Shipbuilder PaxOcean announced it has signed a contract with an undisclosed Greek shipowner for the construction of up to 10 multipurpose service vessels (MPSV).The significant order comes as demand rises across the offshore support vessel (OSV) sector.PaxOcean, part of Singapore-based Kuok Maritime Group, said the "state-of-the-art" vessels will be built at its yard in Zhoushan, China