Dr. Sheng Xu, male, was born in Nanjing in 1982. He is a Ph.D. student at Southeast University. His research interests include multi-mode fusion positioning, ultra-wide band wireless communication, high-precision positioning, integrated circuit design, etc. He is the Director of Information Technology Business atJiangsu Industrial Technology Research Institute. He has obtained 3 authorized invention patents and 4 utility models, and has published 9 core journal papers, including 4 indexed in EI.