The current methods of blood glucose testing are intravenous blood glucose monitoring and fingertip blood glucose monitoring, the details are as follows: 1. Intravenous blood glucose monitoring, used for diabetes diagnosis as well as judging the diabetic condition, can detect fasting blood glucose, two-hour postprandial blood glucose, and understand the blood glucose control situation in the last three months, or can also check glycated hemoglobin; 2. Fingertip blood glucose monitoring, if you want to see the diabetic patient’s own blood glucose, that is, monitor the Blood sugar, you can choose fingertip glucose monitoring to check whole blood glucose. It is mainly used for monitoring the control of blood sugar after diabetes treatment, and it can detect fasting blood sugar, two-hour postprandial blood sugar and arbitrary blood sugar, which is more convenient.