1997— | Honorary Chairman, 8th China Democratic League, Central Committee | |
1993—1998 | Vice-Chairman, 8th CPPCC, National Committee | |
1988—1993 | Vice-Chairman, 7th CPPCC, National Committee | |
1983—1988 | Member, 6th Standing Committee of the NPC | |
1978—1983 | Vice-Chairman, CPPCC, Municipal Committee Shanghai Municipality | |
1978—1983 | Member, 5th Standing Committee of the NPC | |
1959 | Joined, CPC | |
1949—1954 | Member, 1st CPPCC, National Committee | |
1949—1954 | Dean of Studies, Zhejiang University, Mathematics Department Zhejiang Province | |
1933—1949 | Professor, Zhejiang University, Mathematics Department Zhejiang Province |