PPP(Public-Private-Partnership), being one of the key concepts in China's current economic development, has permeated throughout foreign investment, new urbanization, local debt management and various other fields. In view of ANBOUND think tank scholars, PPP will become a major force for future public infrastructure construction, but the key to its success lies not in money, but in the rule of law. Only by the rule of law, can rights and interests be safeguarded, investors’ interests protected and social capitals called upon to actively invest in this field.