A wide chin is related to genetic factors and does not need to be treated. If you feel that it is not aesthetically pleasing enough, you can inject hyaluronic acid or place an implant to make your chin pointy, and if necessary, you can consider mandibuloplasty. 1. Hyaluronic acid injection: For people with a wide chin who do not want to have surgery, hyaluronic acid can be injected locally. Hyaluronic acid is a filler that can be injected into the chin to sharpen it. 2. Placement of prosthesis: For people with a wide and short chin, you can also choose to locally place a prosthesis, through surgery to make a small incision in the mouth, artificial jaw prosthesis into the jaw area, so as to play the purpose of beautifying the jaw. 3. Mandibuloplasty: If the chin is wide and long, you can choose mandibuloplasty, according to the location of the surgical incision can be divided into two types of surgery, respectively, intraoral incision method, the lower edge of the jaw incision method. Wide chin want to improve should go to the local formal hospital, choose professional doctors to consult, avoid going to irregular clinics, otherwise the risk of surgery is greater.