Sound Barrier Audio - China Manufacturers, Factory, Suppliers

"Based on domestic market and expand overseas business" is our improvement strategy for Sound Barrier Audio, School Soundproofing Fence , Construction Hoarding Fence , Railway Sound Barrier , We always insist on the principle of "Quality and service are the life of the product". Till now, our products have been exported to more than 20 countries under our strict quality control and high level service.