The success rate of alar hypertrophy is generally good. Nasal alar plastic surgery is aimed at various problems of nasal alar. Common alar plastic surgery includes alar reduction, alar adduction, alar resection and alar thinning. Too fat, too thick, too wide and too big on both sides of the nose will affect the beauty of the nose. Clinically, the appropriate surgical method will be selected according to the aesthetic defect shape of individual alar.