Roofing Sheet, Galvanized Steel, Galvalume Steel manufacturer / supplier in China, offering High Quality Dx51d Z100 1220 X 0.4 mm Az150 ASTM A792 Z30-Z275g Gi Steel Coil 24 26 28 Gauge Prime Cold Rolled Zinc Galvanized Steel Coil Price, Multifunctional Double-Wing Expansion Container Homes for Construction Sites, Modular Classrooms, or Remote Living, Durable and Expandable Double-Wing Expansion Container House for Urban Housing Solutions or Commercial Installations and so on.