we have been succesful OEM for many brands of car amplifier of worldwide. we have many superiority for producing car amplifier. such as we have over 7 years of designing and produing car amplifier in China, we have rich experience and low producing cost, and we own our tech design house and mold designing house, we have heatsink producing factory. we are cooperating with Koreas tech company now. we can produce D-class,AB-class ,T-class car amplifier. we can design any model base on your requirement.so i am sincerely hope to cooperate with your company in future.