Hot Rolled (HR), Cold Rolled (CR), Galvanized Iron (GI) manufacturer / supplier in China, offering Hot DIP Galvanized Steel Gi Sheet Gauge 24 22 21 20 19 18 17 14, Ral Color Coated Steel Prepainted Coils Blue White Red Brown, Good Price Gi Steel Hot DIP Galvanised Flat Sheets for Sale and so on.