No.802 Mammoth Tower, 28-14 Sohyang-ro,13 beon-gil,Wonmi-gu, Bucheon-si Bucheon-si, Gyeonggi-do
#807~809, 1st building LOTTE IT Castle, 550-1, Gasan-dong Geumcheon-gu, Seoul
N13-115 Chundae-ro 1 Seowon, Chungcheongbuk-do
#125-6, Samsung-Dong, Dong-Ku Daejeon, Daejeon
No.502 Yangjae Bldg. #80-13 Yangjae-dong, Seocho-Gu, Seoul
646-2. Junghwasan-dong 2-ga, wansan-gu, Jeonju-si, , Jeollabuk-do