1975.08—— 1979.07, educated youth of Erdaohezi Forest Farm of Jixi Mining Bureau;

1979.07—— 1983.07, majoring in special machinery;

1983.07—— 1984.09, shooting range technician of Qiqihar Jianhua machinery factory;

1984.09—— 1992.05, deputy director of shooting range of Qiqihar Jianhua machinery factory;

1992.05—— 1993.07, Deputy Director of Production Department of Qiqihar Jianhua Machinery Factory;

1993.07—— 1995.06, deputy chief engineer of Qiqihar Jianhua machinery factory;

1995.06——200 1.07, deputy director of Qiqihar Jianhua machinery factory;

2001.07 —— June 2005, General Manager and Supervisor of Qiqihar Jianhua Industrial Co., Ltd.;

2005.06—2007.02, Party Secretary and Director of Heilongjiang National Defense Science and Technology Office;

2007.02—— Chairman and Party Secretary of Heilongjiang Huaan Machinery Co., Ltd. ..