Technology group Wärtsilä has signed a contract to supply the engines for Allseas’ new purpose-built semi-submersible Heavy Transport Vessel (HTV).The ship is being built at the Guangzhou Shipyard International (GSI) facilities in China.The…<p><p>https://www.marinelink.com/news/allseas-heavy-transport-vessel-newbuild-534722</p></p>