- Mizi Research Inc.
- Address:88,Samseong-dong ,Gangnam-gu
- OCOWELL
- Address:22-5, Bangbe-Dong, Sonagpa-ku
- Thothpia
- Address:Cheonhyun Dong 388-9
- Sungil Telecom
- Address:Roadland EZ Tower #511,153,Gumi-Dong,Bundang-Gu
- I.E.ONE
- Address:Paldal Goo
- Laubo Co., Ltd
- Address:4F NAYOUNG BLDG,#171 BULRO-DONG, DONG-KU,KWANGJU
- NAZCA Co
- Address:No501, World-Valley Bldg, 2Street2, Bupyung-Dong, Jung-Gu
- Fabulouscase
- Address:83-1 2F
- Open Tech Inc.
- Address:60-19,Gasan-dong ,Geumcheon-gu
- Pantech & Curitel
- Address:Seo-cho Dong
- SEIL COMMUNICATIONS CO
- Address:# 201, Yeonan Bldg. , Garak-Dong 10-11, Songpa-ku
- Somang Steel CO,.
- Address:2F Sine B/D 344-4 Sindaebang-Dong
- Victelcom Co.,Ltd
- Address:
- Cngsoft
- Address:Yangjihospital4f
- D'CODE Solution Co.,Ltd.
- Address:Yeoksam-dong
- NEW COMMODITIES CENTER
- Address:6-104 Banpo Bon-dong Seocho-gu
- Kyung Jin Electron Co.,LTd
- Address:DaeRyung Post 6, GaSan-Dong
- Victory Tele-Communications Co.,Ltd
- Address:9-1, 1Ga, DanaSan-Dong
- IR Link corp.
- Address:
- Solutech Co.,Ltd
- Address:Dangsan-dong ,Yeongdeungpo-gu