COSCO (Dalian) Shipyard Co., Ltd. has delivered a subsea support vessel “MAERSK INVOLVER” (Hull No. N 451) of 9,785 dwt to its buyer, Maersk Supply Service AS, the company said in its press release. The vessel measures 11 meters high, 27 meters wide and 137 meters long. The delivery documents were signed by COSCO (Dalian) Shipyard Co., Ltd. and the buyer on 28 November 2017.