| 2003— | Vice-President, CPPCC, Provincial Committee Jiangsu Province | |
| 1998—2003 | Member, 9th CPPCC, National Committee, Standing Committee | |
| 1997— | Vice-Chairman, 12th Chinese Peasants and Workers Democratic Party, Central Committee | |
| 1994— | Academician, Academia Sinica | |
| 1994 | Joined, Chinese Peasants and Workers Democratic Party | |
| 1993—1994 | Member, Academia Sinica CPC, Party Committee, Standing Committee | |
| 1986—1994 | Research Fellow, Nanjing Research Institute, Pedology Research Department Jiangsu Province, Nanjing City | |
| 1978—1986 | Deputy Research Fellow, Nanjing Research Institute, Pedology Research Department Jiangsu Province, Nanjing City | |
| 1973—1978 | Assistant Research Fellow, Nanjing Research Institute, Pedology Research Department Jiangsu Province, Nanjing City | |
| 1970—1973 | School Leaver, Jiangsu Province, Siyang County (Wangji People's Commune, South Garden Production Brigade) |