Marine and marine transportation industry refers to the activities that use ships as the main means to engage in shipping and provide services for marine transportation. That is, a way to use ships to transport cargo between ports in different countries and regions through sea lanes is the most widely used in international cargo transportation. At present, more than two-thirds of the total international trade volume, and about 90% of China's total import and export freight volume are transported by sea.
The use of various types of equipment on the ship, lighting, electrical appliances, etc. all require power generation equipment. Diesel generator sets are essential equipment and are widely used in ships.