There are civil ships and military ships according to their functions;

According to hull materials, there are wooden ships, steel ships, cement ships and FRP ships;
According to the region of navigation, there are ocean-going vessels, ocean-going vessels, coastal vessels and river vessels, etc.
According to the division of power plant, there are steam ship, internal combustion engine ship, steam ship and nuclear power ship;
According to the way of propulsion, there are paddle boats, propeller ships, flat propeller ships and sailing aid ships;
According to the way of navigation, there are self-propelled ships and non-self-propelled ships;
According to the navigational status, there are drainage vessels and non-drainage vessels.


Civil ships are usually classified according to their uses.
The same ship may have different appellations due to different classification methods.
According to different uses, can be divided into: passenger and cargo ship; General cargo ship; Container ships, ro-ro ships, lighter-carrying ships; Bulk grain ship, coal ship and multi-purpose ship; Multi-purpose ship (ore/oil tanker, ore/bulk carrier/oil tanker) special cargo ship (wooden ship, refrigerated ship, car carrier, etc.); Oil tanker, liquefied gas tanker, liquid chemical tanker, timber tanker, reefer vessel, salvage vessel, salvage vessel, icebreaker, cable applicator, scientific research vessel and fishing vessel, etc.
Disclaimer：Image source network