Micro Speaker
Inventec Enterprise System Corporation
http://www.inventecesc.com
Dell Inc.
http://www.dell.com
International Business Machines Corp.
http://www.ibm.com
Compal Electronics,Inc
http://www.compal.com
Quanta Computer lnc.
http://www.quantatw.com
Acer Inc.
http://global.acer.com
Car Speaker
HYUNDAI MOTOR COMPANY
http://global.hyundai-motor.com
VISATON GmbH & Co. KG
http://www.visaton.com
Nissan Motor Co. Ltd.
http://www.nissanusa.com
EUROTECH, Ltd.
http://www.solidwaste.com/storefronts/eurotechltd.html
Volkswagen of America, Inc.
http://www.vw.com
Audio Speaker
CPTF Optronics Co.,Ltd.
http://www.cptf.com.cn
Golana Technology corp.
http://www.golana.com.tw/
Chi Lin Technology Co., Ltd.
http://www.chilintech.com.tw/
Multimedia Speaker
BenQ Corporation.
http://www.benq.com/
