To Evaluate the Efficacy and Safety of Multi-parameter Non-Invasive Glucose Sensors for for Blood Glucose Measurement

This was a prospective, multicenter, open-label, self-controlled study to evaluate the efficacy and safety of multi-parameter non-invasive glucose meters for blood glucose measurement，planned enrollment of 200 patients with type 1 or type 2 diabetes. Comparing glucose measurements from the Non-Invasive Glucose monitoring system to venous blood glucose or fingertip blood glucose to evaluate System accuracy capability.