Electrical Steel Conduit, Gi Slotted Channel, Gi Trunking manufacturer / supplier in China, offering BS4568 Circular Junction Box Cover Conduit Fittings 86mm, Gi Conduit Bending Machine 20mm&25mm Painting, 20mm 25mm 32mm BS4568/En61386 Conduit Fittings Space Bar Saddle and so on.