This kind of waterproof coiled material is made in the following way: base materials are firstly dipped into asphalt or thermoplastic elastomer (e.g. SBS), thermoplastics (e.g. APP or APAO) and modifiedasphalt; then both surfaces are coated with elastomer or plastic asphalt; fine sands and mineral grains (pieces) or polyethylene memb ranes are spread or covered on its upper surface; fine sands or polyethylene membranes are spread or covered on its lower surface. Product Feature * It has good waterproofing and ageing-resistance function; * Not flowing at highest temerature and no crack at lowest temperautre; * Easy application, no pullution; * Long service life; Matters need attention * no construction shall be allowed on rainy, snowy or windy days above grade 5; * construction site and personnel safety protection facilities are complete, fire fighting equipment is effective and placed according to regulations;