We are Kerui steel , the leader manufacturer of Color zinc coated steel coil in china . We supply Galvanized steel coils and prepainted galvanzied steel coil Our specs : Steel coils JIS G3312 ASTM EN Item Thickness Range width Range Zinc coating Painting Orgin GI 0.18~0.8mm 914~1250mm Z60~Z120 PE China PPGI 0.18~0.8mm 914~1250mm Z60~Z120 PE China We started to produce coated zinc color steel since 2003 year .