Shengjiaxin Facial Sculpture Center! ! It is safe and reliable to use long arc osteotomy of mandibular angle. Characteristics of mandibular angle surgery in Sheng Jiaxin's facial sculpture center: Characteristics of mandibular angle surgery: 1 Angular osteotomy with long mandibular curve can reshape the position and shape of mandibular angle, and there will be no "horse face" deformity caused by missing mandibular angle. Angular osteotomy of mandibular long curve can avoid the appearance of the second angle of mandibular angle caused by straight osteotomy, and make the mandibular shape smooth and natural.