2002— | Vice-President, China Energy Conservation Investment Corporation | |
1997—2003 | Chief Engineer, Ministry of Electronics Industry, No. 13 Research Institute | |
1991—1997 | Senior Engineer, Ministry of Electronics Industry, No. 13 Research Institute | |
1991—1997 | Deputy Chief Engineer, Ministry of Electronics Industry, No. 13 Research Institute | |
1989—1991 | Engineer, Ministry of Electronics Industry, No. 13 Research Institute |