- Aluforms Korea Co., Ltd.
- Address:288-3,Oseon-ri, Geumwang-eup ,Eumseong-gun
- Sin Jin Precision Co.,Ltd
- Address:732-2,Ancheong-dong ,Gwangsan-gu
- Seki Precison Co.
- Address:615-28,Janghang-dong ,Ilsan-gu, Goyang-si
- KWSG Co., Ltd.
- Address:# 1606 Renaissance Tower, 456 Gongdeok-dong
- Tapco International
- Address:3609 Prospect Avenue Riviera Beach, FL 33404 U.S.A
- K.C. Ltd.
- Address:1589-6,Songjeong-dong ,Gangseo-gu
- Sedae Enertech Co., Ltd
- Address:309-2,Bonsan-ri ,Jinyeong-eup ,Gimhae-si
- Young Nam Ind Co., Ltd.
- Address:452, Naein-Ri, Sanin-Myeon,
- GIL Corporation
- Address:311 Sungjai Millenium# 543-1 Sang-Dong, Wonmi-Gu
- INSUNG HEAVY ELECTRIC CO
- Address:380-26, Samnak-dong, Sasang-gu
- Sejin Electronics.
- Address:489-6 Galhyeon 2-dong, Eunpyeong-gu
- management_joy Enterprise Co.,Ltd
- Address:110# -1, Garak-dong, songpa-gu
- Sudo Electric
- Address:789, siksa-dong, ilsan-donggu
- Dawon Electronic Corporation
- Address:Samgye-ri, Cheongbuk-myeon, Pyeongtaek-si
- Koco Silver
- Address:12,Mullae-dong 6-ga ,Yeongdeungpo-gu
- Evan Go
- Address:Room# 1021 Samsung Midas, 1305-30, Janghang-ro, Ilsandong-gu
- JTC CO., LTD
- Address:# 803-1, Jangbang-ri, hallim-myeon
- Soo Duck Industry Machinery Co.,Ltd.
- Address:# 76-2, Shinchon-Dong
- Chin Sung World Int Co., Ltd.
- Address:94-127,Yeongdeungpo-dong 2-ga ,Yeongdeungpo-gu
- TAEILMAGNETICS CO.,LTD
- Address:860-2 Toegye-Dong