Inclusion criteria:  Age ranged 20-65. Under judicially supervised outpatient-based methamphetamine abuse treatment program  Exclusion criteria:  Major disorders other than substance use disorders in Diagnostic and Statistics Manual-5 (e.g. Schizophrenia, organic brain syndrome, and bipolar disorders). Epilepsy, head trauma, migraine, cardiovascular comorbidity, atypical parkinsonian disorder patients with heart pacemakers, implanted drug delivery aids, artificial electronic ears, implantable defibrillators, and/or implanted nerve stimulators, and near the implants mentioned above. patients who have metal implants in their bodies, as well as those with metal implants. people who have damaged skin in areas of the patient's body that receive stimulation. patients with multiple sclerosis. patients who have extensive ischemic scarring. pregnant women. patients with a family history of spasms/epilepsy patients taking medications that may lower the seizure threshold. patients with severe sleep disorders related to previous rTMS treatment. patients with severe heart disease patients with intracranial stress caused by uncontrollable migraines. people who have been evaluated by a physician as unfit to participate in clinical trials.