- 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
- 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
- DONGWOO ELETRIC MACHINE IND.
- Address:# 392-20, Samrak-Dong, Sasang-Gu
- Fair Partner Co.
- Address:Yang Jae
- Koryo International Inc
- Address:21-2,Jungang-dong 1-ga ,Jung-gu
- SEOILL MARINE MACHINARY
- Address:Rm107 #1735-1, Songjung-dong, Kangseo-gu, Busan, Korea
- Mi Chang Marine Services Co.
- Address:# 1-23, 3-GA, NAMHANG-DONG, YOUNGDO-GU,
- ENTECH
- Address:116, Gongdan-ro, Seongsan-gu
- Dong Jin Marine Service Co., Ltd.
- Address:4th Fl.,Namhang-dong 3-ga ,Yeongdo-gu