Dong Il Steel Mfg Co.,Ltd produces and sells steel wires in South Korea, Asia, and the Americas. The company provides PC steel and stranded wires, galvanized steel and stranded wires, hard and bar steel wires, Mabon steel, and segyeong rods. It also engages in the rental business. Dong Il Steel Mfg Co.,Ltd was founded in 1959 and is headquartered in Anseong, South Korea.