Prof. Dr. Liang Chen is a Professor at the School of Surveying and Geographical Sciences, Liaoning University of Engineering and Technology, Fuxin, China. He is a Visiting Scholar at the German Geoscience Research Center. In 2020, He earned his Ph.D. in Engineering at the Geodesy and Surveying Engineering, Satellite Navigation and Positioning Technology Research Center, Wuhan University. From 2019 to 2023, He was a Postdoctoral Fellow/Senior Engineer at the Beijing University of Aeronautics and Astronautics/BDStar Navigation Technology Co., Ltd. He has served as deputy chief designer of the Beidou project, application verification system, Beidou international cooperation expert, Beidou major project expert group secretary, and Chinese representative of the Asia-Pacific Space Cooperation Organization (APSCO). He is mainly engaged in theoretical research on high-precision data processing of satellite navigation, involving the design, construction, and application promotion of the Beidou system.