The 5^th Research, Invention, and Innovation Congress (RI²C 2024) builds on prior achievements to find out and share in the new knowledge, also to contribute a Research & Innovation for Sustainability. We would like to invite KMUTNB’s collaborators worldwide to attend the RI²C 2024 to exchange their experiences and re-vow our relationship in academic and research affairs. All those wishing to participate are welcomed to submit a research paper to present their work, which can be an oral or poster presentation through one of the official topics. The whole range of fields related in three main categories, including: Innovative Electricals and Electronics (iEE), Innovative Mechanical and Materials (iMM), Innovative Sustainable Science (iSS). The high-quality, original research papers will be submitted for publication following peer review in to the proceedings indexed by Scopus. Moreover, the conference participants will have an opportunity to attend several keynote presentations on new indicators and directions in research and development in the multidisciplinary fields of the Innovation for Sustainability (see Keynotes).