On 14^th Feb, 2023, three units of 2×1471kW ASD Tugboats built for ZHOUSHAN and individually named “YU SHAN TUO 5”, “YU SHAN TUO 6” and “YU SHAN TUO 7”  have been delivered successfully.

        The series of vessel has length of 39.9m, breadth of 10.4m, bollard pull ahead of 52t, bollard pull astern of 47t, endurance of 1,050nm and speed of 13.2kn.