The aisle- stacking mechanical parking system is a fully automatic car parking system. The core components are the stacking machine and the load carrier. The stacking machine adopts a 2- post structure or a 4- post structure, it is driven by gearmotors, the lifting movements are conducted by chain or wire ropes. The carrier that cooperates with the stacking machine can be clamping type, vehicle plate type, comb type and so on. It has the functions of video surveillance, remote car picking, remote debugging and remote fault detection.