferingpriceUS$11.00US$78,100,000UnderwritingdiscountUS$0.77US$5,467,000ProceedstoJiayuan.comInternationalLtd.(beforeexpenses)US$10.23US$68,541,000Proceedstothesellingshareholder(beforeexpenses)US$10.23US$4,092,000BofAMerrillLynchCitiCICCOppenheimer&Co.StifelNicolausWeiselThedateofthisprospectusisMay11,2011.TableofContentsYoushouldrelyonlyontheinformationcontainedinthisprospectusoranyfreewritingprospectusfiledwiththeUnitedStatesSecuritiesandExchangeCommission,ortheSEC,inconnectionwiththisoffering.Weandthesellingshareholdershavenot,andtheunderwritershavenot,authorizedanyonetoprovideyouwithadditionalinformationorinformationdifferentfromthatcontainedinthisprospectusoranyfiledfreewritingprospectus.Weandthesellingshareholdersareofferingtosell,andseekingofferstobuy,ourADSsonlyinjurisdictionswhereoffersandsalesarepermitted.Theinformationcontainedinthisprospectusoranyfiledfreewritingprospectusisaccurateonlyasofitsdate,regardlessofthetimeofitsdeliveryoranysaleofourADSs.iPageProspectusSummary1TheOffering9SummaryConsolidatedFinancialandOperatingData11RiskFactors14Forward-LookingStatements50EnforceabilityofCivilLiabilities51OurHistoryandCorporateStructure53UseofProceeds64DividendPolicy65Capitalization66Dilution67ExchangeRateInformation69SelectedConsolidatedFinancialandOperatingData70RecentDevelopments73Management'sDiscussionandAnalysisofFinancialConditionandResultsofOperations76Industry108Business112Regulation126Management136PrincipalandSellingShareholders143RelatedPartyTransactions146DescriptionofShareCapital147DescriptionofAmericanDepositaryShares159SharesEligibleforFutureSale169Taxation171Underwriting179ExpensesRelatingtothisOffering186LegalMatters187Experts188WhereYouCanFindAdditionalInformation189ConventionsThatApplytoThisProspectus190IndextoConsolidatedFinancialStatementsF-1TableofContentsPROSPECTUSSUMMARYThefollowingsummaryisqualifiedinitsentiretyby,andshouldbereadinconjunctionwith,themoredetailedinformationandfinancialstatementsincludedelsewhereinthisprospectus.Inadditiontothissummary,weurgeyoutoreadtheentireprospectuscarefully,especiallytherisksofinvestinginourADSs,discussedunderRiskFactors,beforedecidingwhethertobuyourADSs.WecommissionediResearchConsultingGroup,oriResearch,amarketresearchfirminChina,toprepareareportforthepurposeofprovidingvariousindustryandotherinformationandillustratingourpositionintheonlinedatingindustr