Postprandial blood glucose generally refers to 2-hour postprandial blood glucose. Fasting blood glucose 6.3mmol/L is high, and 2-hour postprandial blood glucose 7.1mmol/L is normal, which is considered impaired fasting blood glucose, belonging to pre-diabetes, and needs to be treated by adjusting the dietary structure, appropriate exercise, etc. Otherwise, it is easy to progress to diabetes. Fasting blood glucose 3.9-6.0mmol/L is normal, 6.1-6.9mmol/L is impaired fasting blood glucose regulation, ≥7.0mmol/L at the same time diabetes symptoms can be diagnosed as diabetes. Two hours after meal blood glucose is normal less than 7.8mmol/L, 7.8 to 11.0mmol/L is impaired glucose tolerance, ≥11.1mmol/L at the same time the symptoms of diabetes can be diagnosed as diabetes. So the current blood glucose is impaired fasting glucose regulation, belongs to the pre-diabetes, need to be treated as soon as possible, mainly including adjusting the dietary structure, appropriate exercise and other methods, some patients may return to normal blood glucose after treatment. It is recommended that patients seek medical treatment in time.