2018 4th International Conference on Electrical Engineering and Information Technology (CEEIT 2018) will be held in Seoul, Korea during June 8-10, 2018. It aims to provide a forum for researchers, practitioners, and professionals from both the industry and the academia to share their newest research findings and results. CEEIT is also the annual meeting of IJCTE editorial board, so it also serves to bring authors and editors of IJCTE together to communciate face to face and discuss chances for possible cooperation.