Although the elevator is not a mechatronics product, it is a fragmented, scattered and complicated mechatronics product. An elevator is composed of mechanical parts and electrical parts, and the mechanical parts or electrical parts of the elevator are composed of various parts, which are scattered around the elevator machine room, shaft pit and shaft wall.
The quality of elevator is not only related to the quality when it leaves the factory, but also related to the later maintenance and after-sales service.