- Taihan Copper Tech Co.,Ltd
- Bus Bar,Copper Alloy,E - Micas,Billet,Rectangular Wire,Mica Tape.
- Address:1080,Hwasan-ri ,Onsan-eup ,Ulju-gun
- Daeyoung E-tech Co., Ltd
- Copper Bus Bar, Copper Alloy, Copper / Aluminium Rectangular Wire, Copper Magnetic Wire, Copper Billet.
- Address:P. O Box 812-1
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