On 31^th of May, 2021, one 2×1912kW ASD Tugboat with FiFi-1，named “Nan Gang Tuo 9#”which is designed and built for  Tianjin South Port Co., Ltd  have been delivered successfully.
    The vessels have overall length of 38m,Breadth of 10.6m,Depth of 4.85m,Ahead Bollard Pull of 63.2t,Astern  Bollard Pull of 57.5t,Endurance of 1000nm and the Speed≥13.4Kn.