Zhongjun Yu is a Researcher at Aerospace Information Research Institute, Chinese Academy of Sciences. He completed his BS and MS in Electronic Engineering from the University of Electronic Science and Technology of China and received his PhD from the School of Electronic, Electrical and Communication Engineering of the University of Chinese Academy of Sciences. Prior to his current position, Zhongjun Yu served as a Research Trainee from 2005 to 2008, as an Assistant Researcher from 2008 to 2013, and as an Associate Researcher from 2014 to 2018 at the Institute of Electronics, Chinese Academy of Sciences. His work in the Field has resulted in 49 publications in various journals, with his research interest focusing on SAR, frequency control, electrical engineering, Microwave technology, and SAR image.