Mercury Corporation is a company mainly engaged in the production and sale of information and communication equipments. Along with subsidiaries, the Company operates its business through two segments. The Terminal Business segment is involved in the manufacturing and sale of access points (APs), fiber to the building optical network terminals (FTTH ONTs), unshielded twisted pair cable (UTP) modems, voice over Internet protocol (VoIP) gateways, as well as Internet of things (IoT) gateways, among others. The Other Business segment is engaged in the manufacturing and sale of IP version of wired telephone exchange equipments, satellite communication equipments, small exchange equipments and optical cables, among others. The Company distributes its products within the domestic market and to overseas markets.