From 1976, he served as a teaching assistant and lecturer in the Department of Geography of Sun Yat-sen University, and from 1992, he served as an associate professor. 1989 served as deputy secretary of the Party branch of the Department of Geography, 1990 served as deputy director of the Department of Geography, 199 1 served as executive vice president of the Geosphere Institute. 1July 1995 to1August 1999 served as vice president of Sun Yat-sen University. 1August, 999, re-elected as vice president of Sun Yat-sen University. Since 2005, he has served as Party Secretary of Xinhua College of Sun Yat-sen University.