- TOBNET Co., Ltd.
- Address:# 1063-10, Hogye-dong, Dongan-gu,
- Nedec Co., Ltd.
- Address:119-12 Dunjeon-ri,Geumeo-ri ,Pogok-myeon ,Yongin-si
- Hantel Co.,Ltd.
- Address:513-15,Sangdaewon-dong ,Jungwon-gu, Seongnam-si
- CELECOM MICROWAVE INC
- Address:72-2 Sikkum-ri, Yangji-myeon
- NEWITEC
- Address:# 103 Peace River Store, 47 Haeun-dong
- Numeric Co.,Ltd
- Address:1005, Yangwoo rodeo city, Janghand dong, ilsan dong-gu
- Victory Tele-Communications Co.,Ltd
- Address:9-1, 1Ga, DanaSan-Dong
- Ace Technology Corp.
- Address:727-5,Gojan-dong ,Namdong-gu
- KGE
- Address:
- YM CORP
- Address:476-9, Boseong B/D 3F, Simgok Dong, Won-mi Ku, Bucheon City, Kyungki-Do, South Korea (Postal Code: 420-829)
- Philko International, Inc.
- Address:905-5,Jakjeon-dong ,Gyeyang-gu
- Hankook Antenna Co., Ltd.
- Address:239-9 DODANG-DONG,WONMI-GU,BUCHEON-SI,GYUNGGI-DO,KOREA(420-807)
- IR Link corp.
- Address:
- Spire Technology Inc.
- Address:4Fl. JVM Building, 67-6, YangJaeDong
- Nextlink Co., Ltd.
- Address:c 606-2, Bundang TechnoPark ,145, Yatap-dong, Bundang-gu, Seongnam-si
- Orient Lux
- Address:Shin Han B / D, 775 Shin Dang 1 Dong, Chung Gu, Seoul
- SOLCOM I&C CO., LTD.
- Address:203-36
- Enidus
- Address:195-58,Anyang 7-dong ,Manan-gu, Anyang-si
- Haena Tech Co., Ltd.
- Address:1032-39 Wonpyeong-dong,Wonpyeong-dong ,Gumi-si
- TCND Co., Ltd.
- Address:2117 Hyundai Pantheon 21-2