Zhengyong Liu received the B.Sc. degree in information engineering from Zhejiang University, Zhejiang, China, in 2010, and the Ph.D. degree from The Hong Kong Polytechnic University, Hong Kong SAR, China, in 2015. From 2015 to 2019, he firstly worked as a Postdoctoral Fellow for two years and then a Senior Research Fellow with The Hong Kong Polytechnic University. He is currently an Associate Professor with the School of Electronics and Information Technology, Sun Yat-Sen University. His current research includes the optical fiber sensing technology, machine learning based data analysis, fiber-optic sensing system particularly for biomedical applications and ocean environment monitoring. He has published over 90 peer-reviewed technical papers in international journals and conference proceedings, including 2 book chapters and 2 invited papers, as well as granted/applied 5 patents.