Prof Yan received his accreditation as Shanghai Master Physician by the Ministry of Health, China in year 1995. He is also Emeritus Professor in Chinese Medicine for University of Hong Kong and Emeritus Adjunct Professor of Faculty of Medicine for The Chinese University of Hong Kong. He was also awarded the Honorary Doctorate by London Metropolitan University UK and Huachiew Chalermprakiet University of Thailand. He is former Dean of SUTCM and former director of Shanghai Research Institute of TCM. He also serves as Vice Chairman of Division of Internal Medicine for China Association of Chinese Medicine and Chairman for Shanghai TCM Association.Prof Yan has also extensive experience in internal medicine, cardiovascular diseases and other complex medical disorders.