The final product is widely using in electrician machanism industrymetallurgy machanism industry electric cabinetcontrol cabinet pillar; paper machine mechanism machine tool industry electric cabinet support pillar; weave &chemical fibre mechanism industrymine& architectureindustry DC control electric cabient support. Telecomcommunication industry high voltage transmit electric cabinet support. Roll forming machine production process flow; uncoiler--leveler--feeding--punching--loop pit--forming--cutting--run out, the line speed is 4-6m
