Sejong Research Institute / factory
- 112 Jangwookjin-ro, Sejong-si
- 042-381-0909
Daejeon Head office
- Room 372, 3rd floor, 85, Wolpyeongbuk-ro, Seo-gu, Daejeon (Wolpyeong-dong, Haksan Building)
- 042-381-0909
Seoul branch
- Room 372, 3rd floor, 85, Wolpyeongbuk-ro, Seo-gu, Daejeon (Wolpyeong-dong, Haksan Building