In the current situation of increasing risk prevention and control，and stricter policy supervision，the attempts and innovation of investment and financing mode on infrastructure are indispensable to promote the start-up construction of the New Area.From the points of view of the relation between the Management Committee，Xiongan New Area and Xiongan Group，the paper provides an in-depth analysis of the domestic infrastructure investment and financing construction，and puts forward a new infrastructure investment and financing mode that is compatible with the current policy and the characteristics of the construction of Xiongan New Area.According to the latest financial policies and current situation of Xiongan New Area，the paper provides solutions and policy suggestions to promote the cooperation between the Management Committee of the New Area and Xiongan group.