The 5th International Conference on Trends in Electronics and Informatics (ICOEI 2021) is being organized by SCAD College of Engineering and Technology on 3-5, June 2021 at Tirunelveli, India. ICOEI 2021 will provide an outstanding international forum for sharing knowledge and results in all fields of Engineering and Technology. The primary goal of the conference is to promote research and developmental activities in Electronics and Informatics. Another goal is to promote scientific information interchange between researchers, developers, engineers, students, and practitioners working in India and abroad. The conference is organized to make it an ideal platform for people to share views and experiences in Electronics, Informatics and related areas.