car subwoofer with USB and SD

Guangzhou Aoyace Electric Appliances Factory is a Sino-foreign scientific and technological enterprise. Our company specializes in the development & manufacture of AV digital amplifiers, high-class civil loudspeakers, professional on-stage loudspeakers, active (with radio) loudspeakers, and phone speakers. Equipped with a number of professional technicians and a team of highly qualified management staff members, our company relies on first-rate hi-tech & scientific QC system. For the past years, our company has successfully developed 2 major brands, Aoyace and Ou-Ya-Si, of loudspeaker products. So far, our products have been well marketable both at home and abroad thanks to reliable quality, attractive look, and considerate after-sales service. Up to date, our company has gained market shares in Southeast Asia, Europe and America, as well as many other countries and regions. In addition, we have gained favorable comments from overseas users. With China's join of WTO, our company has the confidence in developing even better quality products in a wider range and offering improved customer services. We sincerely hope that all interested parties from overseas countries or other parts of the country pay a visit to our company in terms of OEM manner. We are in the position to serve you well and embrace a better future.