Double eyelid surgery has two methods: embedding thread and cutting. Each surgical method has corresponding indications. As long as it suits you, the effect will be good. The embedding method takes short time, does not need to be operated, and does not have to worry about the knot reaction caused by thread removal. However, the eyelid swelling was serious in 1-2 weeks after operation, especially in the first week. This kind of operation is suitable for young people with tight skin and slightly thick skin who don't want to be double eyelid surgery. This operation has a good long-term effect and is suitable for beginners' beauty medical workers. Because the tissue has not been removed, it can be easily corrected by incision after failure, but the indications of this operation are still limited and cannot be applied to a wider range of people. It can be cut according to the patient's eye condition, such as whether there is epicanthus, whether the upper eyelid skin needs to be removed, whether the orbicularis oculi muscle is hypertrophy, and how much fat is in the orbital septum. It can also be made into wide tail type or parallel type according to the requirements of patients. It can also give full play to the artist's intelligence and aesthetic ability, and make a pair of moving double eyelids to the maximum extent. Moreover, the effect of double eyelid incision is lasting and can last for life. Incision is suitable for double eyelid surgery under any eye condition. Its disadvantage is that the postoperative recovery period is long, and it usually takes more than 3-6 months to fully recover.