At present, there are several cases in which double eyelid surgery can be performed, except for double eyelids that are too wide, for which there is no good repair method. For double eyelid repair to be successful, double eyelid repair surgery requires redesigning the double eyelid incision line and removing as much of the original incision scar as possible, so there is a lot to be aware of before surgery. In addition to preoperative preparation, postoperative care is also a critical factor in determining the success of double eyelid repair.