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        On 2^nd Feb., 2024, one unit of 3,236kw ASD tugboat with diesel plus battery power , which was built for Qing Huangdao and named "QIN GANG 28", has been delivered.

        The vessel is adopted by global advanced DC frequent power net as the basis, with advantage of traditional big pull power and energy saving & emission reducing. It is estimated that the vessel, as the first type with new eergy in Bohai bay, could reduce 355 ton of CO² emission.

        The vessel has length of 37.5m, breadth of 10.4m, depth of 4.7m, BP ahead of 52.2t, BP astern of 19.1t, endurance of 700nm and speed of 12.85kn.