We depend on sturdy technical force and continually create sophisticated technologies to meet the demand of Medical grade air filter for ventilators, Propane Gas Sniffer , H2s Probe , So2 Sensor ,Filter Plate . Welcome your enquiry, best service will be provided with full heart. The product will supply to all over the world, such as Europe, America, Australia,San Francisco , Rwanda ,Indonesia , United Kingdom .We are increasingly expanding our international market share based on quality products, excellent service, reasonable price and timely delivery. Please contact us at any time for more information.