Dr. Cao obtained his Doctor of Philosophy degree from The Hong Kong Polytechnic University and then stated his academic career as Research assistant and Post-Doctoral fellow in the Partner State Key Laboratory of Ultra-precision Machining Technology. He has published more than 20 papers related to the ultra-precision polishing technology and participated in some domestic academic exchanges and international academic conferences and seminars. Dr. Cao is the reviewer of several internationally renowned periodicals including Precision Engineering, Robotics and Computer Integrated Manufacturing, Chinese Journal of Mechanical Engineering etc. His research interest is in the main following areas: ultra-precision free-form polishing and abrasive machining technology; material science/workpiece surface integrity analysis; modelling, simulation and optimization of manufacturing processes.