Evaluate the Safety and Tolerability of Multiple Doses of JMT206 Injection in Obese Participants

1. Age 18~65 (including threshold values), male or female participants;

2. BMI ≥ 30 kg/m²;

3. Weight change <5% within the 3 months prior to screening

4. Voluntarily sign the informed consent form before the trial..

1) Those known to have a history of allergy to any component or related preparations in the investigational drug and its excipients, or have severe allergic diseases or allergic constitution; 2) Participants with a history of diabetes mellitus or hypoglycemic episodes; 3) Obesity is related to medication or diseases; Or weight gain caused by non-fat content; or monogene mutationsobesity; 4) History of weight loss surgery and/or treatment within the past year; 5) History of severe gastrointestinal disease or gastrointestinal surgery, clinically significant gastric emptying abnormalities, or long-term use of medications directly affecting gastrointestinal motility; 6) Having comorbidities known to affect skeletal muscle proteins; 7) A history of acute or chronic pancreatitis; 8) Acute gallbladder disease within one year prior to screening; 9) Previous or family history of medullary thyroid carcinoma or type 2 endocrine adenomatosis; 10) Severe cardiovascular or cerebrovascular events within 6 months prior to screening; 11) Any type of treated or untreated malignant tumor within 5 years prior to screening; 12) History of severe mental illness; 13) Use of drugs or products that may cause weight changes within 3 months prior to screening; 14) Use of drugs or products affecting skeletal muscle synthesis within 3 months prior to screening; 15) Participants deemed otherwise unsuitable for this trial by the investigator.