Changhwa Energy’s technology, developed through our own efforts, is based on eco-friendly technology for the low-carbon era. Our accumulated technology has become a stepping stone to take us to a new level, and as a result of our excellent R&D in technology, we have developed and manufactured an eco-friendly, multi-tube electric boiler, thus building a production system. Based on this technology, we will provide high-efficiency, high-quality products at a low cost to provide a rich life for many people, and undertake further research and develop technologies that can meet national energy and environmental strategies to become a beacon for the world to follow. The company has already developed various products using multi-tube technology, such as eco-friendly electric boilers, industrial boilers, and heaters The company has already developed various products using multi-tube technology, such as eco-friendly electric boilers, industrial boilers, and heaters.