1998— | Vice-Chairman, CPPCC, Autonomous Regional Committee Guangxi Zhuang Autonomous Region | |
1990—1997 | Vice-President, Guangxi University Guangxi Zhuang Autonomous Region, Nanning City | |
1972—1990 | Professor, Guangxi University, Mathematics Department Guangxi Zhuang Autonomous Region, Nanning City | |
1962—1972 | Instructor, Wuhan Water Resources College, Mathematics Department Hubei Province, Wuhan City | |
1959—1962 | Graduate Student, Beijing Normal University, Mathematics Department Beijing Municipality | |
1955—1959 | Student, Beijing Normal University, Mathematics Department Beijing Municipality |