Shanghai Mechanical & Electrical Industry Co., Ltd. designs and manufactures mechatronic products and equipment in China and internationally. It operates in four segments: Elevator Business, Printing and Packaging Machinery Business, Hydraulic Machinery Business, and Energy Engineering Business. The company offers elevators and escalators, printing and packaging machinery and related materials, hydraulic pumps, valves, equipment sets, and pressure reducers, as well as welding wires and electrodes, construction and mining machinery, electric actuators, and air conditioners and heaters. It also provides technology research, system integration for building energy conservation, after-sales services, repair and maintenance, construction and installation, and project investment. The company was formerly known as Shanghai Shangling Electric Co., Ltd. and changed its name to Shanghai Mechanical & Electrical Industry Co., Ltd. in January 2003. Founded in 1993, it is based in Shanghai, China.