1996-now: Research fellow and professor of integrated Traditional Chinese Medicine and Western Medicine on cancer and asthma in International Chinese Medicine Cancer Research Center of Israel, as a cancer and asthma medical doctor, and Tel-Hashomer Hospital, Tel-Aviv University.
1988-1996: Oncologist and pulmonary doctor in charge and deputy research fellow of Integrated Traditional Chinese Medicine and Western Medicine of Xi Yuan Hospital of China Academy of Traditional Chinese Medicine, specialized in cancer and Asthma.
1975-1987: Teaching assistant of internal medicine and oncologist in oncology department of Medical College In He Bei province of China, including 1980-1983 medical doctor in emergency department of Bejing Xie He Hospital.