Gui-Sound are a professional Tai wan capitalized speaker manufactory focused on loud speakers, sound coils, flat inductors and other related components with productivity gets more than 1 million units per month. As a matured manufacturer, we have 2 manufactories in Dongguan with 8000 square meter and 500 staffs. We have set up advanced acoustic performance test room with powerful equipments. Our factory was certified by ISO 9001:2000 and ISO 14001:2004 in June 2002. With more than 12 years' experience of designing and manufacturing, we have solid R&D capacity and skilled engineers team work, and what's more, we have set up a total cooperative and effective chain in this industry by our partners with 23 years of experience. Contact us now and we ensure your OEM or ODM projects delivered on competitive price as well as expected term.