Blood glucose fourteen points after meals is more serious, two hours after meals or random blood glucose more than 11.1 mmol / L, indicating that there may be diabetes or diabetic patients with poor glycemic control, it is recommended to consult a doctor in a timely manner, follow the doctor’s instructions to take or adjust the medication, in order to avoid the occurrence of diabetic complications. If there is no history of diabetes, two hours after a meal or random blood glucose level of more than fourteen points, at the same time there are “three more than one less” symptoms of diabetes, review can be diagnosed as diabetes. If the patient is diabetic, sugar control goals are generally non-fasting blood glucose does not exceed 10.0mmol / L, postprandial blood glucose more than fourteen points, indicating poor glycemic control, easy to combine a variety of acute and chronic complications, such as diabetic ketoacidosis, diabetic nephropathy, diabetic retinopathy, etc., are prone to trigger more serious consequences. Postprandial blood sugar fourteen points more need to go to the hospital in time, improve the relevant examination, under the guidance of the doctor standardized treatment.