From May 2003 to April 2007, he was an associate professor at the School of Mechanical Engineering of Southeast University.
2011/02–2011/09, department of mechanical engineering, Vanderbilt University, USA, Senior Visiting Scholar.
Since May 2007, Professor/Doctoral Supervisor of School of Mechanical Engineering, Southeast University, and Deputy Director of Jiangsu Key Laboratory for Design and Manufacture of Micro-nano Biomedical Devices.