- Dong Woo Apex Industry Co., Ltd.
- Address:4th fl, Dongkwang Bldg., 303-12, Doksan 1-dong, Geumcheon-gu
- DIGITALCOM
- Address:
- Shine Trading
- Address:Seocheondong
- Lemon
- Address:Daechi-dong
- Testtech Inc
- Address:# 830 Dongtan-Myon, Hwasung-Shi
- ZAKANGCNS CO.,LTD
- Address:Office 403,4f, Jamsa B/D, #17-9, Youido-dong
- BNH Technologies
- Address:Suite 1102, Magellan 21,156-2 Dongkyo-dong
- D&A Co., Ltd.
- Address:# 401, Hansolg Bldg. , 145-1, Gumi-dong, Bundnag-gu,
- PARICSSON TECHNOLOGY LTD
- Address:CHINA
- Digital Stream Technology
- Address:2, 7th Fl, 344, Insung Bldg, Kwangjang-dong, Kwangjin-gu
- WTG Korea
- Address:Rm.1418 Hyundai Dream Tower,923-14 Mok-dong, Yangchun-gu
- Sung Geun Inc.
- Address:Jeonpo-Dong
- Maxus Technologies Inc.
- Address:Sujin 2-dong ,Sujeong-gu, Seongnam-si
- Sellgino Telecom Co., Ltd.
- Address:6FL,Dong-yung Venture 135-1,Dang-Dong,Gunpo-Si,Gyonggi-Do,South Korea(435010)
- XENICS
- Address:Rm 902 Elite B / D 44-32 Yoidodong
- Se Jin Instrument Co., Ltd.
- Address:116-4,Jangsa-dong ,Jongno-gu
- Suntech Electronics Corp.
- Address:6F-1,Nonhyeon-dong ,Namdong-gu
- HANA Elecronics
- Address:Junggok-1dong, 615-1, 2fl, Kwangjin-Ku
- Glosys Inc.
- Address:# 510 Venture Valley B / D, 958, Gosaek-Dong, Gwonseon-Gu
- Pascom Co.,ltd
- Address:# 301 Commax B, Sangdaewon-dong 513-12, Joongwon-Gu