I received my PhD degree in computer science from the Institute of Software, Chinese Academy of Sciences under the supervision in 2005. Then I worked as a software engineer in Ageia Tech. Inc. from 2005 to 2006. After that I worked as a Postdoc in Rensselaer Polytechnic Institute with before I joined Chang'an University in 2008. My research interests include virtual reality, augmented reality, computer graphics and animation.