According to Aiqi's inquiry, the original name of China Railway Corporation was Beijing Hengtong Innovation Mu Sai Technology Co., Ltd., and China Railway Corporation Assembled Construction Co., Ltd. was established on August 3, 2006, with its registered address at No.87 Pu 'an Road, Doudian Town, Fangshan District, Beijing, and its legal representative was An Zhenshan. Business scope includes projects: technical service, technical development, technical consultation, technical exchange, technology transfer and technology popularization; Manufacturing of new building materials (excluding dangerous chemicals); Manufacturing of light building materials; Metal structure manufacturing; Manufacture of concrete structural members; Sales of building materials; Sales of building decoration materials; Sales of light building materials; Metal structure sales; Sales of concrete structural members; Foreign contracted projects; Mechanical equipment sales; Mold sales; Technology import and export; Import and export of goods; Import and export agent; Recycling of renewable resources (except productive scrap metal).