1. Mandibular angle plasty was performed by oral approach, and there was no scar on the body surface after operation.

2. There are many cases and experiences of mandibular angle plastic surgery.

3. The mandibular angle plastic surgery takes a short time, generally it only takes about 60 minutes from the beginning to the completion of the operation, and the postoperative recovery is fast.

4. Different osteotomy methods are used in mandibular angle plastic surgery according to different face types and mandibular angle types.

5, the mandibular angle plastic osteotomy is accurate, ensuring that the face shape is obviously improved.

6. Combined osteotomy of the lower edge of mandibular angle can be done, which has a special improvement effect on the big face, long face and generous face caused by excessive mandible, making the face smaller and more refined.