Shanghai Tunnel Engineering Co., Ltd. engages in the consulting, planning, investment, construction, operation, maintenance, and upgradation of urban infrastructure in China and internationally. Its construction portfolio includes tunnel, rail transit, road and bridge, architecture and real estate, power, water treatment, and underground space development projects. The company also offers slurry shield and other shield machines; and precast concrete, renewable concrete, and bituminous materials. Shanghai Tunnel Engineering Co., Ltd. was founded in 1965 and is based in Shanghai, China.