... .High quality,RAL 3.ISO9001, ISO14001 4.Manufacture 1) PREPAINTED STEEL SHEET/ PPGI QualityQ/BQB 440-2003JIS G3312-1994EN 10326-2004ASTM A653 ... Steel Plate, Cold Rolled Steel Plate, Mild Steel Plate, Structure Steel, difference kind of pipes, Galvanized Steel Pipe, Seamless Steel Pipe, Square/Rectangular Steel Tube, Light/Heavy Steel ...