Conference Proceedings: All submissions will be peer reviewed by 2-3 reviewers. The registered and presented papers will be published into the Conference Proceedings, which is now indexed in Ei Compendex, Scopus. Histories: EREE2019-October 9-11, 2019, Bangkok, Thailand | IOP Conference Series-EES (Vol. 464) EREE2020-July 24-26, 2020, Online | IOP Conference Series-EES (Vol. 566) EREE2021-July 15-17, 2021, Online EREE2022-June 10-12, 2022, Online | IOP Conference Series-EES (Vol.1094) EREE2023-June 15-17, 2023, Bangkok, Thailand | BIO Web of Conferences (Vol. 62) Conference Committee Chair s: Danny Sutanto, University of Wollongong, Australia Orawan Siriratpiriya, Chulalongkorn University, Thailand Contact us: Ms. Greta Shen Tel.: +86-15928616367 Email: This email address is being protected from spambots. You need JavaScript enabled to view it.