- MarineDigital
- Address:7102 KAIST 207-43, Cheonryangri-Dong, Dongdaemoon-Gu
- Stx Shipbuilding Co., Ltd.
- Address:100,Wonpo-dong ,Jinhae-si
- HOSEUNG ENTERPRISE CO.,LTD.
- Address:1587-2, Songjeong-Dong, Gangseo-Gu
- SEODONG MARITIME CO., LTD.
- Address:DANGRI
- Bookang Construction Co,. Ltd.
- Address:
- HAENAM INDUSTRY
- Address:Yeongdo-gu
- MOKWON
- Address:DOAN-DONG SUEGU
- Namkyung Globalnet Inc.
- Address:427 Oebalsan-Dong, Gangseo-Gu
- COSMO SNP CO., LTD
- Address:Hangdo B / D
- Hyundai Samho Heavy Industries Co.,Ltd.
- Address:1700,Samho-eup ,Yeongam-gun
- XH Shipbuilding Co.,Ltd
- Address:Korea Express B/D,1211-1, Choryang-dong, Dong-qu
- MIRACLE E & I LTD
- Address:Room 1722 Hanil O / T. , # 815 Munhyun-4dong
- Kwang Dong Frp Industrial Co.
- Address:1460-4,Songjeong-dong ,Gangseo-gu
1