Abstract: The United States takes a significant position in global environmental industry. The flourish of US environmental industry attributes to its effective industrial policies and incentives that, to a large extent, impose an important effect on many countries. The classification and development status of US environmental industry were introduced, and the framework of its environmental industry analyzed from the aspects of environmental regulation, technological innovation, commercialization, financial and tax incentives, and trade. Finally, combined with an analysis of the experiences and lessons of the development of US environmental industry, some policy suggestions on future development of the environmental industry in China were proposed.