we was established in 1957. we are very proud to provide our customers with the best possible service supplying various steel products including steel plates, section bar and pipes as one of the leading suppliers in korea.we commenced production of erw steel pipes and tubes in 1977 producing in range 3/8 inch through to 12 inches in diameter. so, we supply high quality products to not only the domestic market but also overseas market such as usa,europe,asia,middle east, central and south america and australia.