China famous dermatologist, chief expert of our hospital, doctoral supervisor, enjoys the special allowance of the State Council. Former Director of Institute of Dermatology, China Academy of Medical Sciences. 1948 graduated from Peking University School of Medicine and studied under the famous dermatologist Professor Hu Chuankui. He has served as an attending physician, deputy head of prevention and treatment research group, director of leprosy research room, director of academic Committee, professor and doctoral supervisor of Central Dermatology Institute. He used to be the chairman of the leprosy expert advisory committee of the Ministry of Health, the chairman of the China Leprosy Prevention and Control Association, the standing committee member of the Dermatology Committee of the Chinese Medical Association, the deputy editor of the Chinese Journal of Dermatology, the editor-in-chief of the foreign medical dermatology fascicle, the editor-in-chief of the China Journal of Leprosy, the member of the expert advisory committee of the World Health Organization, the director of the International Leprosy Society, the director of the Asian Dermatology Society, the editorial board member of the American Journal of Clinical Dermatology, the consultant of the China Prevention and Control Association and the consultant of the China Dermatology Society. He is also a deputy to the Sixth and Seventh National People's Congresses.