1September 1995 to1September 1998, Northeastern University studied for a doctorate.
1999 Lecturer, School of Materials Science and Engineering, Dalian Jiaotong University from March to June, 2000.
July 2000-June 2005 Associate Professor, School of Materials Science and Engineering, Dalian Jiaotong University
In July 2005, he was appointed as the director of the teaching and research section of the College of Materials Science and Engineering of Dalian Jiaotong University.