Dr. Wang Jian, professor at the Institute of Sports Science and Health Engineering, Zhejiang University. He is a member of the High-level Expert Group of Early Childhood Sports of the National Sports Administration of China and the chairman of the Zhejiang Children's Physical Education Association. He has been engaged in neuromuscular system exercise physiology, rehabilitation engineering and children's exercise physiology for a long time. He has published 20 books such as "Advanced Course in Exercise Physiology" and published more than 200 papers.