... Al galvanized steel (galvalume steel) and painted with colorful stone chips, the main tiles and the accessorieses are made ... , transportation, workmanship, and installation costs.4,Outstanding durabilityColorful stone coated metal roof tile adopts imported or home-made high ... coated with 7-layer protective ingredients of AL-Zin, macromolecule resin, natural granules, etc., therefore the tile is of ...