Evaluate the Safety and Efficacy of Sinocare CGM System Regarding Real Time Glucose Level Monitoring

Inclusion Criteria: 1. Aged ≥18 years, male or female; 2. Clinically diagnosed with diabetes; 3. Being willing to wear the investigational device for the duration set according to its service life, and conduct glucose monitoring; 4. Consent to participate in this clinical study, and sign the Informed Consent Form (ICF). Exclusion Criteria: 1. Disagree to wear the investigational device continuously according to the requirements of the trial; 2. Refuse venous blood collection for 7 consecutive hours (every 15 minutes) on a certain day during the trial; 3. Plan to undergo magnetic resonance imaging (MRI) during the clinical trial; 4. With diffuse subcutaneous nodules at the wearing site of the investigational device; 5. Have a history of diabetic ketoacidosis or hyperosmolar hyperglycemic state within the 6 months prior to screening; 6. With mental disorders, lack of self-control and inability to express clearly; 7. Have participated in any other clinical trial within the past 1 month; 8. Where the investigator thinks not suitable for being enrolled.