- Dawon Electronic Corporation
- Address:Samgye-ri, Cheongbuk-myeon, Pyeongtaek-si
- Sehan Electools Ltd.
- Address:Rm 508-1 , B-dong Bundang Techno Park ,Yatap-dong, Bundang-gu, sungnam-shi
- Fine Electronics Ind.
- Address:
- Dasol Electronics
- Address:1020-9 3F, Bangbae-dong
- Global4U
- Address:4170 bungi Sungnam Dong DunJun B / D 5F
- Koco Silver
- Address:12,Mullae-dong 6-ga ,Yeongdeungpo-gu
- INZI CONTROLS
- Address:504-ho,2Dadong,Sihwa industrial Complex Jeongwang 2-dong,Sihenggi-do,Korea
- Seoul Optical Ind. Co., Ltd.
- Address:68-1, PYONGAM-RI, SAENGGUK-MYON, UMSONG-GUN
- Goldtel Co., Ltd.
- Address:970-44, Wolchul-Dong, Buk-Gu
- Heat Metal Fiber
- Address:485 Sindong
- Onyou International Co.
- Address:gumi-dong201 pundang-gu seonam-city
- Prime Tec Corporation
- Address:586, Doyangdong, Gyeyanggu, Incheon, South Korea
- Evan Go
- Address:Room# 1021 Samsung Midas, 1305-30, Janghang-ro, Ilsandong-gu
- MiroInternational
- Address:DangjuBD405, Seoul, South Korea, South Korea
- DONGSUNG ENG
- Address:RM710, WORLD MERDIAN BLDG, 426-5, GASAN-DONG
- Kunwoo wiring system co.,ltd.
- Address:8-27, Buncheon-ri, Oga-myeon
- DAEGU SPECIAL METAL CO
- Address:100-62 Galsan-dong,Galsan-dong ,Dalseo-gu
- A One International Co Ltd.
- Address:535-7 Moonbal-ri, Kyoha-eup
- SeAH METAL
- Address:26-2 Kuro-Dong, Kuro-Ku,
- Entec Global Corp
- Address:103-502, Sensivill,1228, Woo 2-Dong, Haeundae-gu