Plastic surgery features: 1. High aesthetic requirements and clever design of surgical incisions. Plastic surgery incision design, in addition to a clear field of view exposure, to facilitate surgery, more importantly, the incision design in the hidden parts of the body or in the natural folds of the skin or the edge of the anatomical subcosmetic units, to achieve the purpose of hidden, beautiful; 2, fine operation, high technical requirements. Plastic surgery, due to the need to achieve higher cosmetic requirements, requires more delicate operation, emphasizing the love of tissue in surgery, using more sharp separation techniques, using bipolar electrocoagulator to stop bleeding, and avoiding as much as possible the use of electric knife, monopolar electrocoagulator, which have greater heat damage instruments; 3, various means of repair and reconstruction. When due to tumor removal, trauma and other reasons caused by tissue defects, plastic surgery has its special advantages. Skin cut and transplantation, flap transfer repair, bone and muscle flap transplantation is the mastery of plastic surgery; 4, suture technology excellence. When the surgery is completed need to close the incision, plastic surgeons will be based on different clinical characteristics of different parts, the use of interrupted sutures, mattress sutures, blanket edge sutures, continuous intracutaneous sutures, continuous skin sutures, skin adhesive fixation free from sutures and other methods to close the wound, and strive to achieve the purpose of avoiding scarring.