hajin bldg.,3F,171-4, bangyi-dong,songpa-gu seoul,
2F, Bell bldg., 1443-36 Seocho-dong, Seocho-gu,, Seoul
3F Doosan Commercial B/D, 91 Saseong-Ro,Cheolsan-dong,
Dk Building 1662-7 Bongchun-Dong
11th FL, Youseung Bldg., 1595-3, Seocho-gu, Seocho 3-Dong, Seoul