Address : (30046) Yongyeon-ro 554-21, Yeonseo-myeon, Sejong Special Self-Governing City Korea
Tel : (82-44) 865-9101~2
Fax : (82-44) 865-9106

Address : (08393) 101-301, HangyoungCastleCity, 90, Digital-ro 26-gil, Guro-gu, Seoul, Republic of Korea
Tel : (82-2) 3486-2830