The most precise technique is needed to door frame because it is important role to hold a car body, to support window glass with strength, to reduce noise of wind while driving and to be waterproof.
Door frames are precisely made through 10-70 step roll-forming process guided by top class knowledge for 30 years. High-tech unmanned automatic robot processes provide comfortable driving, noise-free and excellent appearance.DONGWON. Leader of modular door and door modules made by multi welding-hemming press-brazing welding, have made significant contributions to increase competitiveness...