... 3.good ability in filtration, separation, ecological construction materials_geotextile Functions: Separation, filtration, drainage, reinforcement, ... , Ageing resistance, etc Usage and Application:Road/Highway construction === Landfill === Filtration separation === Embankment on soft soils ... world renown factory –Dongguan, Guangdong province of China. Dongguan Danmei non-woven fabrics Co. ,Ltd ...