Abstract:After more than 20 years of rapid development,e-commerce system of most Chinese enterprises still belong to “independent system”, “ecosystem” like alibaba is not too much,less companies can meet diversified needs of "value system" . Firstly,the article puts forward how to make use of cloud computing&big data&Online-to-Offline union based on business model innovation, realizing from the “independent system”to“ecosystem”;Secondly, this paper expounds the strategic support value from “ecosystem” to “value system” by improving the comprehensive management&promoting penetration expansion value&improving customer service value &strengthening the transformation and upgrading value,pointing out appropriate proposals for the development of enterprise's e-commerce system .