... service GI : Galvanized steel coils 1. goods' information & usedGalvanized steel is hot or cold-rolled strip steel belt of substrates, ... chimney, kitchen utensil, handicraft, construction formwork, household electrical appliance, roller shutter door, garage door, wave wattand colored substrate,etc. Specification ... : regular, minimun,big2. goods' pictures3. production line: galvanized steel coil price