| 2000— | Executive Director, China Telecom Corporation | |
| 2000— | Executive Vice-President, China Telecom Corporation | |
| 1997—2000 | Deputy Director-General, Ministry of Posts and Telecommunications | |
| 1993—1997 | Vice-Chairman, China Mobile Ltd. Hong Kong SAR | |
| 1993—1997 | Executive Vice-President, China Mobile Ltd. Hong Kong SAR | |
| 1990—1993 | Chairman, China Telecom Hong Kong International Limited Hong Kong SAR | |
| 1990—1993 | President, China Telecom Hong Kong International Limited Hong Kong SAR | |
| Graduate, Beijing Institute of Posts and Telecommunications Beijing Municipality |