Liu, professor, chief physician, postgraduate tutor of Beijing University of Chinese Medicine. Former director of health rehabilitation department of Beijing University of Chinese Medicine, former member of academic committee of Beijing University of Chinese Medicine. At present, he is the president of the Health Rehabilitation Professional Committee of Chinese Medicine Association, the vice-chairman and director-general of the Medical Health Rehabilitation Professional Committee of China Gerontology Association, the vice-chairman of the Chinese Medicine Rehabilitation Professional Committee of China Disabled Persons' Federation, the expert of the Scientific Research Achievement Award Evaluation Committee of Chinese Medicine Association, the expert committee member of China Health Food Association, the academic committee member of China Health Science and Technology Association, and the national standing committee member of the Translation Society of Chinese Medicine Association. , and was included in the "list of outstanding medical experts in the world" published by Hong Kong.

Engaged in teaching, clinical and scientific research at home and abroad for nearly 40 years. 199 1 studied in the medical school of Ohio university, 1998-2000, taught in middlesex university, England, and gave clinical guidance on traditional Chinese medicine. He has been to the United States, Britain, Ireland, Japan, Hong Kong and other countries and regions to participate in international academic exchange activities of traditional Chinese medicine and health care, and has gained a high international reputation.

He published academic papers and articles in national core journals and other academic journals, such as "Current Situation of Experimental Research on Anti-aging of Single Traditional Chinese Medicine" and "2 1 New Concept of Scientific Health Preservation in the Century", and was the chief editor of the first book "Health Preservation of Traditional Chinese Medicine". Editor-in-chief and editor-in-chief of more than 20 Chinese medicine textbooks and books on health care and rehabilitation, such as Encyclopedia of Health Care, Middle-aged and Elderly People and Health Care, China Traditional Health Care Law and Family Chinese Medicine. And bilingual health care of traditional Chinese medicine, basic theory of traditional Chinese medicine, prescription science, etc. 10.