Glycated hemoglobin 7.1%, if the combination of “three more and one less” diabetes symptoms, can be considered as diabetes, recommend timely medical attention. Glycated hemoglobin is the product of hemoglobin and sugar conjugate in red blood cells, which can reflect the blood glucose level of the human body in the past 2 to 3 months, clinically as an assessment of blood glucose as well as diabetes control and monitoring of the indicators, the normal value of 4% to 6%, the reference range of the normal of the different laboratory tests will be a certain difference. In China, glycated hemoglobin is recommended to be used as an additional diagnostic standard for diabetes in medical institutions that use standardized testing methods and have strict quality control, and the condition for diagnosis is that the glycated hemoglobin is greater than or equal to 6.5%. If the glycosylated hemoglobin is 7.1%, which is higher than normal, it suggests that the blood glucose level has been high recently, and if it is accompanied by three more and one less diabetic symptom, it can be considered as diabetes mellitus. If the diagnosis of diabetes mellitus is confirmed, blood glucose should be controlled in a timely manner through dietary adjustments, exercise therapy, or medication to prevent complications.