2002— | Vice-Chairman, 9th China Association for Promoting Democracy, Central Committee | |
2000— | Vice-Chairman, CPPCC, Municipal Committee Beijing Municipality | |
1998—2003 | Member, 9th CPPCC, National Committee, Standing Committee | |
1998—2003 | Vice-Chairman, CPPCC, National Committee, Subcommittee for Handling Proposals | |
1997—2002 | Vice-Chairman, 8th China Association for Promoting Democracy, Central Committee | |
1993—1998 | Member, 8th CPPCC, National Committee, Standing Committee | |
1993—1998 | Member, CPPCC, Subcommittee of Foreign Affairs | |
1992—2000 | Chairman, China Association for Promoting Democracy, Municipal Committee Beijing Municipality | |
1992—1997 | Member, 7th China Association for Promoting Democracy, Central Committee | |
1992—1997 | Deputy Secretary-General, 7th China Association for Promoting Democracy, Central Committee |