Fasting blood glucose 5.3mmol / L, 1 hour postprandial blood glucose 14mmol / L, need to improve the postprandial blood glucose and further examination to confirm the diagnosis of diabetes mellitus, diabetes mellitus treatment is generally health education, medical nutritional therapy, exercise therapy, medication and so on. Clinical generally not based on 1 hour postprandial blood glucose, mainly fasting blood glucose and postprandial blood glucose 2 hours blood glucose results as the basis. With diabetes symptoms (excessive drinking, excessive eating, excessive urination, weight loss), coupled with fasting blood glucose greater than or equal to 7.0 mmol/L, or OGTT 2-hour blood glucose greater than or equal to 11.1 mmol/L, or random blood glucose greater than or equal to 11.1 mmol/L, the diagnosis of diabetes mellitus can be considered. 1. Health education: Every diabetic patient should receive comprehensive diabetes health education, fully understand diabetes and master self-management skills. 2. Medical nutritional therapy: Follow the doctor’s instructions to determine a reasonable total energy intake, distribute all kinds of nutrients in a balanced way, and restore and maintain an ideal body weight. 3. Exercise therapy: it plays an important role in the management of diabetes mellitus. Exercise can increase insulin sensitivity, which is conducive to the control of blood glucose and body weight. 4. Medication: There are mainly oral drugs and injectable drugs, oral drugs such as metformin and injectable drugs such as insulin. If it is determined to be diabetes mellitus after examination by a doctor, the doctor will determine the treatment and medication program according to the severity of the patient and the specific physical condition.