Joint judgment of difficult cases bycourts at twolevels throughcases request systemis oneof the main features of China's judicial regime. For the division of judgment and argumentation,judicial reply plays an important rolein clarifying doubtful points in laws and creating judgment rules . For the methodology of judgment and argumentation,the main body of judicial reply directly provides detailed interpretations/argumentations and guarantees the verification effect of the judgment rules via the leverageofthecollectiveauthorityofjudicialcommittee .Judicial replyhelps toensuretheinner unityand political correctness of the criteria applied . However,it lacks methodological introspection on and development of possible scope of the interpretation for itself and the elaboration on the reasoning of its argumentation .Consummation of existing cases request system may start from consolidation of the argumentation of reply .Thesupremecourt mayenclosethemainbodyof thecourt verdictsfor thecases requesting for instructions while publicizing the official replies.