Concord Medical (CCM, 泰和诚医疗集团) is a company that operates a network of cancer hospitals, as well as radiotherapy and diagnostic imaging centers. It offers services including radiotherapy, gamma knife radiosurgery, ultrasound therapy, diagnostic imaging, thermotherapy for pain relief after radiotherapy and chemotherapy, etc. In addition, the company provides electroencephalography for the diagnosis of epilepsy, stereotactic radiofrequency ablation for the treatment of Parkinson's disease, and refraction and tonometry for the diagnosis of ophthalmic conditions.