He received his M.S. degree in Mechatronics from Shandong University in 2004 and the PhD in Mechatronics from Beijing University of Aeronautics and Astronautics in 2007. He worked in the department of mechanical engineering as a postdoctoral researcher, University of Minnesota from Aug. 2012 to Dec. 2013. He is studying on advanced testing technique, hydraulic transmission and control.