- Seohwa Telecom Co.,LTD.
- RF Repeaters,Opticcal Repeater,LTE Repeater,Access Point,DTV Broadcasting Repeater.
- Address:SEOHWA Bldg. , # 678, Gasan-dong, Gumcheon-gu
- Digital Innovation Technologies Inc.
- Digital Satellite Receiver,ISDB-T 1Seg & FullSeg,ATSC M/H Mobile,ATSC+ATSC MH Dual Mode DTV Tuner.
- Address:Digital Empire Bldg. , Yeongtong 2-dong, Yeongtong-gu
- Spectrum Co., Ltd
- HDTV Antenna,DTV Antenna,Antenna,Coaxial Cable,Signal amplifier,Repeater,Terrestrial Indoor DTV Antenna,Terrestrial Outdoor DTV Antenna,HDTV Signal Amplifier,Antenna Accessories.
- Address:Ace High-Tech City 3-607 55-20 Munrae-Dong 3ga
- Tsm Corporation
- Disc $ Hub Run Out,Dtv,Sheave Run Out,Rotor,Pulley Run Out,Hub Auto Meas,Valve Body,Comp.Cylinder Gage,Air Gage.
- Address:482-8 Taejeon-dong,Taejeon-dong ,Gwangju-si
- Sungsan
- Broadband System,Amplifier,Booster,RF Filter,DTV HPA.
- Address:A-1003, Daewoo Technopark, 187-7 bunji, Dodang-dong, Wonmi-gu
- WITHUS
- TV,Mobile TV,ATSC Mobile DTV,ATSC-M/H USB Dongle Receiver,ICS Reapter,Mobile Phone business field,Wired and Wireless Communication Equipment,tv.
- Address:2F Migeumpark B / D 150, Geumgok-dong
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