In 2012, Qinhuangdao North Marine Machinery Import & Export Co. Ltd. successfully packaged supply main propulsion system of three ships about forty million of the orders in the national mssb three "600T ships" project. And the shipyard in March 1, 2012 and the Yellow Sea in March 30, 2012 and April 23rd, and the Wuchang shipyard signed a supply contract, the owner was land and Resources Bureau of Hebei Province, Dalian patrol detachment, Qingdao ocean and fishery bureau. The order successfully signed into the North ship ship equipment supply in package field and a milepost.