Taihan started copper rod business in 1980 for copper rods and wires, the most basic elements in cable manufacturing. Dangjin plant, which started manufacturing in 2011 after relocation, has improved efficiency and quality by equipping with new SCR facility and introducing an automatic control system to all production lines, and is currently manufacturing and supplying copper rods and wires for each application and with various sizes ranging from 1.35 to 23.0mm in diameter based on uniform quality management and the best technology.