The dredging project is located in Beilun Port, Zhejiang Province, with a cross-sectional engineering volume of about 680,000 square meters. The construction of the swirling water area is -12.5 meters, and the mooring water area is -13.5 meters. The project is to alleviate the current situation of insufficient water depth in the harbor basin and provide important support for the berthing and unberthing of ships in the Beilun port area.