ICEST 2020 Shining Points: 1. After the peer reviewing process by at least 2-3 experts, all the accepted papers of ICEST 2020 will be published into IOP Conference Series, which is indexed by EI Compendex, Scopus, Thomson Reuters (WoS), Inspec,et al.2. Our keynote speaker: Prof. Gordon Huang from Faculty of Engineering and Applied Science, University of Regina, Canada ; Prof. Guangwei Huang,Sophia University, Tokyo, Japan; Prof. Caterina Valeo, University of Victoria, Canada ; Prof. Lixiao Zhang, School of Environment, Beijing Normal University.3. ICEST 2019 held successfully in Xiamen Ocean Vocational College, Xiamen, China. ==Submission and Contact MethodsSubmission Methods: http://confsys.iconf.org/submission/ICEST2020