1986 ——1990 Lecturer, Department of Earth Sciences, Nanjing University;
1988 ——1989 engaged in postdoctoral research in Imperial College London, London, England;
1990 ——1992 Associate Professor and Deputy Director of the Department of Earth Sciences, Nanjing University;
1992 —— Professor, Department of Earth Sciences, Nanjing University;
1993 ——1997 Director, Department of Earth Sciences, Nanjing University;
1996 —— doctoral supervisor of the Department of Earth Sciences, Nanjing University;
1997—2006.05 Vice President of Nanjing University, in charge of scientific research and foreign affairs;
2006.05—20 15.06 President of Nanjing University (deputy minister level);
20 15.06 —— President of Nanjing University and Chairman of Jiangsu Association for Science and Technology.
In March 2008, he served as 1 1 member of the Standing Committee of the National People's Congress;
20 13 12 19 was elected as an academician of the Department of Geology of China Academy of Sciences.