Bremen – After careful comparison and in-depth analysis, German owner Hansa Shipping and Chinese shipyard Jiangsu New Yangzi Shipbuilding have decided to equip four new 4,800 TEU vessels with the German ballast water treatment technology CleanBallast® by RWO, a subsidiary of Veolia Water Solutions & Technologies. The plants will be delivered during the course of 2012. “We have picked RWO knowing that we are dealing with a sensitive and important task for the Future,” said Dejan Golub, Superintendent of Hansa Shipping GmbH & CO KG.