Marine Market Side – Top 10 Ship Owning Nations provided by VesselsValue. *OSV – Offshore Supply Vessels / OCV – Offshore Construction Vessel /MODU – Mobile Offshore Drilling Units / CTV – Crew Transfer Vessels. - Korea ranks seventh, 7 in Top 10 Ship owning Nations. Highlight Area – Korea’s Vehicle Carriers, LNG, LPG and Reefer segment. Spot Market. Weekly Summary. Korean Ship Owner Side – 1. “..