- Address : 55 Saneop-ro Kwangyang-si Jeollanam-do (Taein-dong)
- Tel : +82-61-798-8114
- Fax : +82-61-792-2139
- Address : 114 Goedong-ro Nam-gu Pohang-si Gyeongsangbuk-do
- Plant Tel : +82-54-285-2201
- Plant Fax : +82-54-285-7343
- Address : 577 Seolleung-ro Gangnam-gu Seoul Korea (Yeoksam-dong)
- Tel : +82-2-6966-3220, 3221
- Fax : +82-2-6966-3203
- Address : #704 241 Gyedong-ro Gimhae-si Gyeongsangnam-do (Daecheong-dong)
- Tel : +82-55-312-1405
- Fax : +82-55-312-1390
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