Shanghai Black Cat (Group) Co., Ltd., formerly known as Suzhou Black Cat Group Company and Suzhou Agricultural Medicine Machinery Factory, was founded in 1958. It mainly produces three series of products: cleaning machine, upright post, piston pump and plant protection machinery. It is a midstream enterprise of plant protection machinery and cleaning machine production in China. It is a regular manufacturer.

Car washing machine is mainly a machine that uses computer to control brushes and high-pressure water to automatically clean cars. Can be divided into: automatic car washer, coin-operated car washer. It is mainly composed of control system, circuit, gas path, waterway and mechanical structure.