Jianjun Yang, Senior engineer of Shanghai Institute of Microsystem and Information Technology (SIMIT).  She earned her master degree in microelectronics and Microwave electronics from UESTC（University of Electronic Science and Technology of China）.  She was appointed professor of SIMIT as an outstanding talent . Her researches focus on microwave telecommunication and personal communication and group communication. She has published more than ten more peer-reviewed papers and obtained 3 authorized China inventionpatents.