Director, State Key Laboratory of Ultra-precision Machining Technology (The Hong Kong Polytechnic University); Director, Advanced Optics Manufacturing Unit; Associate Director, Research Centre for SHARP Vision; Chair Professor of Ultra-precision Machining and Metrology, Department of Industrial and Systems Engineering
- +852 2766 7905
 - benny.cheung@polyu.edu.hk
 - Precision Engineering, Ultra-precision Machining Technology, Modelling and Simulation of Ultra-precision Machining Processes, Precision Metrology, Surface Characterization, Ultra-precision Freeform Surface Measurement
 - Personal Website
 
										Associate Director, State Key Laboratory of Ultra-precision Machining Technology (The Hong Kong Polytechnic University); Director, PCB and Functional Materials Characterization Laboratory; Professor, Department of Industrial and Systems Engineering
- +852 2766 6587
 - sandy.to@polyu.edu.hk
 - Ultra-precision Machining Technology, Materials Science
 - Personal Website