A model of the hi-tech WSD 1000 MPSV, a multi-purpose offshore supply vessel with a unique fuel-efficient design, proven hull lines & an integrated equipment package from Wärtsilä, will be on display at the upcoming Expo. Wärtsilä will be at Stand N2F51 at Marintec China 2013, 3 - 6, December 2013 in Shanghai.