- SAMKYUNG PLYWOOD AND STEEL CO LTD
- Address:302 Heungjin Bldg 392-5 Yangjaedong
- Hundai steel co.,ltd
- Address:121-280 Dangsandong6ga, Youngdeungpoku
- DONGIL STEEL MFG.CO.LTD
- Address:826-10,YEOKSAM-DONG, GANGNAM-KU
- Daein Co., Ltd.
- Address:170-29,Ojeong-dong ,Gimje-si
- JM Steel Co., Ltd.
- Address:No. 303 Samsung Merehen 752, Janghang-Dong, Ilsandong-Gu, Goyang-City, Gyeonggi-Do, Korea
1