According to enterprise data, Handan congtai district Construction Investment Co., Ltd. was established in July 2009-10, and its business scope includes investment in urban infrastructure construction, investment in rural construction projects, investment attraction and technology introduction, development, operation and management of high-tech projects; Scientific and technological economic information consulting service; Pension service (for-profit pension service); Sightseeing tour; Land consolidation; Property services; Design, production and release of advertisements; Design and construction of eco-environmental protection engineering, civil engineering, housing construction engineering, municipal engineering, landscaping engineering and construction engineering; Engineering cost consultation; Housing lease; Investment in operating and non-operating projects such as infrastructure, basic industries, high-tech industries and service industries authorized by the district government, management and operation of investment projects, capital operation of state-owned assets of all enterprises, and use and management of construction funds * * (projects that must be approved according to law can only be operated after approval by relevant departments).