According to the enterprise data, Shijiazhuang jingxing mining area Cai Sheng Investment Co., Ltd. was established in June 2009-19, and its business scope includes general projects: developing, investing, managing and operating urban infrastructure and social welfare projects within the scope authorized by the government; Development and management of real estate projects; Infrastructure construction and house leasing in the park; Water resources management; Irrigation services; Centralized fast charging station; Office supplies sales. (Except for projects subject to approval according to law, business activities shall be independently carried out according to law with business licenses) Permitted projects: construction projects; Official seal engraving. (Projects subject to approval according to law can only be operated after approval by relevant departments. Specific business projects shall be subject to the approval documents or licenses of relevant departments. )