Full-automatic edge folding, featuring high efficiency, energy saving and environmental protection. It adopts bus control, which can be directly connected to the Internet of Things (IoT) for remote control and grid-connected monitoring. With double upper and lower servo rotation and an automatic pressing structure, it enables fast pressing, adjustable pressure and high rotation positioning accuracy. It can easily meet the sheet metal bending needs of arcs, dead edges, rectangular shapes, closed shapes and other complex shapes.