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Headquarters- Address
- Wonpoong bldg. 343 Gonghang-daero, Gangseo-gu,
Seoul, Republic of Korea
- Phone
- +82-2-3661-8112
- Fax
- +82-2-3661-8111
- Map
- Map
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Cheongju Factory- Address
- 5 Jikji-daero 474beon-gil, Heungdeok-gu, Cheongju-si,
Chungcheongbuk-do, Republic of Korea
- Phone
- +82-43-272-8388
- Fax
- +82-43-272-8387
- Map
- Map
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Okcheon Factory- Address
- 42 Injeong 1-gil, Cheongsan-myeon, Okcheon-gun,
Chungcheongbuk-do, Republic of Korea
- Phone
- +82-43-733-5111
- Fax
- +82-43-733-5109
- Map
- Map