At present, double eyelid surgery is one of the more mature operations in cosmetic plastic surgery. Relevant laboratory tests should be improved before operation, women should avoid menstrual period, and those without obvious contraindications can have double eyelid surgery. The main surgical methods are catgut embedding and incision. Catgut embedding method is only suitable for young people with thin upper eyelid, no accumulation of orbital septum fat and tight upper eyelid skin, with narrow indications; Incision rules are applicable to any type of single eyelid reconstruction and repair surgery. It is suggested to go to a regular hospital to choose an appropriate surgical method to ensure the safety and postoperative effect of the operation.