Established 2014 as the international department of our own factory. To develop ocean market. Our factory has been in filter paper production since 1980s. We are the leading supplier in morth china. And all our products are in good quality. Filter paper 55g--500g flat or crepe surface. Filter paperboard 1000-1450g 0.15um-55um. Filter paper Widely used in plating solution/lab/food&beverage/wine etc.