South Korean shipbuilding group Hanwha Ocean on Tuesday announced it has been certified to participate in vessel maintenance, repair and overhaul (MRO) activities for the U.S. Navy.The company said its Master Ship Repair Agreement (MSRA) signed with the U.S.<p><p>https://www.marinelink.com/news/south-koreas-hanwha-ocean-cleared-perform-515553</p></p>