Education April 2002 Materials Science and Engineering，Xi'an Jiaotong University D.E. April 1991 Polymer Material and engineering ,Northwestern Polytechnical University M.E. July 1985 Polymer Material and engineering ，Northwestern PolytechnicalUniversity B.E. Employment Since July 2002 Department of Applied Chemistry，School of Science，xi'an Jiaotong University Professor July 1996~June 2002 School of Environment and Chemical Engineering，xi'an Jiaotong University Associate Professor April 1991~May 1996 School of Environment and Chemical Engineering，xi'an Jiaotong University Lecturer July 1985~August 1988 Organic Chemistry Teaching and Reasearch Section，Foundational Courses Department Northwest Institute of Light Industry Teaching assistant