On 28^th December, 2021, two units of ASD tugboats, which are built for  Zhoushan Haitong and named “ZHOU GANG TUO 40”and “ZHOU GANG TUO 42”, have completed and delivered.

        The ship “ZHOU GANG TUO 40”has a total length of 39.975m, a width of 10.6m, a depth of 4.9m, bollard pull (stern) of 65t,  bollard pull (forward) of 58t, a an endurance of 1,100nm and a speed of 13.27Kn.

        The ship “ZHOU GANG TUO 42”has a total length of 41.225m, a width of 11.5m, a depth of 5.3m, bollard pull (stern) of 86t,  bollard pull (forward) of 78t, a an endurance of 1,100nm and a speed of 13.9Kn.