- Hankook Special Steel Co., Ltd
- Dummy bar,Motor frame,Crop shear,Chock,Segment No.0 ~ 19 ,Bloom mold,Bridge equipment,Guide shoe,Bridge equipment.
- Address:43-2,Munpyeong-dong ,Daedeok-gu
- IN's Corporation
- Speciall steel round bar,carbon steel bloom,speciall steel wire rod.
- Address:# 501, Sinpyeong-dong, Saha-gu
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