Steel Pipe, Aluminum Coil, Galvanized Steel Coil manufacturer / supplier in China, offering Commercial Metal Roofing Panels 22 24 26 29 Gauge Galvanized Corrugated Sheet Custom Cutting Bending & Welding Services, Color Coated Corrugated Board 0.15mm 0.18mm 0.25mm Multi-Color PPGI Corrugated Board Roof Construction, Hot Selling 14 26 Gauge Galvanized Steel Roofing Sheet and so on.