With the rising popularity of the Internet, e-commerce will become the dominant way to trade in the 21st century. Ecommerce professional talents cultivation must be combined with the development of e-commerce practice should be equipped with the appropriate teaching experiment of network environment and is suitable for the electronic commerce teaching, experiment simulation system. For the needs of the electronic commerce teaching and experiment, this paper designed a simulation teaching system of electronic commerce, allowing students to fully understand the whole business process of electronic commerce, to master the basic principles of e-commerce business, improving the ability of the application of electronic commerce technology.