The motor of the equipment drives the transmission mechanism through the reducer, and installs a storage bracket every certain distance on the chain of the traction mechanism. When the motor starts, the storage bracket circulates with the chain to achieve the purpose of storage. It runs smoothly, has no vibration and noise, and has flexible setting. The garage does not need ramp, saves the area, saves the space, saves the car automatically and takes it out, which is convenient and fast. It is most suitable for places with slender terrain and only one entrance and exit on the ground, such as squares, underground buildings, underneath viaducts, and underneath sidewalks.