On May 20, 2021, Jiangsu, Zhejiang and Shanghai jointly invested RMB 9 billion in the same proportion to establish the YRD Integration Demonstration Zone New Development and Construction Co., Ltd. ("Changxin Company" for short), where YRD Investment (Shanghai) Co., Ltd. represented part of the investment efforts of Shanghai in this regard. As the builder of the Demonstration Zone, Changxin Company works on the infrastructural development, major infrastructure construction and functional programming.
Changxin Company also worked together with China Three Gorges Corporation to set up YRD Integration Demonstration Zone Water Town Parlor Development Co., Ltd. to direct the development of the Water Town Parlor project.
On May 27, 2021, the aforesaid two companies were officially inaugurated at a symposium of government heads of the YRD region.