Our company puts emphasis on the management, the introduction of talented personnel, and the construction of staff building, trying hard to improve the quality and liability consciousness of staff members. Our company successfully attained IS9001 Certification and European CE Certification of Tetra Duplexer, coaxial circualtor , GSM duplexer , Lc Band Stop Filter ,Rf Duplexer . All the opinions and suggestions will be greatly appreciated! The good cooperation could improve both of us into better development! The product will supply to all over the world, such as Europe, America, Australia,Gambia , Rome ,Portland , Luxemburg .All our staffs believe that: Quality builds today and service creates future. We know that good quality and the best service are the only way for us to achieve our customers and to achieve ourselves too. We welcome customers all over the word to contact us for future business relationships. Our products are the best. Once Selected, Perfect Forever!