Public-Private-Partnership is a long-term cooperative relationship established in the field of infrastructure and public services. The purpose is to meet the public needs and achieve the strategic goals of economic，social and ecological development through the cooperative behavior between the government and the market. In this article，through the way of combining theory and practice from Public-Private-Partnership theory origin and realistic background of the development of the research，the article Public-Private-Partnership to carry out the advantages and practical needs，and on the analysis of Public-Private-Partnership mode in China’s development present situation and the development trends in 2018，on the basis of cooperation by non-standard model will produce a series of risk，and the origin of Public-Private-Partnership is actually a national public governance reform towards the “risk-benefit” sharing model，therefore，the development of the future will continue to standardize Public-Private-Partnership，through active and prudent models，We will modernize our country’s governance capacity.