Chao Liu is Associate Professor at the National-Materials Corrosion and Protection Data Center, Institute of Advanced Materials &Technology, University of Science and Technology Beijing, China. His research focuses on the application of the frontiers of micro-zone electrochemical technology for localized corrosion of materials and the development of new corrosion-resistant materials. Xiaogang Li is Professor at the National-Materials Corrosion and Protection Data Center, Institute of Advanced Materials &Technology, University of Science and Technology Beijing, China. He is a leading international researcher on material corrosion theory.