China Railway Construction Corporation Limited is a engineering construction company. The Company's main businesses consist of engineering contracting, including the construction of infrastructure, such as railways, highways, building construction, municipal utility, urban rail, water utility, electricity, bridges, tunnels and airports; survey, design and consultancy services of railways, highways, urban rail transit, water and power facilities, airports, docks, industrial and civil and municipal projects; industrial manufacturing business ,including the design, research, manufacture and maintenance of large-scale road maintenance machinery and equipment, and railways, bridges, sleepers and track system components, as well as other business operations, such as real estate development and logistics businesses.