Steel Structure, Metal Building Materials, Welding Wires manufacturer / supplier in China, offering Industrial Warehouse Profiled Steel Deck Roof Decking Commercial Building Steel Floor Deck for Permanent Form-Work, CE Certified Manufacturer Galvanized Profiled Steel Deck for Composite Floor and Roof Slab, Welding Wire E71t-1, Diameter 0.8mm, 0.5kg Spool and so on.