- UniData Comunication
- internet phone, wirelessIp phone, Volp, telephone, wireless.
- Address:2F, Ohsung Bldg, 82-15, Nonhyun-Dong, Gangnam-Gu Seoul 135-010 Korea
- Utx Co., Ltd
- VDSL,INTAC-2100V VoIP Cabel Modem,Voice Hunter VG-110 VoIP Box,Multiplexer,HomeAccess,Cable Modem,VolP.
- Address:371-28,Gasan-dong ,Geumcheon-gu
- Woojyun Systec Co., Ltd.
- VDSL, Cable Modem, Volp, Home Access, Multiplexer, Equipment Part.
- Address:4F, Hanyang Building, 14-31, Yoido-dong Youngdeungpo-ku Seoul 150-900 Korea
- Sei Tech Inc.
- fax, faxmailer, faxcube, gateway, facsimile, telecommunication, volP, internet phone.
- Address:14 Floor, Internet Business Center, 917-6 Mok 1-dong Yangcheon-gu Seoul 158-721 Korea
- Hyuntel Telecom Co., Ltd.
- USB, USB headset, USB sound, USB sound card, VolP.
- Address:2F, 880-10 Bangbae 4-dong, Seocho-gu, Seoul Korea
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