Headquarters : 208, Osongsaengmyeong 9-ro, Osong-eup, Heungdeok-gu, Cheongju-si, Chungcheongbuk-do, Republic of Korea
Hyeondo Factory : 12-21, Jugamdowon-ro, Hyeondo-myeon, Seowon-gu, Cheongju-si, Chungcheongbuk-do, Republic of Korea
TEㅣ : +8243-275-6002, FAX : +8243-275-6004