Roofing Sheets, Roofing Tiles, Steel Coils manufacturer / supplier in China, offering 1.2mm 1.5mm Double Aluminum Side Waterproofing Membrane for Wall House Rooftop Wrap, Building Materials Torch Heating Installation Waterproofing Membrane Rooftop Surface Tape, Heating Torch Membrane Dpc Tpo Blue Waterproofing Self Adhesive Membrane for Roofing and so on.