2013— | Vice-Mayor, People's Government Tianjin Municipality | |
2008—2013 | Director, Economic and Technological Development Zone Tianjin Municipality | |
2006—2008 | General Manager, China Petroleum Industry Corporation, Dagang Petroleum Field Corp. Tianjin Municipality | |
2002—2006 | President, Jilin Petroleum Group Co., Ltd | |
2000—2002 | Engineer, Jilin Petroleum Group Co., Ltd |