You are using an outdated browser For a better experience using this site, please upgrade to a modern web browser. Subscribe Get Daily Email Subscribe --> Contact Us Sign in Home News & Features Compliance Costs Bunker Prices Bunker Intelligence Asia/Pacific News Latest Features World Americas EMEA Asia/Pacific Home News & Features Asia / Pacific Damen Launches Hybrid Methanol-Ready CSOV for TSSM Damen Launches Hybrid Methanol-Ready CSOV for TSSM by Ship & Bunker News Team Thursday July 30, 2026 Tweet Follow @shipandbunker The vessel features hybrid-diesel electric propulsion to lower bunker consumption. Image Credit: Damen Damen Shipyards Group has launched the second of two commissioning service operations vessels being built for Ta San Shang Marine (TSSM) suitable for conversion to methanol propulsion. The CSOV, TSS Challenger , is due for delivery in early 2027 , Damen said in a statement on its website on Wednesday . It will support offshore wind construction and maintenance projects in Taiwanese waters alongside its sister ship, TSS Cruiser . Built at Damen's Ha Long shipyard in Vietnam , the vessel features a hybrid diesel-electric propulsion system and an optimised hull to reduce fuel consumption and emissions. Damen said the CSOV has also been prepared for future operation on green methanol, allowing it to transition to the lower-carbon fuel as supply and bunkering infrastructure become available. TSSM is a joint venture between Japan's Mitsui O.S.K. Lines and Taiwan's Ta Tong Marine . The vessel can accommodate up to 120 personnel and is equipped with a motion-compensated gangway for offshore wind operations. Ship & Bunker News Team To contact the editor responsible for this story email us at [email protected] Also in the News Swedish Club Urges More Crew Training as Asia Expands Alternative-Fuelled Fleet The marine insurer says the rapid adoption of alternative-fuelled ships is creating new operational risks that require stronger crew