2001— | Deputy Director, State Council Leading Group for Poverty Alleviation and Development | |
1997—2002 | Alternate Member, 15th CPC, Central Committee | |
1994—2001 | President, Chinese Academy of Agricultural Sciences | |
1993—1994 | Secretary, South China University of Tropical Agriculture CPC, Leading Party Group Hainan Province, Haikou City | |
1991—1994 | Dean, South China University of Tropical Agriculture Hainan Province, Haikou City | |
1987—1991 | Professor, South China University of Tropical Agriculture Hainan Province, Haikou City | |
1964—1982 | Teacher, South China University of Tropical Agriculture Hainan Province, Haikou City | |
1960—1964 | Student, South China University of Tropical Agriculture Hainan Province, Haikou City |