Welcome to 2025 5th International Symposium on Electrical, Electronics and Information Engineering (ISEEIE 2025), which will be held in Qingdao, China during September 12-14, 2025. The conference, organized by Beijing University of Posts and Telecommunications. This symposium serves as a paramount platform to foster collaboration and ignite innovation among Electrical, Electronics, and Information Engineers, as well as artificial intelligence and data scientists. With a vision to bring together experts and enthusiasts from diverse backgrounds, this symposium aims to transcend disciplinary boundaries and pave the way for ground-breaking advancements in the interconnected fields of electrical engineering, electronics, and information technology. This symposium is to facilitate an exchange of ideas, research findings, and technological advancements that transcend traditional silos. We strive to create an environment that encourages interdisciplinary collaboration, bringing together professionals and researchers from various domains, including but not limited to electrical and electronics engineering, information technology, artificial intelligence, aerospace, transportation and energy. By integrating these domains seamlessly, we envision unlocking new horizons for efficiency, scalability, capability, safety, and accessibility in autonomous and intelligent systems. This integration serves as a catalyst for innovation, not only through theoretical advancements but also by extending to practical applications in engineered substrates.