DONGWON&＃39;S Advancement toward The Top of The Steel Pipe Industry in The 21st Century. DONGWON PIPES succeeds to The Glory of Korean Exports through its 30-Year History.Since its first step into the steel pipe industry in 1971, DONGWON has exported many kinds of steel pipe products to many regions in the world by developing its original know-how over a period of 30 years.DONGWON has given great fame to Korean high-technology in the world market including North and South America, the Middle East,etc. DONGWON PIPES succeeds to the honor lf Korean exports.