1 1, Chungcheongbuk-do
1561-1, Jungsan-dong ilsan dong-gu, goyang-city, , Gyeonggi-do
kwanglim B/D 416-11, dokokdong kangnam, Seoul
TE404, Hall Teihard,Sogang-Univ,1 Sinsu-dong, Mapo-gu,, Seoul
Room205, 13-block, Central Steel Market
KAKAO TALK: kolighting GUANGZHOU, Seoul
A805, 52 Chungminro Songpa-gu, Seoul
23B 2L, National 4th complex, Gupo-dong Gumi , Gyeongsangbuk-do
Rm609 Seonil Technopia, #555, Dunchon-Daero Jungwon-Gu, Sungnam-Si, Gyeonggi-do
C.P.O. Box 3732 Seoul, Korea
959-17 Daechon-dong, Buk-gu, Gwangju
13,196Beon-gil,Oksan-ro,Wonmi-gu
Room 312, Technoville A-dong 109, Banryongro, Jeonjusi Deokjin-gu Jeollabuk-do , Jeollabuk-do
#101 3rd VentureTown PohangTechnoPark, 601 Gigok-dong, Nam-gu, Pohang-si,, Gyeongsangbuk-do
# 604 Mokdong Biz Tower, 29-23 Yangpyung-Dong 2Ga, Youngdeungpo-Gu
Kwanyang-Dong, Dongan-Ku
20-8 Yurim-ro, 154beon-gil, Cheoin-gu,
772-4, Wonsi-dong Danwon-gu, Ansan-si, Gyeonggi-do