Sun Xiaoyun, female, Doctor of Engineering, Professor, Doctoral Tutor.She is currently the dean of School of Electrical and Electronic Engineering in ShijiazhuangTiedao University, permanent member of Hebei Institute of Artificial Intelligence and Hebei Institute of Electrical Technology, and member of the Electrical Teaching Guiding Committee of the Ministry of Education from 2018 to 2022. She is also the vice-chairman of Electrical Information Teaching Guiding Committee, which is part of the Teaching Steering Committee of Hebei Higher Education institutions, and the forthsession member of Discipline Evaluation Group of Hebei Academic Degree Committee. She undertakes many national and provincial projects. Now she teaches the courses of Digital Signal Processing and MATLAB to the international students.