Wartsila wins job to design vessels for COSL
China’s top offshore service provider, China Oilfield Service Ltd (COSL), has awarded Finland’s Wartsila a contract to design six offshore service vessels, writes Xu Yihe. The two platform supply vessels and four anchor handling tug supply vessels will initially provide support operations in the South China Sea and Bohai Bay. The PSVs are based on Wartsila’s VS 485 PSV MKIII design, while the AHTS vessels are to be built according to Wartsila’s VS 4612 design.