... area of 50,000sqm, with an annual capacity of 10 million square meters of all sorts of filter cloth and 30, 000 ... Sell):PP filter cloth,PET filter cloth,Nylon filter cloth,Nomex filter felt,FMS filter felt,Antistatic filter felt,PTFE filter bag,PPS filter bag,P84 filter bag,Polyester ... Certification:HACCP ISO 9001:2000 ISO 14001:2004 Others fiberglass with PTFE membrane dust collector filter bag