2. July 2006 ~ Lecturer, Department of Spatial Information, School of Information Engineering, China Geo University.
3. From September, 2006 to June, 2009, he obtained his doctorate in "Spatial Information Science and Technology" from Huazhong University of Science and Technology.
4. From September, 2003 to June, 2006, China Geo University (Wuhan) held the postgraduate course of "Cartography and Geographic Information Engineering".
5.1997.9 ~ 20010.6 Bachelor of Engineering in Geographic Information System, China Geo University.