2001— | Executive Director, IRICO Electronics Group Corporation | |
2001— | Vice-Chairman, IRICO Electronics Group Corporation | |
1995—2001 | Director, IRICO Electronics Group Corporation | |
1990—1995 | Factory Manager, Shaanxi Color Picture Tube Plant, Phosphor Powder Factory | |
1990—1995 | Factory Manager, Shaanxi Color Picture Tube Plant, Phosphor Glass Factory |