- RNC INNOTEK Co., Ltd
- Switch, analog modem, ethernet broadband, router, wireless LAN PCMCIA, PCI adapter, USB adapter, ADSL router, IP sharing router, print server,Network Device,PC Camera.
- Address:1206 Ho, Encventure Dream Tower 197-10 Gurugu Gurudong
- Elim INC
- mmds repeater,VoIP,cdma/gsm repeater,Broadband Solution,Telecommunication.
- Address:Sungwon 1607 Bisandong
- Lumens
- RF Filter & Power Distributor,Broadband Communication System,BTS RF Module,VHF/UHF Land Mobile Radio,IMT-2000 UDCU,Repeater for Household,RF Repeater,Repeater for In-Building,RF Communication,Broadband Communication System,RF Module for Test Equipments.
- Address:522,Dangjeong-dong ,Gunpo-si
- nSYSTechnologies co,ltd
- IC Chips, Data Communications, Modem Chip, Bridged Chip,Broadband access over phone line,Home Network System.
- Address:1301, Mario Tower, 222-12, Guro-Dong
- Sungsan
- Broadband System,Amplifier,Booster,RF Filter,DTV HPA.
- Address:A-1003, Daewoo Technopark, 187-7 bunji, Dodang-dong, Wonmi-gu
- Yes Technology Co., Ltd.
- Wireless-G Broadband Router (WRT54G),Wireless-G Notebook Adapter (WPC54G),Wireless Ethernet Bridge (WET11),EF2H24,Wireless CompactFlash Card (WCF12),Wireless-G PCI Adapter (WMP54G),EFAH16W,EFAH05W,Instant Wireless Network CF Card (WCF11),Instant Wireless.
- Address:832-41,Yeoksam-dong ,Gangnam-gu
- KT Mobile
- CDMA, CDMA wll, GSM, content provider and broadband solutions, and pcmcia cards,Wireless Phone/Radio & System.
- Address:Jinwoo Bldg.2f, Sinsadong, Kangnamgu
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