The traditional method is to cut the skin, cut off part of orbicularis oculi muscle and orbital diaphragm fat, and cut off the loose skin of the lower eyelid appropriately. Then suture, cut off the bags under the eyes and apply pressure and bandage according to the situation. Tang Zhenli's method is to remove bags under the eyes by fat release and transfer, which is more advanced, without such a big incision, and it can also effectively use its own tissues. Break the fat fat bank, do not cut off the fat bank, keep the life channel of the fat bank, and rotate the fat bank to the lacrimal groove.