To do mandibular angle bone grinding, you must first find out whether you have a large skeleton. If you have a large skeleton, your mandible will be at a right angle or even an acute angle. The effect of this kind of surgery is better. Generally, the mandibular angle will be slimmed down. For plastic surgery hospitals, it is recommended that you go to a large hospital, a professional hospital, or if possible, it is better to go to a well-known hospital in South Korea. After all, South Korea's technology, experts, and instruments are very authoritative. I hope you are satisfied with my answer.