| 2008— | Vice-President, Chinese Academy of Sciences Beijing Municipality | |
| 1995—2006 | Associate Research Fellow, Chinese Academy of Sciences, Electronics Research Institute Beijing Municipality | |
| 1995—2006 | Research Fellow, Chinese Academy of Sciences, Electronics Research Institute Beijing Municipality | |
| 1995—2006 | Assistant to Director, Chinese Academy of Sciences, Electronics Research Institute Beijing Municipality | |
| 1995—2006 | Executive Deputy Director, Chinese Academy of Sciences, Electronics Research Institute Beijing Municipality | |
| 1995—2006 | Director, Chinese Academy of Sciences, Electronics Research Institute Beijing Municipality | |
| 1992—1995 | Doctoral Candidate, Chinese Academy of Sciences, Electronics Research Institute Beijing Municipality | |
| 1989—1992 | Teacher, Taiyuan University of Technology Shanxi Province, Taiyuan City |