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 Flameproof Housing Solutions, Cylinder Filter , Outdoor Humidity Sensor , Ch4 Gas Sensor ,Catalytic Combustion Gas Sensor . We have been also the appointed OEM manufacturing unit for several worlds' famous merchandise brands. Welcome to contact us for more negotiation and cooperation. The product will supply to all over the world, such as Europe, America, Australia,Buenos Aires , Greece ,Georgia , French .We strongly believe that technology and service is our base today and quality will create our reliable walls of future. Only we have better and better quality , could we achieve our customers and ourselves, too. Welcome customers all over the word to contact us for getting further business and reliable relationships. We are always here working for your demands whenever you need.