Waterproof Material, Waterproof Membrane, Waterproof Coating manufacturer / supplier in China, offering 3mm/4mm Thick Polyester Base Sbs Elastomeric Modified Asphalt Waterproof Membrane, Green Polymer Cement Waterproof Coating for Bathrooms, Hot-Melt Asphalt Waterproof Material Via Troweling and Spraying and so on.