beijing china rule communist party meet next month discuss amend constitution talk ongoing fight graft state media say wednesday ahead march expect pass new anti-corruption law fight deeply ingrain graft key policy plank president xi jinping first term office battle take new hue set national supervision commission begin second term trial work already begin commission likely formally codify law march meet china largely rubber stamp parliament new body take central commission discipline inspection ccdi merge multiple anti-graft units single body also expand graft campaign purview include employees state-backed institutions rather party members short report xinhua news agency say party politburo one elite rule body meet decide hold two important meet next month one amend state constitution specifically fight corruption xinhua give detail constitutional amendment might entail chinese legal scholars say country need amend constitution set new supervision commission ensure proper constitutional basis power constitution clearly define china top political institutions judiciary prosecutor order grant state power change need make definitions make room similarly powerful supervision system scholars argue party discuss amendment amendments plenum next month xinhua say without give exact date say whether one amendment constitution different party constitution last amend 2004 include guarantee protect private property human right meet full session anti-corruption watchdog ccdi hold jan. 11-13 report add without give detail xi vow war graft ease officials level dare want corrupt xi tell top party leaders october revision anti-graft architecture would include scrap controversial shuanggui system secret interrogations introduction new detention system late draft new supervision law unveil last week add protections graft suspect part efforts revise interrogation system china 's communist party discuss amend constitution graft fight