Hello, mandibular angle plastic surgery is a kind of plastic surgery that scientifically removes redundant bone tissue in oral cavity, reshapes mandibular angle curve and improves facial condition. Mandibular angle plastic surgery, if the plastic surgeon's skills are not in place, improper operation, it is easy to appear the sequelae of left and right asymmetry. It is suggested that it is safer and more reliable to go to a regular plastic surgery institution.