China Construction Third Engineering Group and China Construction Third Engineering Group are both subsidiaries of China Construction Group Co., Ltd. China Construction Group Co., Ltd. is one of the largest construction enterprises in China, which has extensive influence and business scope at home and abroad. China Construction Third Engineering Group is an important subsidiary of China Construction Group Co., Ltd., focusing on undertaking the construction and management of large-scale engineering projects. China Construction Third Division is another subsidiary of China Construction Group Co., Ltd., which also undertakes the construction and management of engineering projects. Although they are two independent enterprises, they both belong to China Construction Group Co., Ltd. and have the same background and resource support. Therefore, it can be said that there is a close relationship between China Construction Third Engineering Group and China Construction Third Engineering Group.