- Airyak Corporation
- Address:#414-13, Donggyo-Dong
- ISLAND MARINE
- Address:101Dong, Joong Rang Gu,
- Paldeungshin corporation
- Address:Garak Dong
- kyung-in
- Address:BuGae-Dong 248-1
- Korea UMT
- Address:423-8, Daejang-Dong, Dukyang-Du
- E-WAVE CO.,LTD
- Address:604, Daewoo i-ville, 193-4, Gwangan2-dong, Suyeong-gu
- Seoul Euromotors Works
- Address:
- WOOSUNG I.B.
- Address:331-10, Hyosung, Gyeyang
- DongWong Enterprises Co.,LTD
- Address:Ganghwa Dong, Hongan Ku, Seoul
- Woosung I.B. Co.,Ltd.
- Address:Hyoseong-dong 331-10,Hyoseong-dong ,Gyeyang-gu
- Jd Corporation Ltd.
- Address:395-73,Sindaebang-dong ,Dongjak-gu
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