3rd International Forum on Clean Energy Engineering (FCEE 2025) will take place in Jeju Island, South Korea, from April 25-27, 2025. This forum aims to facilitate the exchange of cutting-edge information among scientists and engineers in the field of energy engineering, with a special focus on clean energy. FCEE 2025 will feature a comprehensive technical program, showcasing the latest research and innovations in clean energy. Attendees will have the opportunity to network with leading researchers, engineers, and scientists from around the world.