It is best to stay in hospital for 2-3 days after mandibular angle plastic surgery, during which it is best to squeeze and bandage the wound for about a week, which can effectively prevent postoperative discomfort and swelling. Don't massage your face for three months after operation, and try to avoid touching the surgical site. It is best to eat some liquid food within one week after mandibular angle plastic surgery, and avoid some spicy food and biting hard food within three months. You can consider going to Syndicate Reina Plastic Surgery Hospital in Korea, which is the authoritative hospital for cosmetic surgery in Korea.