- Samsung Knitting Needle Co., Ltd.
- Address:997-2, KEUMSAN-RI, WAEGWAN-UP, CHILGOK-GUN
- Sung Jin Techwin Co., Ltd.
- Address:256-8,In-dong ,Dong-gu
- SMDV
- Address:280-11, Mora-Dong,
- Dae Young Tech Win Co., Ltd.
- Address:Rm603,Dae-dong Technobill, 999-3, Doksan-dong, Geumcheon-gu
- Grace Electronics Co.
- Address:398-19,Sin-dong ,Yeongtong-gu, Suwon-si
- Dae Kyong Air Filter Co., Ltd.
- Address:301-1,Chowol-eup ,Gwangju-si
- Korea Jcc Co., Ltd.
- Address:57-1,Songjeong-ri ,Bugi-myeon ,Cheongwon-gun
- CEMS Co., Ltd.
- Address:MD Plaza #503
- ECOJOIN CO., LTD.
- Address:# 506 Lordland EZ Tower, 153, Gumi-dong, Bundang-gu
- EunSilHong
- Address:Na 118, Asia Electric Dept. 156-1
- NANOLSI
- Address:841-4 JangJi-Dong, SongPa-Gu
- H2, Inc.
- Address:# 416 Migun-TechnoWorld 2
- Daekyeung T&G Co., Ltd.
- Address:1202-1,Jisa-dong ,Gangseo-gu
- MECHARONICS CO LTD
- Address:
- KOLMAR CO.,LTD.
- Address:Annex 4F, Il-Dong Bldg. , 983, Daechi-dong,
- LK GLOBAL
- Address:B-709, INTELLIGE2, 24 JEONGJA-DONG, BUNDANG-GU
- DAEJIN TECHMAN CO.,LTD
- Address:
- ShinWon Electric & Communication Co.
- Address:2ga, Namhang-dong, Youngdo-gu
- Cjb Electronics Co.,
- Address:# 1104, Woolim Lions 2-cha, 680, Gasan-dong, Geumcheon-gu
- Dongnam precesion ind. co., ltd.
- Address:1593-6 Songjeong-Dong Gangseo-Gu