801, FI 8, ACE HIGH-END TOWER II. 222-14, Guro-Dong
Cheongcheon-Dong, Bupyeong-Gu
Room# 1217, Lotte IT Castle 1, 550-1, Gasan-Dong, Geumcheon-Gu
Room# 817, Yucheon Factopia 196, Ahnyang7-Dong, Manan-Gu
# 410-412 New T Castle, Gashan-Dong,
RM 1818 Anam Tower, 702-10, Yeoksam-dong, Gangnam-gu
# 503-509, Sunil Technopia, 555 Dunchon-daero, Jungwon-gu,
1st 3th 4th fl,Junsung bldg.,628-29,Yeoksam-dong, Gangnam-gu
909, Daeryungtechnotown-8, Gasan-dong, Geumcheon-gu