823, Dohwa-Dong
3F MSSELTEK 704-3 Gongse Gheung
177-2
# 403, 863-15 Jakjeon 1-dong,
jung gog dong
273-64,Suyu-dong ,Gangbuk-gu
yangchen-gu
701-5 ,Banpo 1-dong ,Seocho-gu
#1701 Daerung Post Tower 1st,Guro-dong ,Guro-gu
682-13 (83B / 14L) , Gojan-Dong,
seojeongdong 810-11
318-1,Gongchon-dong ,Seo-gu
4F, Onse Telecom B/D, Goomi 192-2, Boondangku
SAN156,Oryu-dong ,Seo-gu
183-22 Leechun-dong Namgu