1. Jilin University:
Assistant, 2002. 6--2005. 7; Instructor, 2005. 7--2007.9.
2. Beijing Normal
University:Instructor, 2007. 9--2008. 7. Associate professor
2008.7--Now.
3. Beijing Institute of Applied
Physics and Computational Mathematics, Postdoctor, 2005. 7--2007.
8.
Co-supervisor: Changxing Miao.
4. Visit
City University of Hong
Kong (invited by Prof. Tong Yang). 2007.
7.24--2007. 8. 24.
5. Visit
Marne-la-vallee University at Paris (invited by Prof. M.
Cannone).2008.3.1--2008.3.29.
6.Visit Wroclawski University, Poland (invited by Prof.
G. Karch). 2008.3.12--2008.3.22.
7. Visit
City University of Hong
Kong (invited by Prof. Weiwei Sun). 2008.
4.7--2008. 5. 6
8. Visit
City University of Hong
Kong (invited by Prof. Weiwei Sun). 2008.
9.2--2008. 12. 1
9. Visit Rutgers University, USA (invited by
Prof. Yanyan Li). 2009. 10.2--2009. 11.1.
10. Visit Wroclawski
University, Poland (invited by Prof. G. Karch).
2011.5.2--2011.5.16.
11.
Visit The Chinese University
of Hong Kong,
(invited by Prof. Zhouping Xin). 2011.5.20—2011.7.19.
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