226 Wonnamsandan-ro, Wonnam-myeon, Eumseong-gun, Chungcheongbuk-do
Tel. +82-43-873-3591 Fax. +82-43-873-3596
748 Sangno-ri, Wonnam-myeon, Chungcheongbuk-do
7F, West Building, POSCO Center, 440 Teheran-ro, Gangnam-gu, Seoul
Tel. +82-2-3457-4730 Fax. +82-2-3457-4731
