- Lincoln Diesels Spares Busan
- Address:Gwaebeop-dong
- Hyundai En-Tech Inc.
- Address:317 Seongsan-ri,Seongsan-ri ,Haeryong-myeon ,Suncheon-si
- GU Engineering Co., Ltd.
- Address:Dongjin B / D 702, 10-1, 2 Ga, Daechang-Dong
- Sebo Engineering Services Company
- Address:141-30,Namhang-dong 3-ga ,Yeongdo-gu
- D&S Global Co.,Ltd
- Address:Rm306 Byucksan Airtrium, 849 Banghwa-Dong, Kangseo-Gum
- IM Co., Ltd.
- Address:708, Naesam-ri, Juchon-myeon
- Seafirst Engineering Co
- Address:45-16, Ga Um Dong
- AFS
- Address:No. 5 Busan Rd
- Chang Sung
- Address:
- Quantum Corporation
- Address:Bujeon-Dong
- Whiz International Company
- Address:
- Doosung Ships Electronic Co.Ltd
- Address:# 56-6, 4Ka, Jungang-Dong, Jung-Ku, NamJung B / D 2F
- masicline
- Address:Hansol B/D 408-101
- Oriental Precesion & Engineering Co.,Ltd.
- Address:1614-1,Songjeong-dong ,Gangseo-gu
- Pos International
- Address:402-1 Industrial B/D,586 Geaebub-dong, Sasang-gu
- HEARTMAN
- Address:1530-6, songjeong-dong
- LODESTAR CO.,LTD
- Address:43-4. Bosu-dong 2ga, Jung-gu
- ilsan fine machinery
- Address:1146-3, JUNGRI-DONG, SEO-GU
- Comaco International Co.,Ltd.
- Address:Namhang-Dong 3 Ka 141-74
- DONGWOO ELETRIC MACHINE IND.
- Address:# 392-20, Samrak-Dong, Sasang-Gu