One hour postprandial blood glucose 13.6mmol / L is generally considered serious. For undiagnosed diabetic people, if accompanied by “three more and one less” symptoms can be diagnosed as diabetes, need to be treated as soon as possible; for diabetic patients, generally belong to the glycemic control does not meet the standard, need to adjust the treatment as soon as possible. One hour postprandial blood glucose is generally a random blood glucose, random blood glucose ≥ 11.1mmol / L and at the same time there are “three more and one less” clinical manifestations, can be diagnosed as diabetes mellitus. Treatment is needed as soon as possible, including diet, exercise and medication. For diabetic patients, generally need to control non-fasting blood glucose does not exceed 10.0mmol / L, so the one-hour postprandial blood glucose 13.6mmol / L belongs to the control of sugar does not meet the standard, need to adjust the treatment as soon as possible. The occurrence of one hour postprandial blood glucose 13.6mmol / L, it is recommended to go to the hospital.