9th FL, Arirang Tower, Seocho3-dong Seocho-gu, Seoul
21-1105 Woosung, 1332-1 Seocho2-dong, Seocho-ku Seoul, Seoul
10F KT Chungcheongbuk Customer Center, 1390 Bunpyeong-dong, Heungdeok-gu, Cheongju-si,, Chungcheongbuk-do
1034-6, Sanbon-dong Gunpo-si, Gyeonggi-do
Wonhyoro-3Ga46-1 Wonhyo B/D 604Ho Yongsan-Gu, Seoul
153-55 Samseong-dong,Samseong-dong ,Gangnam-gu
Acroffice A05, SinJin B/D 4F, Majang-dong Seongdong-gu, Seoul
# 1002, Ace Techno Guro-dong, Guro-gu
Hankanglo Seoul, Seoul
2nd fl. 232-81 Guui-dong Kwangjin-gu, Seoul
401, Kranz Techno, 5442-1, Sangdaewon-Dong, Jungwon-Gu, Seongnam, Gyeonggi-do
2F, 175-1, Dongkyo-Dong, Mapo-Ku Seoul, Seoul
2463-4 Shin-heung 2 dong SeongNam-city, Gyeonggi-do
DangJeon Dong
F-723 KAIST Moonji Campus 193 Moonji-ro Yuseong-gu, Daejeon
C.P.O Box 7941,Mangwon-dong ,Mapo-gu
58ho B-1F ipia B / D 2-185, Hangangno 2-ga, Yongsan-gu
2F , #358-39 Galsan-dong, Dalseo-gu,, Daegu
Ra-4609, Chungang Circulation Complex, 1258, Gurobon-Dong, Guro-Gu Seoul, Seoul
1F, 82-77, Hawolgok-dong, Seongbuk-gu, Seoul