| 1999 | Member, Macao SAR Preparatory Committee, Government Delegation, Macao Hand-Over Ceremony | |
| 1998—2003 | Vice-Chairman, 9th NPC | |
| 1997—2002 | Delegate, 15th CPC, National Congress | |
| 1996—???? | Director, National Committee on Natural Resources | |
| 1996—???? | Head, State Leading Group for Information | |
| 1993—1998 | Member, 8th NPC | |
| 1992—1997 | Member, 14th CPC, Central Committee, Politboro | |
| 1992—1997 | Member, 14th CPC, Central Committee | |
| 1991—1998 | Vice-Premier, State Council | |
| 1989—1991 | Head, State Development and Reform Commission |