- Korea ;

Seoul – Cosco Electronics Co., Ltd

• Engineering House : - DAB/DMB

- Micro Drive

Pusan / Gumi – Cosco Electronics Co., Ltd

• Engineering House
• Sales Agreement

Pusan – Eskor Co., Ltd / C-Cubee Corporation

• Sales

- Japan ;

• Aoyagi Ltd : Manufacturer for Heating/Freezing Material, Toys, Gifts

- Hong Kong ;

• Proper Glory : Manufacturer of Trimmer Capacitors.
• Sung Whan : Manufacturer of all kinds of Capacitor.

- China ( ShenZhen)

• A & W Electronics ( ShenZhen ) Co.