- IT TECHNOLOGY
- Address:105-105, Byeoksan Blooming, Won Gok 2 dong,
- Myskcon
- Address:958-2 Yongtong-Dong, Yongtong-Ku
- Elk Corp
- Address:687,Gwanpyeong-dong ,Yuseong-gu
- CEMS Co., Ltd.
- Address:MD Plaza #503
- ECOJOIN CO., LTD.
- Address:# 506 Lordland EZ Tower, 153, Gumi-dong, Bundang-gu
- MECHARONICS CO LTD
- Address:
- Life Materials
- Address:3F Dajooshopping, 49-55 Nogosan-dong, Mapo-gu
- HUNETWORKS INC
- Address:No. 505, Dongyoung Venturstel 199-32, Anyang-dong, Manan-Gu
- sooyoung semiconductor tech & trade
- Address:gongneungdong
- Mangomind Corporation Limited
- Address:3-303, Samho Apt. Inhudong, DeokjinGu
- Ts Precision Co.,Ltd
- Address:301-4,Seongsu 2-ga 3-dong ,Seongdong-gu
- JinsanIT
- Address:
- jmj
- Address:Youngtong
- REL
- Address:911 Center plaza Buld.
- e-MDT, Inc.
- Address:ASIC VentureTown 1 fl. 330-3 Sochodong, SochoGu
- Kaha Global Resources
- Address:#303, Manduk-2 Dong, Buk-Ku
- Steco Co., Ltd.
- Address:
- HW electron material co.,ltd
- Address:NO. 209-2304 HYUNDAID
- Bsec Electronic Co., Ltd.
- Address:C-1004, Woolim LIons Valley, Cheongcheon-dong, Bupyeong-gu
- Jumbosonn Corp.
- Address:201, Yangpyeong-Dong 4-ga, Youngdungpo-Gu