The deepening between people can't make people shorter. The deepening operation is suitable for people with flat upper lip and no one or shallow. According to American plastic surgery experts, deepening surgery is to remove the subcutaneous connective tissue of the front lip, rebuild the orbicularis oris muscle ring, and sew the skin with muscles several times at the sulcus of the human body. Deepening surgery is to correct the human body by performing surgery in the human body or deepening the human spine. The main surgical method used in this operation is to remove the connective tissue at the lower part of the upper lip, and then reconstruct the orbicularis oris muscle ring internally. Finally, the skin and muscles are stitched together by stitching to produce a deepened person. This operation is mainly suitable for people who are flat or shallow or even nobody.