Please assess the completion status of the following clinical trial:

Trial Title: Comparative the Effect of Metformin and Acupuncture on Weight Loss and Insulin Sensitivity

Study Design Characteristics:
- Allocation: RANDOMIZED
- Intervention Model: PARALLEL
- Observational Model: None
- Primary Purpose: TREATMENT
- Time Perspective: None
- Masking: DOUBLE
- Phase: None
- Number of Arms: 2.0

Eligibility Criteria:
Inclusion Criteria:~* Who had been diagnosed with type 2 diabetes mellitus and has using Metformin monotherapy as well to control their diabetes during the period of this study as previously (500 mg one/two/three times per day)~* All patients were overweight according to BMI ≥25~Exclusion Criteria:~* Individuals with nephritic syndrome (urine protein over 3.5 g/day), edema or renal failure (serum creatinine over 115 µmol/L)~* Individuals who had been diagnosed with heart failure (NYHA Fc III-IV) or who had been a pacemaker implanted~* Individuals with abnormal liver dysfunction (GOT and glutamate-pyruvate transaminase (GPT) levels twofold above the normal range) or a diagnosis of liver cirrhosis~* Individuals with a high HbA1C level (HbA1C above 9 %)~* Pregnant women~* Individuals who were receiving insulin therapy already~* Individuals who receive other therapy or had any change at dosage during the period of therapy~* Individuals who were suffering from endocrine abnormalities such as Thyroid disease, polycystic ovary syndrome (PCOS), etc~* Individuals who were receiving weight loss medicine, anti depressant agents' or hormonal medicines during the last 3 months and the period of study~* Individuals who were suffering from a homeostasis disorder or other systemic disease~* Individuals who did not comply(signed informed consent) with the treatment during the study period

- Gender: ALL
- Minimum Age: 20 Years
- Maximum Age: 65 Years
- Healthy Volunteers: f

Study Arms:
- metformin & acupuncture (Type: EXPERIMENTAL): Metformin 500 mg (one/two/three times per day), to control their diabetes during the period of this study as previously, and acupuncture treatment including electro body acupuncture and Auricular acupuncture for 30 minutes, 10 times, every other day, for 3 weeks.
- metformin & placebo (Type: PLACEBO_COMPARATOR): Metformin 500 mg (one/two/three times per day), to control their diabetes during the period of this study as previously, and placebo acupuncture treatment, needling not in right acupoints and EA machine was switched off during 30 minutes of therapeutic time. For ear acupuncture was just used sticky layers without seeds. All placebo treatment used for 30 minutes, 10 times, every other day, for 3 weeks.

Based on this trial design, predict the completion outcome and termination type (if applicable).