- Korea Pgm Co.,ltd
- Address:RM 2609 JANGGYO BLDG., JANGGYO-DONG
- Non-Ferrous Metal Ind. Co., Ltd
- Address:Gunbuk-myeon
- booktopia co.,ltd
- Address:# 1642-18, Daemyung10-Dong, Nam-Gu
- Tae San Technology
- Address:Jeung Wang Dong 1703-2
- Korea Zinc Co., Ltd.
- Address:YOUNGPOONG B/D,Nonhyeon 1-dong ,Gangnam-gu
- Bison Co., Ltd.
- Address:811,TEHERAN OFFICE BLDG., 707-38, YEOKSAM-DONG. KANGNAM-GU
- EMAX INC CO.,LTD
- Address:609-5 Wolpyeong-ri Hwangnyong-myeon
- IL Yang Metal LTD
- Address:
- EnerGlobal(KO)
- Address:Flat / Rm 201 Golden Gate Comm. Bldg. , 136-138, Austin Road, Kowloon
- YOUST TRADE
- Address:198, Tanhyeon-dong, Ilsanseo-gu
- STC Limited, Korea
- Address:
- Sinohaiin Trading Company
- Address:Myenmokdong, Junglanggu, Seoul. Korea
- SEOJIN Maritime Co., Ltd.
- Address:
- WOORI CMC Corp.
- Address:5f Hyundai Bldg. , # 35-1, Mapo-Dong, Mapo-Gu