构建PPP项目资产交易流转的生态圈自十八届三中全会以来,政府和社会资本合作模式(以下简称“PPP”)作为新常态下供给侧结构性改革的一项重要工具,正在发挥积极的牵引作用。近年来,多部委连续出台相关政策文件,强调了PPP模式的重要意义,企业与政府机构合作开发更多项目的意愿得到加强。然而,从PPP项目推广情况来看,仍有很多地方不尽如人意的地方,主要表现为PPP项目签约率低、落地难,引入的 Constructing a Biosphere of Asset Transaction Flow in PPP Project Since the Third Plenary Session of the 18th CPC Central Committee, the mode of cooperation between government and social capital (hereinafter referred to as “PPP”) is playing an important role as an important tool in structural supply-side reform in the new normal. Positive traction effect. In recent years, many ministries have successively issued relevant policy documents, stressing the importance of the PPP model and the willingness of enterprises and government agencies to cooperate in developing more projects. However, judging from the promotion status of PPP projects, there are still many places where the performance is unsatisfactory. The main problems are the low signing rate of PPP projects, the difficulty of landing and the introduction of