What we usually say by sea mainly refers to: full container and LCL (container ship), which is the most common. There are many kinds of containers, the most common ones are ordinary dry goods containers 20GP, 40GP and 40HC. There are also refrigerated containers, open-top containers, frame containers, livestock containers, tank containers and clothes hangers.
In addition to container ships, there are many other types of ships, such as:
? General cargo ship: it mainly transports a variety of groceries (super-large, super-high and overweight, such as large machinery and equipment, or super-long steel pipes, such as oil), which is "special" and cannot be loaded into containers. )
? Bulk carrier: It mainly transports timber, cement, grain, salt, iron ore, coal, copper ore and other bulk goods, and its volume is particularly large.
? Ro-ro ship (also known as getting on or off the ship): it mainly transports various vehicles, including vehicles full of containers or goods. Ro-ro ships are developed from train ferry and car ferry.
? Tanker (oil tanker): It mainly transports oil and refined oil. Including ships carrying other oils such as animals and plants. A supertanker capable of carrying more than 500,000 tons is such a ship.
In a word, there are different modes of transportation according to different modes of transportation and different characteristics of goods. There are more than ten kinds of common ones, and there are at least hundreds of other uncommon ones.