Due to the double pressures of the global economic crisis and rising costs, small and medium-sized enterprise's survival and development face new challenges. The small business in the United States has high informatization level, which is not only the important force of technology innovation, but also has wide social connections, especially with big businesses. Reasons should be attributed to the implementation of a series of polices and laws, including setting up special service agencies, providing funding, training, information consultation, and other supporting measures. In this paper, by analyzing the quo of small businesses in the United States, summarizing the policies and measures of the United States in promoting the development of small businesses, our country gains references in promoting small and medium-sized enterprise innovation entrepreneurship development, including forming service system and financial support. Maybe these things will rely on the government, but the most important thing is to build up the healthy and benign environment for small and medium-sized enterprise, ensuring the development of enterprises.
