Thecertainlinkageexists betweentransnationaltransferandreturnofcultureproperty，which mainly refers to the issue for return of culture property robbed in wartime or stolen or obtained under ille-galtrade. Inthecurrentlegalenvironment，suchanissueisnotonlyaproblemofdomesticlaw，butalso that ofinternational law，andtherelevantlegal problems mainlyincludereturntothecountryas theowner ofcultureproperty，thesubstantial limitonreturningofcultureproperty，theprotectionofthethirdperson bonafideandtimelimitonprosecution. Itisnecessarytodealwiththeproblemforreturnofcultureprop-erty through international law system because the fact that domestic law cannot provide return of culture propertywithexpectableframework. Inthisway，thepaperwillfocusonmakingcommentofthefunctions anddefectsoftheconventionsas UNESCO1970 and UNIDROIT 1995 forthe protectionandreturnofcul-ture property and discuss the legal approaches for return of culture property.