Customized Metal Parts, Welding Parts, Weathering Steel Plate manufacturer / supplier in China, offering Prefabricated Light Steel Structure Roof Truss System High Strength Galvanized Steel Building Frame, Customizable Light Gauge Steel Roof Truss Kits Cold Formed Steel Trusses for Industrial Sheds/Warehouse, Customizable Light Steel Roof Truss Systems with Anti-Corrosion Coating for Prefab Houses & Commercial Buildings and so on.