To be able to give you benefit and enlarge our business, we also have inspectors in QC Team and assure you our greatest service and products for NBS Smoke Density Test Chamber, Large Head Probe D , Fire Retardant Tester , En71-1 Breakaway Feature Separation Tester ,Heat Release Tester . Our products enjoy good popularity among our customers. We welcome customers, business associations and friends from all parts of the world to contact us and seek cooperation for mutual benefits. The product will supply to all over the world, such as Europe, America, Australia,Atlanta , Los Angeles ,Kenya , Mumbai .The company has perfect management system and after-sales service system. We devote ourselves to building a pioneer in the filter industry. Our factory is willing to cooperate with different customers domestic and overseas to gain better and better future.