Filter Paper, Fiberglass Air Filter Paper, Oil Filter Paper manufacturer / supplier in China, offering Wood Pulp 94mm/103mm/125mm PLA Heat Seal Teabag Filter Paper, Wood Pulp Carton 94mm/103mm/125mm 12.5g Non Heat Seal Tea Bag Filter Paper, Amusen Carton 94mm/103mm/125mm Heat Seal Filter Paper for Teabag and so on.