China Railway Group Limited, together with its subsidiaries, operates as an integrated construction company in the People's Republic of China, Hong Kong, and Macau. Its Infrastructure Construction segment constructs railways, highways, bridges, tunnels, metropolitan railways, buildings, irrigation works, hydroelectricity projects, ports, docks, airports, and other municipal works. The company's Survey, Design and Consulting Services segment provides survey, design, consulting, research and development, feasibility study, and compliance certification services to infrastructure construction projects. Its Engineering Equipment and Component Manufacturing segment designs, researches and develops, manufactures, and sells turnouts, bridge steel structures, other railway-related equipment, engineering equipment, component manufacturing, and materials. The company's Property Development segment develops, sells, and manages residential and commercial properties. Its Other Businesses segment is involved in mining, financial, and operation service concession arrangements operation, merchandise trading, and other ancillary businesses. China Railway Group Limited was founded in 1950 and is based in Beijing, China.