> CONTACT US > Sales Department   Jong Hun, Kim Sales Manager okim@oscg.net Sun Mi, Kim Sales Manager sm-kim@oscg.net       Kyong Bok , Kim Deputy Head of O.sasles oscg@oscg.net Hye Ryun, Chung Sales Manager oscg@oscg.net       IL Jeong, Kim Director oscg@oscg.net       Dong Su, Kang Staff dk-kang@oscg.net