| 2005— | Ambassador Extraordinary and Plenipotentiary, Chinese Embassy United States of America | |
| 2003—2005 | Vice-Minister, Ministry of Foreign Affairs | |
| 2001—2003 | Assistant Minister, Ministry of Foreign Affairs (In charge of American and Latin American affairs) | |
| 1998—2001 | Ambassador, Chinese Embassy Australia, Sydney | |
| 1995—1998 | Minister Counselor, Chinese Embassy USA, Washington, DC | |
| 1994—1998 | Consul General, Chinese Consulate General USA, California, Los Angeles | |
| 1993—1994 | Deputy Director, Ministry of Foreign Affairs, American Affairs Department | |
| 1990—1993 | Ambassador to Barbados, (Antigua and Barbuda) | |
| 1987—1990 | Deputy Consul General, Chinese Consulate General USA, California, San Francisco | |
| 1983—1987 | Division Chief, Ministry of Foreign Affairs, Translation and Interpretation Department |