If fasting blood glucose 9.5mmol / L is more serious, combined with typical symptoms can be diagnosed as diabetes, should control diet, moderate exercise, and take hypoglycemic drugs under the guidance of a doctor; if it is 2 hours after the meal blood glucose, may be pre-diabetes, diet and exercise control first; if it is the other time point of the blood glucose measurement, then the specific circumstances of the specific analysis. 1. Diet control: Strictly control the total calories, reduce the intake of food with high sugar content (such as steamed bread, rice, cream cake, etc.), eat small meals, eat high-fiber food (such as celery, corn, etc.), and eat a light diet. 2. Exercise therapy: according to the disease condition, physical condition and working environment, one should choose the exercise mode suitable for oneself, such as walking, swimming, cycling, etc., but the exercise should not be too strong. 3. Medication: After diagnosis of diabetes mellitus, medication such as insulin and hypoglycemic drugs (e.g. metformin, pioglitazone, etc.) should be used under doctor’s guidance. When there is a blood sugar 9.5mmol / L, you should consult a doctor in time, under the guidance of the doctor treatment.