Since the establishment on 1993. 

Our company has been walking one way of planning and production engineering and technical development of heat exchangers. 

We've been manufacturing Air cooler (inter cooler, after cooler) for Turbo Compressors and developing, producing and installing plants and heat exchangers for industrial facilties required in shipyards, power plants, steelworks and petrochemical oil refining companies at home and abroad.

We've been operating and managing programs and productive facilties for ourselves and building systems for production of manufactured goods and quality control.

We promise to be DonghwaGiyeon that will practice customer satisfaction on the basis of trust like our Motto - "Trust & Confidence, Creativity & Passion and Change & Action."