Charlie C.L. Wang is currently a professor of Mechanical and Automation Engineering, the Chinese University of Hong Kong (CUHK), where he started his academic career in 2003. Prof. Wang received a few awards from professional societies including the ASME CIE Excellence in Research Award (2016), the Best Paper Awards of ASMECIE Conferences (twice in 2008 and 2001 respectively), and the NAMRI/SME Outstanding Paper Award (2013). He serves on the editorial board of a few journals, including Computer-Aided Design and the IEEE Transactions on Automation Science and Engineering. His research interests include geometric computing, computer-aided design, advanced manufacturing, and computational physics.