Double eyelid surgery, the key is a regular national plastic surgery hospital or a military plastic surgery hospital. Director Yao Fei, an expert in plastic surgery, has more than 20 years of experience in double eyelid plastic surgery. You'd better go to a plastic surgery hospital, look at the works of plastic surgeons in double eyelid surgery, and see if the plastic surgeons are qualified as professors or members of the Society of Plastic Surgery. Seeing is believing!