The second large-scale steel production line is designed with an annual output of 500000 tons, mainly producing 12.5 # -20 # angle steel for power towers. This production line can also produce unequal angle steel, with models including 100 * 63 * 6-10100 * 80 * 8-12125 * 80 * 8-14140 * 90 * 8-14, 160 * 100 * 10-16180 * 110 * 12-18, and channel steel 14AB-32AB.