Since the party's eighteen major，especially the nineteen major，Jiangsu is actively coping with the complex and changeable macroeconomic environment.trying to adjust the investment structure to promote the transformation and upgrading.The development trend of total investment in fixed assets，structural optimization and quality improvement has played an important role in promoting the sustained and healthy development of Jiangsu's economy.However，there are still problems such as the number of projects and the overall growth rate of investment continued to be low，the support for investment stamina is weak，investment performance and quality are not high.In 2018，on the basis of giving full play to the fundamental guidance of market mechanism for investment，The government mainly guides private capital to improve the quality of investment，mainly manages the investment field of infrastructure，and improves the efficiency of construction and operation.