1987.07—2001.12 worked in Suining Shizhong District Forestry Bureau (1988. 10 served as deputy stationmaster of seedling station,1990.10—.
2001.12—2004.01Director of Science and Technology Bureau of Suining Central District and Chairman of Association for Science and Technology;
2004.0 1—2004.04 Member of the Preparatory Group of the Standing Committee of the People's Congress of Anju District, Suining City;
2004.04—— Deputy Director of the Standing Committee of the People's Congress of Anju District, Suining City.