1. SEKIGAHARA SEISAKUSHO LTD
2. NISHI-F CO.,LTD
3. SHIGI SHIPBUILDING CO.,LTD
4. IMC CO.,LTD
5. HOEI SENPAKU CO.,LTD
6. IKNOW MACHINERY CO.,LTD
7. KYORITSU KIKAI CO., LTD.
9. MANSEI INC.
10. JIANGSU JIAOYAN MARINE EQUIPMENT CO LTD ( CHINA )
12. HYUNDAI LIFEBOAT ( KOREA )
13. DONGNAM MARINE CRANE LTD ( KOREA )
14. ORIENTAL INSPECTION & SERVICE CO.,LTD ( KOREA )
15. FASSMAR – MARLAND LTD ( HONG KONG )