513-14, Sixox Tower #706, Sandaewon-Dong, Jungwon-Ku Sungnam City, Gyeonggi-do
#401 Sunghyun B/D., #1073-6, Mansu-dong Namdong-gu, Incheon
Rm# 406 Sejong A. P. T. , 100 Dangju-dong, Chongno-ku,
9F Arirang Tower, 1467-80, Seocho-3dong, Seocho-gu,, Seoul