China Railway Construction Corporation Limited, together with its subsidiaries, operates as an integrated construction company in Mainland China and internationally. It operates through five segments: Construction Operations; Survey, Design and Consultancy Operations; Manufacturing Operations; Real Estate Development Operations; and Other Business Operations. The Construction Operations segment engages in the construction of infrastructure, such as railways, highways, metropolitan railways, and real estate projects; and bridges, tunnels, airports, and wharfs, as well as housing, municipal engineering, water conservancy, and hydropower. The Survey, Design and Consultancy Operations segment provides survey, design, and consultancy services for civil engineering and infrastructure construction, such as railways, highways, and urban rail transport, etc. The Manufacturing Operations segment is involved in the research and development, production, and sale of mechanical equipment comprising railway track maintenance and tunnel boring machinery, as well as manufactures track system, etc. The Real Estate Development Operations segment engages in the development, construction, and sale of residential and commercial properties. The Other Business Operations segment includes trade and logistics, finance and insurance brokerage, and highway operations. The company was incorporated in 2007 and is headquartered in Beijing, the People's Republic of China. China Railway Construction Corporation Limited is a subsidiary of China Railway Construction Corporation.