A car wash machine is mainly a machine that uses computer-controlled brushes and high-pressure water to automatically clean cars. It can be divided into automatic car washing machines and coin operated car washing machines. It mainly consists of control systems, circuits, air circuits, water circuits, and mechanical structures. Car washing machines have the characteristics of simple operation, beautiful appearance, and minimal damage to car paint. In recent years, it has been widely used in the automotive service industry.

Self service car washing machines typically use methods such as card swiping, coin placement, and third-party payment systems to complete payments and achieve self-service checkout. With the rapid development of mobile internet technology and its comprehensive penetration in various industries, intelligent self-service car washing machines have replaced traditional coin operated card swiping self-service car washing machines, with more convenient payment methods and stronger functions, meeting the rapidly growing consumption needs of domestic car owners.