SSA is a wholly-owned subsidiary of Sellex in Sweden and does not conduct specific business, but mainly provides services such as holding and transferring warrants corresponding to options granted by Sellex to key employees.

Express Electronics Co., Ltd. is a Hong Kong-based holding platform invested by Northelex International Technology Co., Ltd., which holds a 100 per cent stake in Sweden's Selex (SilexMicrosystemsAB).

SMI is a wholly-owned subsidiary of Sellex in the United States, which provides marketing and sales services to Sellex.