Ningbo, one of the rapid developed coastal cities in china, has unique geographical advantages and enjoyed preferential policy. Ningbo has made great contribution to the favorable trade balance and the economy development in China. Meanwhile, the different kinds of foreign trade channel are being perfected. With the coming of information era, B2B marketplace becomes one of the important component parts in Electronic Commerce. The development of B2B foreign trade marketplace will be the major means to accelerate the foreign trade development. The effective combination of Electronic Commerce with foreign trade will be one of the common trends in these two industries. The development of B2B foreign trade platform and its research are attracting close attention. This thesis takes as an example, studied the application of B2B platform in foreign trade, introduced the B2B Electronic Commerce development and its background in Ningbo, analyzed the existing problems and put forward the suggestions for its future development though the study of made-in-china.com and its operations. Hoping that through the study of applications of B2B foreign trade platform in Ningbo, we could have a good understanding of B2B developing trends and its prospect.