carry on to boost, to guarantee products excellent in line with market and consumer standard specifications. Our enterprise has a quality assurance system are actually established for 20 Inch Speaker Cone, 3 Inch Speaker Cone , Foam Surround , 9"Speaker Surround ,1"Passive Radiator . Our ultimate goal is to rank as a top brand and to lead as a pioneer in our field. We are sure our successful experience in tool production will win customer's trust, Wish to co-operate and co-create a better future with you! The product will supply to all over the world, such as Europe, America, Australia,Algeria, Costa Rica,Kyrgyzstan, Finland.We adopt advanced production equipment and technology, and perfect testing equipment and methods to ensure our product quality. With our high-level talents, scientific management, excellent teams, and attentive service, our merchandise are favored by domestic and foreign customers. With your support, we'll build a better tomorrow!