Xinji Pengrui Filter Paper Co.,Ltd specialized in producing Auto Filter Paper, including air filter paper, oil filter paper, fuel filter paper.The raw material wood pulp is imported from Sweden, USA.Our factory own two large production line,daily output can reach 30 Tons,so we can guarantee the delivery time.Also we have advanced testing equipment to make strict test for the filter paper so all the products are high quality.To expland our overseas market,all the products are best price based on same quality you ever usedOur product is endurance, ring press, intensity stiffness and tensile strength are slightly higher than similar products with a long performance life. Especially the paper evenness is much better than other domestic manufactures