Under the background of economic globalization and the rapid development of computer technology in the global coverage of the Internet, the integration of the world economy has been strengthened, and the continuous innovation of technology and foreign trade formats has promoted the rapid development of e-commerce, but there are also small e-commerce entities, weak high trade trust cost, high logistics payment cost, long cycle time, and adjustments caused by data flow. The decentralization, information sharing, irreversibility, and smart contract technology of computer blockchain can change the business model of traditional industries and promote business and social change. Based on the current trend of e-commerce development, this thesis analyzes the problems in the development of e-commerce, discusses the innovation of e-commerce business models, constructs the framework of e-commerce, and gives the issues of trust, customs supervision, payment and other issues. Solution. The logistics and data flow encountered in e-commerce using computer blockchain technology has low emissivity of information, high cost of data format conversion, and it is not easy to form a consensus.