HMD held a naming ceremony for the 38,000 DWT combo vessel CS ONSAN on September 3, with delivery on September 4 at Onsan Port.

The ship measures 180.0 m long, 30.0 m wide, and 15.8 m deep. The combo vessel is equipped with cargo hold on board, and two separate sulfuric acid tanks to deliver copper concentrate and liquid sulfuric on the same ship. With deck crane between hatch cover, it is possible to unload solid cargo and with manifold arranged on upper deck it is possible to unload high concentration sulfuric acid.