Due to the difference in aesthetic standards between races, square-shaped faces are considered to be a manifestation of beauty in Europe and the United States, while in Asian countries, women are considered to be virtuous and gentle, and “goose egg face” and “melon face” are highly valued for their exquisite and soft facial contours. The “goose egg face” and “melon face” are highly valued for their delicate and soft facial contours. The most important part of the facial contour is the jaw angle plastic surgery. By removing the overly prominent part of the jaw angle, jaw angle surgery restores the normal jaw angle shape and transforms the face into a beautiful melon face. Jaw angle plastic surgery due to the hospital’s hardware facilities, anesthesia conditions and the doctor’s technical requirements are high, according to the revised Ministry of Health of the People’s Republic of China Decree (No. 19) – “Medical Beauty Services Management Measures”, Article 2 of the relevant provisions, jaw angle plastic surgery is the “Medical Beauty Project Grading Management Catalog” in medical cosmetic surgery The fourth level of the project. At present, the formal medical institutions that can implement the four-level project jaw angle plastic surgery only include: three plastic surgery hospitals and three general hospitals with medical aesthetic department or plastic surgery. The actual fact is that you will be able to get a lot more than just a few of these. The main aspects of jaw angle plastic surgery include the following: jaw angle osteotomy, jaw bone outer plate grinding or splitting, for patients with hypertrophy of the bite muscle also need to use Botox injection treatment.