Clinical wound healing for diabetic patients needs to be determined according to the severity of the patient’s wound, and the specific wound healing measures are as follows: 1. For infected wounds, active infection control treatment is required, insulin is given to control blood sugar, so that blood sugar control is up to standard. Fasting blood sugar control below 7mmol/L, 2 hours after meal blood sugar control below 10mmol/L. Increase nutrition and proper supplementation of protein food intake to facilitate the healing of the incision. 2. For the healing of clean incision, active blood glucose control should be given to make the blood glucose control reach the standard, while increasing nutrition and proper supplementation of protein food intake can promote the healing of the incision and avoid the occurrence of infection.