| 2005— | Managing Director, Sinotrans Limited | |
| 2005— | Vice-President, Sinotrans Limited | |
| 1997—2005 | Managing Director, China Foreign Trade Transportation Corporation | |
| 1997—2005 | Vice-President, China Foreign Trade Transportation Corporation | |
| 1991—1997 | Deputy Director, Ministry of Foreign Trade and Economic Cooperation, Finance Department | |
| 1991—1997 | Deputy General Manager, China National Machinery and Equipment Import and Export Corp. | |
| 1991—1997 | Deputy Director General, Ministry of Foreign Trade and Economic Cooperation, Audit Bureau for Auditing Administration |