| 2008— | Vice-Minister, Ministry of Environmental Protection | |
| 2008— | Member, Ministry of Environmental Protection CPC, Leading Party Group | |
| 2006—2008 | Deputy Director, Ministry of Environmental Protection (Formerly known as the State Environmental Protection Administration) | |
| 2006—2008 | Member, Ministry of Environmental Protection CPC, Leading Party Group (Formerly known as the State Environmental Protection Administration) | |
| 1998—2006 | Director, Ministry of Environmental Protection, Planning Departrment | |
| 1998—2006 | Director, Ministry of Environmental Protection, Administrative Office | |
| 1988—1998 | Deputy Director, Ministry of Environmental Protection, Personnel Department | |
| 1988—1989 | Director, Ministry of Environmental Protection, Environmental Policy Department | |
| 1988—1989 | Deputy Director, Ministry of Environmental Protection, Policies, Laws and Regulations Department | |
| 1973—1976 | Student, Beihang University (BUAA), School of Materials Beijing Municipality |