roofing tile: 1.CE&ISO9001:2000 2.Multiple colors,Neve Fade 3. ... constructed 4.smooth and clean glaze The advantage of our roof tile:1 water resistance,cold resistance,pressure resistance2 never fade, easy ... hole ,pattern defect,fumigation,excess glaze,glaze bubble,Glaze craze,color difference,burnish difference cann't be seen obviouslyfrom one meter ...