Glycated hemoglobin 7.1%, if there are “three more and one less” symptoms of diabetes, is diabetes. Glycated hemoglobin is the product of hemoglobin binding to sugar in red blood cells, which can reflect the average level of blood glucose in the body over the past 8 to 12 weeks, and is often used clinically as a monitoring indicator for assessing blood glucose and diabetes control. Normal glycosylated hemoglobin ranges from 4.0% to 6.0%. Glycosylated hemoglobin over 6.5%, and at the same time there is excessive drinking, excessive food, excessive urination, weight loss “three more and one less” clinical signs, can be used as a basis for the diagnosis of diabetes. Glycated hemoglobin of 7.1% is recommended to consult a doctor in time to further improve the fasting blood sugar, glucose tolerance and other related tests.