Effect of Electroacupuncture on Obesity

Inclusion Criteria: 1. Male or female participants aged 18-65; 2. Participant whose BMI is ≥24.0 kg/m2; 3. Participants whose HbA1c measurement of 5.7-6.4% both inclusive, or fasting plasma glucose measurement ≥ 6.1 mmol/liter and \<7.0 mmol/liter, or 2-hour plasma glucose measurement post-challenge (oral glucose tolerance test) ≥7.8 mmol/liter and \<11.1 mmol/liter; 4. Participants with stable weight within 3 months before the start of the trial, fluctuated within 4 kg; 5. Participants who voluntarily agree with the investigation and sign a written informed consent form for the clinical trial. Exclusion Criteria: 1. Patients with secondary obesity caused by drugs or neuro-endocrine-metabolic disorders (such as hypothalamic disease and hypopituitarism); 2. Patients who have been diagnosed with type I or type II diabetes; 3. Patients who are taking medication which cause clinically significant weight gain or loss; 4. Patients whose Hamilton 17-item Depression Scale (HAMD-17) score \>18 or have a history of other severe psychiatric disorders; 5. Patients with severe ulcer, abscess and skin infection at the local acupuncture area; 6. Patients with severe diseases of multiple organs, such as heart, brain, lungs, liver, kidneys, hematopoietic system or other serious diseases; 7. Participants who have joined in other clinical trials or studies within the past 1 month; 8. Pregnant or lactating women.