1987- 1988 dynamite room technician of state machinery industry Committee 2 10
1988- 1990 Assistant Engineer, Explosives Bureau Research Office, North China Industry (Group) Corporation
1990- 1997 Office of Deputy Director, Director and General Manager of General Office of China Ordnance Industry Corporation.
1997- 1999 Deputy General Manager of China North Chemical Industry Group Corporation (during this period: 1994- 1997 MBA from School of Management, Beijing Institute of Technology; 1997- 1998 Deputy Director of Ren Guoying 375 Factory)
1999-2003 Director of the General Office of China Ordnance Industry Corporation (during the period: studied at New Jersey State University in the United States in 2000-2000)
2003-20 13 Deputy General Manager and Member of the Party Group of China Ordnance Industry Corporation (during this period: Chairman of North Real Estate Development Co., Ltd. from 2000 to 2006; In 2004-2005, the Central Party School studied in a one-year youth class; 2004-2006 Chairman of Liaoning North Jinhua Polyurethane Co., Ltd.; 2005-20 10 Chairman of North Nitrocellulose Co., Ltd.; 2005-20 1 1 Chairman of Beijing Aoxin Chemical Technology Development Co., Ltd.; 2006-2009 Chairman of Liaoning Huajin Chemical (Group) Co., Ltd.; 2007-20 10, Ph.D. student majoring in materials science and engineering, School of Chemistry, Nanjing University of Science and Technology; 2008-20 13 Chairman of Baotou Beiben Heavy Truck Co., Ltd.)
20 13—— Director, General Manager and Party Member of China Ordnance Industry Corporation.