Nose reduction plastic surgery process: make a nostril margin incision along the anterior edge of medial foot and lateral foot of alar cartilage; Through the incision, the skin is separated from the alar cartilage below; Trim the adipose tissue on the surface of alar cartilage, and then remove most of the upper and lateral parts of alar cartilage, leaving only one ┴-shaped cartilage in the middle and edge. Suture the incision.