Dr. Xiaohan Chen is an Associate Professor at the Chongqing Institute of Green and Intelligent Technology, Chinese Academy of Sciences. He graduated from the School of Chemistry, Central China Normal University, in 2012, and he received his Ph.D. from the Department of Chemistry, Illinois Institute of Technology, in 2018. From 2018 to 2020, he continued to conduct postdoctoral research at the Illinois Institute of Technology in the United States. His research mainly involves the development and application of the single-molecule detection technology of protein nanopores and solid nanopores in disease detection, prognosis diagnosis, and environmental monitoring, which is of great significance for the biological information recognition of single-molecule nucleic acids, proteins, and saccharides.