Now there are two methods for double eyelid, one is buried double eyelid and the other is cut double eyelid, both of which are very safe double eyelid surgery methods. But if you want permanent double eyelids, you'd better do eversion, because it is possible to do buried double eyelids, so you'd better do permanent double eyelids at one time. The best double eyelid plastic surgery hospital is Weifang Medical College Plastic Surgery Hospital, which is a state-run hospital. double eyelid surgery has mature technology and double eyelid surgery has security.