Publication and Indexing: As the workshop of WCSE, submissions of ICEEI 2019 will be peer reviewed. Accepted and registered papers will be published in proceedings, which will be indexed by Ei and Scopus. The conference has been running for three consecutive years and was successfully searched by EI, scopus about three months after the meeting. == ICEEI 2018 | Bangkok, Thailand, June 28-30, 2018 | Proceedings 2018, ISBN: 978-981-11-7861-0ICEEI 2017 | Beijing, China, June 25-27, 2017 | Proceedings 2017, ISBN: 978-981-11-3671-9ICEEI 2016 | Tokyo, Japan, June 17-19, 2016 | Proceedings 2016, ISBN: 978-981-11-0008-6 == Keynote Speaker:Prof. Hong Lin, University of Houston-Downtown, USA;Prof. Heng Chen, Chinese Academy of Sciences, China;Prof. Hiroaki Fukuda, Shibaura Institute of Technology, Tokyo, Japan;Prof. Li Wenyuan, Southeast University, China.