Dr. Ren is from China. He received his medical degree from Capital Medical University (Beijing) in 1998 and was certified as an orthopedic surgery specialist by the Beijing Health Bureau in 2004. He completed his Ph.D. in Minimally Invasive Spinal Surgery at Aarhus University (Denmark) in 2009.
Dr. Ren started his medical career at Beijing Friendship Hospital in the Department of Orthopedic Surgery. He then worked as a full-time clinical doctor in the Orthopedics Department of a hospital in northern Denmark, dealing mainly with trauma and fracture patients.
Dr. Gang has researched various topics in orthopedics including spinal surgery, and his work has been published in Chinese and international medical journals. He has also attended several international medical conferences as both an attendee and a presenter.