Chiang Mai Ram Medical Business Public Co., Ltd. engages in providing medical services. It owns and operates Lanna Hospital, which specializes in internal medicine, cardiology; general practice; pediatric; orthopedic, general, and pediatric surgery; obstetric-gynecology; radiology; dentistry; anesthetic; ears, nose, and throat; and ophthalmology. The company was founded on October 17, 1974 and is headquartered in Chiang Mai, Thailand.