The working principle of this system is actually very simple. Through the ultra-wide-angle cameras installed under the front bumper, rear bumper and left and right rearview mirrors of the body, the surrounding images are collected, and then a seamless and complete panoramic bird's-eye view is formed through image stitching. Figure, presented on the LCD screen of the center console. In this way, the driver can clearly see a top view of the vehicle, thereby observing the distance between the vehicle and surrounding objects, and avoiding scratches.