Zhang Nan graduated from Wuhan University with a Bachelor's degree in Geographic Information Systems in 2004 and has been employed at the Ningxia Seismological Bureau since 2007. In 2016, he obtained a Master's degree in Geological Engineering from the University of Science and Technology of China. In 2022, he joined the Institute of Geology at the China Seismological Bureau to pursue a doctorate in Quaternary Geology. His work primarily focuses on crustal deformation and seismic risk analysis using GNSS technology. He has been involved in national earthquake science and technology innovation projects, leading several at the provincial and ministerial levels, as well as department and bureau levels, and has been awarded a CSC scholarship for overseas study. Email: zhangnan@ies.ac.cn