China Construction Group Co., Ltd. (hereinafter referred to as China Construction Group), formally established in 1982, is one of the investment and construction groups with the longest professional development, the earliest market-oriented operation, the highest degree of integration, and the largest scale in the world in my country.China Construction Group mainly uses the listed enterprise China State Construction Engineering Corporation Limited (stock abbreviation: China State Construction, stock code 601668.SH) as a platform to carry out business management activities. It has 8 listed companies and more than 100 secondary holding subsidiaries.