Manufacture & Export of Cold-rolled steel coils, steel, galvanized iron steel, aluminium-zinc alloy steel, alcosta Yeonsan Metal Co., Ltd. receives cold-rolled steel coils from the domestic steel industry, cuts and processes them, and supplies them to customers without loss of opportunity in the desired material, time, and place. In addition, Yeonsan Metal Co., Ltd. is striving to improve customer satisfaction and employee welfare with high-quality products in the steel-related industry as a vision.