The 2 l century, the Internet in the economic field of unprecedented challenges. As electronic commerce, enterprises are facing new opportunities and challenges. In recent years, the development of SMEs in e-commerce to a certain extent, in some sectors e-commerce has achieved remarkable results. But there are still many problems to be solved. Analysis of the status of e-commerce development for SMEs, as well as its cost and benefits of measures to help SMEs to raise awareness of e-commerce and in accordance with its own characteristics, select the appropriate way to participate in e-commerce to lower costs for more a large enterprise efficiency.