Regarding ISO9001 and CMM Requirements Management as the background,this article analyses the demands of Requirements Management with the techology and methods of Software Requirements Development;presents the Requirements Management practice framework,which can be used to promote the software processes capability of software enterprises;establish the Requirements Management of document flow and workfolw.As a result,based on the practice fractice framework,the Requirements Management sub-platform is established as a part of software quality assurance platform based on ISO9000 and CMM.and it can be used to intensify the requirement management and development of software enterprises.