Pre-operative care: Pre-operative examination should be done to assess the growth, development, nutrition and health status of the child to determine the ability to tolerate anesthesia and surgery. Preoperative skin preparation, the skin of the papillary area of the head and face should be observed for ulcers, boils, carbuncles, etc.; preoperative male shave short hair, female can cut and shave the hair as shown and wash the knot, do not have to shave all the hair, shave the hair to avoid scratching the skin. Preoperative abdominal breathing training can be increased appropriately to adapt to the postoperative needs. The day before surgery for antibiotic skin test, etc. For general anesthesia, diet is prohibited in the early morning of the operation day. Pre-operative medication should be given half an hour before surgery as prescribed by the doctor. Postoperative care: Before waking up from general anesthesia after surgery, the patient should lie flat on the pillow with the head on the healthy side. Six hours after waking up from general anesthesia, a small amount of water can be given to gradually enter the general diet. After surgery, the head should be tilted to the healthy side and the reconstructed ear should be semi-exposed. The skin color should be observed daily, and those with blood scabs should be washed in time. The syringe of the drainage tube in the operation area should be kept under low negative pressure, paying attention to the amount and color of drainage fluid; the chest and abdomen should be bandaged with pressure to pay attention to the presence of exudation. Postoperative antimicrobial drip to prevent infection. The stitches were removed in 7-8 days in the abdomen taking the rib area. In the second stage of surgery, the sutures of the post-ear pile and the abdominal donor area were removed in 10 days. Discharge instructions: The gauze can be removed two days after the stitches are removed from the abdomen. The ear area can be fully exposed after returning home. Avoid pressure and massage on the reconstructed ear while sleeping, and do not wear glasses. The sutures that have not yet fallen off can be removed after one month of outpatient review, and regular follow-up visits can be made thereafter.