2020.1   - present    Professor, School of Mathematics and Statisitcs, Xi’an Jiaotong University.

2014.1    - 2019.12    Associate Professor, School of Mathematics and Statisitcs, Xi’an Jiaotong University.

2010.8    - 2013.12    Assistant Professor, School of Mathematics and Statistics, Xi’an Jiaotong University.

2010.10  - 2011.10    Postdoctoral Fellow, Max Planck institute for Intelligent Systems, Germany.

2008.9   - 2009.7     Research Fellow,  Weill Cornell Medical College,  USA.

2008.3   - 2008.6     Research Fellow,  Soka University, Japan.

2007.6   - 2007.9     Research Fellow,  Bioinformatics Center, Kyoto University, Japan.