- Aluforms Korea Co., Ltd.
- Address:288-3,Oseon-ri, Geumwang-eup ,Eumseong-gun
- Tapco International
- Address:3609 Prospect Avenue Riviera Beach, FL 33404 U.S.A
- Young Nam Ind Co., Ltd.
- Address:452, Naein-Ri, Sanin-Myeon,
- JTC CO., LTD
- Address:# 803-1, Jangbang-ri, hallim-myeon
- BANSUK SPINNING TECHNOLOGY CORP
- Address:1666-2 SONGJUNG-DONG
- Samjin Tech Co., Ltd.
- Address:980-3,Yeongtong-dong ,Yeongtong-gu, Suwon-si
- Sungwoo Engineering Co.
- Address:No.628 THE O'VALLET,555-9 HOGYE-DONG,ANYANG-CITY
- Sun Korea Corporation
- Address:Hwayang-dong
- SAMMi METAL PRODUCTS CO.,LTD.
- Address:55 Seongsan-dong
- GumKwang Co., Ltd.
- Address:# 842, Naesam-Ri, Juchon-Myeon
- Sk Total Marine Co.,Ltd
- Address:201 Samyoung Bldg, 2-2 Namhang-dong 1-ga ,Yeongdo-gu
- Pora Ele. Machinery Co., Ltd.
- Address:1-28,Dangjeong-dong ,Gunpo-si
- GtoI CORPORATION
- Address:462-3, Sangdo Dong, Dongjak-ku, Seoul 156-806
- SUNG SHIN M-TECH
- Address:712-15
- BANSUK STC
- Address:I 3-5 Block, Hwajeon-dong, Gangseo-gu
- KyungNam Precision
- Address:720-17 Hakjang-Dong
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