- Netcodec
- Bluetooth based Cordless VoIP Phone(VOB),Authori,Ubiquitous DVR,Wired-LAN Network Camera,Wireless Network Camera,Real-time MPEG-4 encoding server,MangBoGi,NetFriends.
- Address:82-2,Munpyeong-dong ,Daedeok-gu
- TK Systems Corp, .
- Selling Wireless Telephone, Cordless Phone.
- Address:Rm640, Circulation B / D, Dangsan-Dong, Youngdongpo-Gu, Seoul, South Korea
- Dae Ryung Ind., Inc.
- Cordless Phone.
- Address:#219-6,Kasan-Dong,KumChun-Gu
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