Zhang Qiang, graduated from the Second Military Medical University, doctor of medicine, postdoctoral, Professor, chief physician, doctoral supervisor. At present, he is the director of orthopedics department of Beijing Ditan Hospital Affiliated to Capital Medical University. Group leader of the surgery group of the expert committee of China Association for STD and AIDS prevention, vice group leader of the surgery group of the tropical diseases branch of Chinese Medical Association, member of the spine surgery branch and the infection group of Chinese Medical Education Association, member of the spine infection group of Chinese Rehabilitation Medical Association, member of the digital orthopedics group of the biomedical engineering branch of Chinese Medical Association, and cervical spondylosis group of Chinese rehabilitation Society Member, international society of orthopedic and trauma surgery (sicot), China Trauma Society, China Rehabilitation Medical Association, China Rehabilitation Medical Association, China Rehabilitation Medical Association, China Rehabilitation Medical Association, China Rehabilitation Medical Association, China Rehabilitation Medical Association, China Research Hospital Association, minimally invasive surgery professional committee, surgery and cell therapy Academic Committee, China Rehabilitation Medical Association He is a member of the bone defect and osteonecrosis group of the professional committee of surgery, and serves as the editorial board member of core journals such as Chinese medical journal, Journal of neck and low back pain, Journal of spine surgery, and Chinese Orthopedic Journal. He has published more than 80 papers, 3 monographs edited by deputy editor in chief and 9 monographs participated in editing. As the main finisher, he presided over 6 national and military projects, won 4 national and military science and technology progress awards and 13 national patents. At present, he has undertaken 4 subjects, mainly including infection related orthopedics, spine surgery, trauma orthopedics and joint surgery.