总公司East 6F , 100, Cheonggyecheon-ro, Jung-gu, Seoul, Republic of Korea

九老分公司#905, EnC Venture Dream Tower 3 Cha 38-21, Digital-ro 31-gil, Guro-gu, Seoul, Korea

机场分公司130, Gonghangdong-ro 465beon-gil, Jung-gu, Incheon, Korea

利川分公司Miji Plaza BL 4F, 2110Byunkil14-1, Gyeongchung-daero, Bubal-eup, Icheon-si, Gyeonggi-do, Korea

瑞山分公司In SK Innovation, Mujangsaneop-ro, Jigok-myeon, Seosan-si, Chungnam, Korea

曾坪分公司82-41, Miam-ro, Jeungpyeong-eup, Jeungpyeong-gun, Chungcheongbuk-do, Korea

天安分公司Cheonan Branch 4F, Geum-sung Bldg., 69, Dunsan-ro, Seo-gu, Daejeon, Korea

大田分公司Daejeon Branch 2F, Geum-sung Bldg., 69, Dunsan-ro, Seo-gu, Daejeon, Korea

蔚山分公司3F ,97, Wangsaeng-ro, Nam-gu, Ulsan, Korea

釜山分公司#802 ,1815, Jungang-daero, Geumjeong-gu, Busan