August1983-August 1987, resident of Chinese Medicine Department, First People's Hospital of Hulan County, Heilongjiang Province.
1September 1987 to1July 1990, studied in Heilongjiang College of Traditional Chinese Medicine, and was a clinical postgraduate with a master's degree in medicine.
1July 1990 to1August 1994, worked as an attending physician in the acupuncture department of the Affiliated Hospital of Heilongjiang College of Traditional Chinese Medicine.
1April 1993 to1August 1994, studied immunology at the Institute of Immunology, University of Heidelberg, Germany.
1August, 994 ~ now working in the Chinese medicine department of Peking Union Medical College Hospital. /kloc-0 served as deputy chief physician in March, 1997; In September 2003, he was qualified as the chief physician of the Ministry of Health, and was hired as the chief physician (professor) of Union Medical College Hospital in 2005.