Our enterprise since its inception, usually regards product top quality as business life, repeatedly enhance manufacturing technology, make improvements to product excellent and continuously strengthen enterprise total high quality administration, in strict accordance with all the national standard ISO 9001:2000 for Customized Size Stainless Steel Filter, Cylindrical Filter Element , Electrochemical Gas Detector , Porous Metal Filters Inc ,Oxygen Gas Sensor . should you have any query or wish to place an initial order please do not hesitate to contact us. The product will supply to all over the world, such as Europe, America, Australia,Slovak Republic , luzern ,Mexico , Southampton .Being guided by customer demands, aiming at improving the efficiency and quality of customer service, we constantly improve products and provide more comprehensive services. We sincerely welcome friends to negotiate business and start cooperation with us. We hope to join hands with friends in different industries to create a brilliant future.