4 Foam Surround - China Manufacturers, Factory, Suppliers

No matter new buyer or old purchaser, We believe in long expression and trusted relationship for 4 Foam Surround, 5.25"Edge Folded Ring , Horn Edge For Sub Woofers , Sound Basin Edge , Our company has already have pass the ISO standard and we are fully respect our customer 's patents and copyrights. If the customer provides their own designs, We will guarantee that they will be the only one can have that products. We hoping that with our good products can bring our customers a great fortune.