Astrum Co., Ltd.|Representative: Jimin Ryu|Business address: 2F #2830, 19 Hakdong-ro 2-gil, Gangnam-gu, Seoul (Nonhyeon-dong, Seil Building)|Business registration number: 276-87-03930|Mail-order Business Registration No.: 2026-서울강남-04862|Phone: +82 2-6080-0117