1993- 1998 Ph.D. in inorganic chemistry, Department of Chemistry, Jilin University
1997.04 Visiting Scholar, Department of Physics, Tohoku University, Japan
1999.03- 1999.04 Visiting scholar of Siemens, Germany.
1999.09-2000.09 postdoctoral fellow, Department of Physics, Tohoku University, Japan
2000.09-200 1.09 Associate Professor, Jilin University
200 1. 10- currently a professor at Jilin university
2003. 10- now doctoral supervisor of Jilin university.