Is China Railway 12th Bureau a state-owned enterprise or a central enterprise?

According to the information of official website of the State Administration for Industry and Commerce, the company is a wholly-owned subsidiary of China Railway Construction Group Corporation, a large central enterprise directly under SASAC in the State Council, and belongs to the central enterprise.

The business scope of China Railway 12th Bureau Group Co., Ltd. includes real estate development, commercial housing sales and property services. Provide labor and technical services. Procurement and installation of complete sets of equipment. Manufacture, repair and lease of mechanical equipment and equipment. Wholesale and retail general machinery, steel and automobiles (except cars).