This system is assembled by using the steering mechanism and independent suspension mechanism of the original Superman model. 2) Each assembly is placed as far as possible according to the original car position, which can better show the structure and working principle of the hydraulic power steering mechanism and independent suspension system of the passenger car. 3) It can show the working process of the original vehicle steering system, the adjustment and detection of various technical parameters of front wheel positioning, etc. 4) Equipped with a pressure gauge to indicate the oil pressure of the pipeline in real time, and the angle of the wheel rotation is indicated by two corner plates. 5) 220V AC motor is used to drive the steering booster pump to make steering easy and flexible. 6) Bracket: The steel structure is made of plastic spraying process, which is safe, reliable, sturdy and durable.