Dr. Yang Chai is a Professor at the Hong Kong Polytechnic University. He is a member of Young Academy of Sciences of Hong Kong, Vice President of Physical Society of Hong Kong, an IEEE Distinguished Lecturer, and Assistant Dean of Faculty of Science of the Hong Kong Polytechnic University. He was the chair of IEEE ED/SSC Hong Kong Joint Chapter (2017-2019). He is a recipient of RGC Early Career Award in 2014/2015, the IOP Semiconductor Science and Technology Early Career Research Award in 2017, Faculty of Applied Sciences and Textiles Faculty Award in 2018/2019, Young Scientist Award of ICON 2DMAT in 2019, Hong Kong Polytechnic University President Award in 2019/2020, and NR45 Young Innovators Award in 2021. He has published over 100 papers, including Nature, Nature Nanotechnology, Nature Electronics, Nature Communications, IEEE IEDM. His current research interest is emerging electron devices.Dr. Fuyou Liao received his Ph.D. degree from the School of Microelectronics, Fudan University, Shanghai, China. From April 2020 to now, he worked as a postdoctoral researcher at The Hong Kong Polytechnic University Shenzhen Research Institute, Shenzhen, China. He has published over 30 papers in reputed journals, such as Nature Electronics, Nature Communications, Small, etc. His main fields of experience span widely from materials science to fundamental physics and low-dimensional electronic devices, with a particular focus on the realization of two-dimensional materials-based electronic and optoelectronic devices.