ICEOE 2020 Shining Points: 1. After peer reviewed by at least 2-3 experts, all the accepted papers will be published into IOP Conference Series: Earth and Environmental Science (EES) (ISSN: 1755-1315), which is indexed by EI Compendex, Scopus, Thomson Reuters (WoS), Inspec,et al.2. Two Outstanding Professors has joined as Keynote Speakers. One is Prof. Gordon Huang from Faculty of Engineering and Applied Science, University of Regina, Canada. And another is Prof. Yongping Lifrom Beijing Normal University, China.3. The ICEOE 2019 was held successfully in Xiamen Ocean Vocational College, Xiamen, China. ==Paper Publishing:All the accepted papers will be published into IOP Conference Series: Earth and Environmental Science (EES) (ISSN: 1755-1315), which is indexed by EI Compendex, Scopus, Thomson Reuters (WoS), Inspec,et al. ==Submission and Contact MethodsSubmission Methods: http://confsys.iconf.org/submission/ICEOE2020