- CRL
- Address:Samjung B / D 3f
- Global Shinhwa Co., Ltd
- Address:301, Office Plaza, Uichang-gu
- JUMON TECH CO., LTD.
- Address:Kimpo
- World Metal
- Address:3rd floor, ANT B / D 197-8
- Taekwang Metal Co.,Ltd
- Address:
- SHIN STEEL CO., LTD.
- Address:Rm 407, Gyeongnam International Trade Center, 7-4 Yongho-Dong
- Wang Do Corrosion Engineering Co.,Ltd
- Address:236-10,Poi-dong ,Gangnam-gu
- DONGIL STEEL MFG.CO.LTD
- Address:826-10,YEOKSAM-DONG, GANGNAM-KU
- Mikyong Im
- Address:1-409 Yoonsung Apt
- WOODCAMP
- Address:409 Renaissance Officetel Yatap-dong 342-2
- Komex Carbon Corporation
- Address:219-1 Sinneung-ri,Yangchon-ri ,Seoun-myeon ,Anseong-si
- SamJin.Inc
- Address:# 24-19 Smjung-dong
- Taihan Electric Wire co. LTD
- Address:Insong Building, 194-15, 1-Ka, Hoehyun-Dong, Chung-Ku
- apec industrial co., ltd.
- Address:Ma-209, Ka-dong,103, Gochck-dong, Guro-ku
- HANAAMT CO LTD
- Address:642-1, Gak-ri
- SLM CO LTD
- Address:562-1, Wanggil-Dong
- KREET
- Address:58-11 Daeyun-Dong
- Keun Yung Industrial Co., Ltd.
- Address:123-36,Samseong-dong ,Gangnam-gu
- HITRA Corporation
- Address:
- Han Young Materials Co., Ltd.
- Address: