Glycated blood glucose refers to glycated hemoglobin, 8.98% is more serious, belongs to the poor control of blood glucose, need to adjust the glucose-lowering treatment under the guidance of the doctor. Glycated hemoglobin is an evaluation of diabetic patients with good or bad glycemic control indicators, reflecting the average level of glycemic control in the recent 2 to 3 months, the general recommendation of glycated hemoglobin is less than 7%, on the age of the younger, no complications in diabetic patients is best to control the 6.5% or less. When the glycated hemoglobin is 8.98%, it indicates that the blood sugar control is not good in the recent 2~3 months. It is necessary to actively consult the doctor and adjust the treatment plan under the doctor’s guidance, including lifestyle intervention and medication adjustment, to further control the blood sugar and to review the blood sugar and glycated hemoglobin regularly.