Our main business: a) ePTFE membrane b) Filter media with PTFE membrane c) Filter bags d) PTFE fiber: sewing thread, staple fiber, scrim and PTFE yarn e) PTFE gasket Shanghai LingQiao E.P.E.W. Co., Ltd is a leading manufacturer of PTFE membrane filter media and filter bags, PTFE weaving yarns, PTFE staple fibers, PTFE scrims and PTFE sewing thread. Our PTFE membrane filter media have been tested by Environmental Testing Service of Roanoke, VA and the results compare favorably with ...   |