DNV awards AiP to DSME for rotor sail system by admin March 23, 2021 March 23, 2021 78 views DNV awards AiP to DSME for rotor sail system Seoul, South Korea, 23 March 2021: Daewoo Shipbuilding & Marine Engineering (DSME) received an Approval in Principle (AiP) from leading classification… 0 FacebookTwitterLinkedinEmail