| Qin Chaozhen Vice-Chairman of the CPPCC Hebei Provincial Committee |
| 1980—1983 | Acting Director, Xinji Chemical Plant | Hebei Province, Shijiazhuang Prefecture |
| 1980—1983 | Director, Xinji Chemical Plant | Hebei Province, Shijiazhuang Prefecture |
| 1968—1980 | Technician, Xinji Chemical Plant | Hebei Province, Shijiazhuang Prefecture |
| 1968—1980 | Engineer, Xinji Chemical Plant | Hebei Province, Shijiazhuang Prefecture |
| 1968—1980 | Deputy Section Chief, Xinji Chemical Plant | Hebei Province, Shijiazhuang Prefecture |
| 1968—1980 | Director, Xinji Chemical Plant | Hebei Province, Shijiazhuang Prefecture |
| 1968—1980 | Technician, Xinji Chemical Plant | Hebei Province, Shijiazhuang Prefecture |