- HANWOO ELECTRIC CO.
- Address:417-53 Samnak-dong, Sasang-gu
- Shin Won Tech Co., Ltd.
- Address:# 1612, 199 Useong Character officetel, Dogok-dong
- SimplyTrade
- Address:117-602 Humansia Seommaeul Apt., Dochon-dong
- DeaHeung Electronics co.
- Address:RM425, Da-line, Kadong, Sewoonsangga, 173, Jangsa-Dong, Jongro-Ku
- Lms Corporation Ltd.
- Address:92-3,Dangjeong-dong ,Gunpo-si
- Easf Electronics
- Address:165-9,Gamjeon 1-dong ,Sasang-gu
- Hot & Cool, Inc.
- Address:19-23, Maesan-ri, Mohyeon-myeon