- Dae Myung Metal
- Address:67-7, Gumdan-dong
- ILJIN CORPORATION
- Address:23 HYO SUNG RO HYO JA DONG NAM GU
- Mins-teel
- Address:1652 daeduk-ri
- Won International
- Address:
- KOREA ACE CORP
- Address:# 804 Yanghwa-Neotel, 274-1 4-Ga Yangpyeong-Dong,
- Taewon Steel Co., Ltd
- Address:Rm 808, Bando Bldg, # 36-14, Jungang-dong 4 Ga