20 14.03-20 14.07: Department of Geological Sciences, National Taiwan Province Provincial University, postdoctoral fellow.
2012.10-2014.02: Associate researcher, School of Geographical Sciences, Southwest University.
2011.09-2012.09: Visiting Scholar, University of Minnesota, USA.
20 1 1.07: Associate Research Fellow, School of Geographical Sciences, Southwest University.
May 20, 200911.06: School of Geographical Sciences, Southwest University, Distinguished Associate Professor.
2008. 1 1-2009.04: Department of Geological Sciences, National Taiwan Province Provincial University, postdoctoral fellow.
2008.02: Master tutor.
2007.01-2008.11:School of Geographical Sciences, Southwest University, Distinguished Associate Professor.
1997.09-2007.06: undergraduate, master and doctoral students of Southwest University.