5/F, Owner's Bldg., 16-5, Soonae-dong, bundang-gu, Sungnam-si,, Gyeonggi-do
4F-407 Dong Sung B/D 414-1 Hapjeong-Dong, Mapo-Gu Seoul, Seoul
2Floor, 31-11, Moonjung-dong Songpa-gu, Seoul
Sangkyung bld.412, yeungnam university 214-1 Daedong, Gyeongsan, Gyeongbuk, S.Korea Kyung san, Gyeongsangbuk-do
197-6, Shingil-4 dong, Yeoungdengpo-gu,, Seoul
KOLON DIGITAL TOWER# 901, GURO-3 DONG, GURO-KUKOLON DIGITAL TOWER# 901, GURO-3 DONG,