STEMa2025: The international conference on science and technology of emerging materials (STEMa) is focusing on current development, research, technology and applications of diverse functional materials. This conference is mainly organized by the School of Integrated Innovative Technology, King Mongkut’s Institute of Technology Ladkrabang. This year, it has been co-organize this event with ICEAST2025, the International Conference on Engineering, Applied Sciences and Technology (ICEAST) was inaugurated in 2007 to provide opportunities for enhancing collaboration and exploring current interdisciplinary topics. The ICEAST conferences were held in the past in 2007, 2012, 2013, 2018, 2019, 2020, 2021, 2022, 2023 and 2024 The accepted conference papers will be submitted for inclusion in IEEE Xplore Digital Library (indexed by SCOPUS). This special events will be in the theme of "Innovation in Smart Materials and Sustainable Engineering" hosted by the School of Integrated Innovative Technology and the School of Engineering, KMITL, Thailand, together with Beijing University of Chemical Technology, PR China. Please login to STEMa – ICEAST 2025 for the details.