Zhao Zhixin, former teacher of Beijing Sport University. In 2000, he was approved by the State Sports General Administration as a national social sports instructor. He is currently the Secretary-General of the Beijing Scientific Fitness Expert Lecturer Group, a member of the expert group of the Beijing Municipal Government 143 passbook project (responsible for mass fitness), the chief lecturer of Nordic hiking in the Physical Education Institute of the State Sports General Administration, the technical director of the Xuan Yin Fitness Center for the Elderly in Beijing Yuetan Community, the national social sports instructor, the technical director of the Healthy Walking Promotion Center of the Industry Training Department of China Athletics Association, and the director of the china health care association Osteoporosis and Osteoarthropathy Research Association. Executive director of Beijing Brain Defense Office, director of China Marriage and Family Research Association, director of Beijing Youth Federation, physical fitness coach signed by China National Fencing Team, vice chairman of Beijing Long-distance Running Club, chief expert of state-owned enterprise alliance health engineering sports health expert group, director of Beijing Sub-health Society.

He has repeatedly produced special scientific fitness programs on CCTV, Beijing TV and Beijing People's Broadcasting Station.

From 1997, in the lecture tour of popular science, we participated in sports to create a wonderful life, middle-aged and elderly people's physique and health, women's correct health concept and scientific fitness, osteoarthropathy and sports health care, healthy walking and running, college students' physique and health, teenagers' physique and health, national fitness, and so on.

He has recorded CDs such as "National Fitness, Fighting SARS" and "Strengthening the Body and Strengthening the Bone". He is the author of such books as Aerobic Fitness Walking, Want to Talk to Fitness Players, Bodybuilding and Skeleton Exercise, Athletes Without Stiffness, and Women's Physique and Health.

1985 won the second prize of national scientific and technological progress and the first prize of sports scientific and technological progress. In 2007, his book Aerobic Fitness Walking won the "Third Beijing Excellent Popular Science Works Award", which made outstanding contributions to the combination of medical care and physical fitness.