Through SIIC team’s working hard, we spent 3 days to finish 15000pcs filter bags for US customer and sent out filter bags on time. The filter bags are made of polyester needle punched felt , and 22oz woven fiberglass cloth. The filter bags we manufactured this time are mainly used for dust collector bag house in cement plant. This order is with high requirement of quality and delivery time, SIIC production capacity won plaudits from customer again.