The system adopts the automatic control mode of calling outside the vehicle and controlling the buttons inside the vehicle. The elevator is operated by a command button installed in the car. Action content is response. The elevator reaches the target floor. The lift is driven by an AC motor which is turning and the lift is rising. Reverse motor, elevator down; Can realize the elevator start speed, stable operation, braking deceleration and other speed regulation. The elevator door is driven by another DC exciter dc motor. The motor rotates forward, the cage door opens, the motor rotates backward, and the cage door closes. Each floor elevator is equipped with call button, car door open button and car. Close the door button. Each floor outside the elevator lobby has a digital tube display device that shows the floor position and other equipment for indicating lights and elevator direction.