★★Publication:All accepted papers must be written in English and will be published into Conference Proceedings by IOP Conference Series: Earth and Environmental Science (EES) (Online ISSN: 1755-1315; Print ISSN: 1755-1307), which submitted for *Ei Compendex*, and *Scopus* and are expected to be widely read and cited. The papers of ICSEE 2019 was published into IOP Conference Series: Earth and Environmental Science (EES) (Online ISSN: 1755-1315; Print ISSN: 1755-1307), has been indexed by Ei Compendex, Scopus already. The papers of ICSEE 2020 was published into IOP Conference Series: Earth and Environmental Science (EES) (Online ISSN: 1755-1315; Print ISSN: 1755-1307), will be indexed by Ei Compendex, Scopus soon. ★Submission★1. Full paper(publication and presentation)2. Abstract (presentation) For full paper, please upload it to the Electronic Submission System (.pdf) http://confsys.iconf.org/submission/icsee2021For abstract, please send it to This email address is being protected from spambots. You need JavaScript enabled to view it. detail about submission, please visit: http://www.icsee.org/sub.html