Inclusion Criteria:
* 1.Capable of understanding and voluntarily signing the written informed consent form.
2.Male or female aged ≥18 years (inclusive). 3.Fulfills diagnostic criteria for type 2 diabetes mellitus. 4.Previous glycemic control managed exclusively through diet and exercise therapy, with no prior exposure to any glucose-lowering or diabetes-related medications.
5.HbA1c at randomization: 7.0% ≤ HbA1c ≤ 9.0%. 6.Fasting plasma glucose (FPG) at randomization: FPG ≤ 11 mmol/L. 7.Body mass index (BMI) at randomization: 18 ≤ BMI ≤ 35 kg/m². 8.Agrees to maintain consistent dietary and exercise habits throughout the trial period.
Exclusion Criteria:
* 1.Known hypersensitivity to any component of the investigational product, chemically related compounds, or excipients.
2.History of diabetic ketoacidosis, type 1 diabetes, pancreatic/β-cell transplantation, or diabetes secondary to pancreatitis/pancreatectomy.
3.Acute coronary syndrome (STEMI/NSTEMI/unstable angina), stroke, or transient ischemic attack (TIA) within 3 months prior to informed consent.
4.Congestive heart failure (NYHA Class III-IV). 5.Uncontrolled hypertension (systolic BP ≥180 mmHg or diastolic BP ≥110 mmHg). 6.Hepatic impairment: ALT, AST, or ALP \>3×ULN at screening. 7.Severe renal impairment (eGFR \<25 mL/min/1.73m²). 8.Chronic gastrointestinal disorders with significant malabsorption. 9.Conditions potentially aggravated by intestinal gas (e.g., Roemheld syndrome, severe hernia, intestinal obstruction/ulceration).
10.Bariatric surgery or malabsorptive gastrointestinal procedures within past 2 years.
11.Anti-obesity medications within 3 months prior to consent or weight instability at screening.
12.Malignancy (except basal cell carcinoma) within 5 years and/or active cancer therapy.
13.HIV infection. 14.Severe peripheral vascular disease. 15.Hematological disorders causing hemolysis/erythrocyte instability (e.g., malaria, babesiosis, hemolytic anemia).
16.Current systemic corticosteroid use, thyroid hormone dose changes within 6 weeks, or uncontrolled endocrine disorders (excluding T2DM).
17.Substance abuse within 3 months or chronic conditions potentially compromising compliance.
18.Pregnancy, lactation, or unwillingness to use effective contraception (females/males).
19.Participation in other clinical trials within 30 days prior to screening. 20.Any other condition deemed unsuitable by the investigator.
