Customized Metal Parts, Welding Parts, Weathering Steel Plate manufacturer / supplier in China, offering Modern Designed Lightweight Steel Structure Building Material Steel Frame, Prefabricated Light Steel Framing Components for Modular Construction Q235/Q345 Galvanized Steel Beams & Columns, Customizable Light Steel Roof Truss Systems with Anti-Corrosion Coating for Prefab Houses & Commercial Buildings and so on.