Oi Electric Co.,Ltd.

The Oi Electric Co., Ltd. Group's principal businesses are the manufacture and sale of information and telecommunications equipment, and the construction and maintenance of networks. Oi Electric Co., Ltd. and its affiliated companies conduct their business activities as independent management units. The Group has two business segments: Information and Telecommunications Equipment Manufacturing and Sales, and Network Construction and Maintenance. The former manufactures and sells equipment for optical transmission systems, security and surveillance systems, remote measurement and sensing systems, and wireless applications, while オオイテクノ㈱ is commissioned to manufacture software used in the Company's products. The Network Construction and Maintenance segment provides construction and maintenance services for telecommunications facilities, optical networks, CATV and other systems, primarily through 日本フィールド・エンジニアリング㈱ and 日本テクニカル・サービス㈱. In addition, certain services relating to the Company's facilities and employee welfare activities are outsourced to ㈱クリエイト・オオイ. The following sets out the Group's business activities, the roles of the Company and its affiliated companies in those businesses, and their relationship with the segments.