China Aerospace Science and Industry Group 731 Hospital is located in the southwest center of Fengtai District, Beijing. It is an eight-in-one integrating medical treatment, teaching, scientific research, prevention, health care, rehabilitation, physical examination and pre-hospital first aid. Mainly in cardiology, orthopedics and plastic surgery, it keeps pace with internal and external medicine, gynecology, children, eyes, mouth, otolaryngology, skin, traditional Chinese medicine, acupuncture and physiotherapy and rehabilitation medicine.