Recently, the "Yonggang Xiaotuo No. 60" vessel of Ningbo Yougang Boat and Barge Co., Ltd., a subsidiary of Zhen Haigang District, completed the 100th LNG fuel filling operation at the LNG (Liquefied Natural Gas) Work Ship Terminal of Ningbo Zhoushan Port. The "Yonggang Xiaotuo No. 60" is the first LNG and diesel dual fuel port in the country to be used as a tugboat. According to monitoring, when using LNG fuel operating mode, it reduces sulfur oxide emissions by nearly 98%, nitrogen oxide emissi