Since its birth, human beings have been eager to explore the distance. In order to find the new continent on the other side of the ocean, brave explorers have continued to emerge.

From the beginning, the ship became indispensable transportation. Around 4,000 BC, the sailboat created by carefully designed appeared in ancient Egypt.

From ancient canoeing to modern transportation ships, it has generally experienced four eras: the era of rafts, sailing eras, steam engines, and diesel engine vessels.

The continuous development of science and technology has led to the stable development of shipping technology. As early as ancient times, our ancestors invented various vessels.

Since the development of the ship manufacturing industry, it has invented ships with various functions. The main purpose of the ship's creation is to benefit humans. Let's take a look at the role of various ships and their corresponding role together.

1. Fishing boats: The most commonly used ships are fishing boats. Fishing boats are fishermen. They are mainly ships used in coastal areas to fish. The fishing boats are small and rarely too large fishing boats.

The fishing boat has a long history, and the history of fishing boats was as early as thousands of years ago.

2. Ordinary cargo ship: It is a single-layer or multi-layer ship. It is mainly used for transporting dry goods. It is a relatively common type of ship.

3. Bulk carrier: The bulk carrier is a ship with a single-layer deck structure. Usually, there are also top-side and bottom cabins. Bulk carriers are mainly used to transport bulk transportation.

4. Gas transport ships: Gas transport ships are used to transport some cargo ships with liquefied gases or other flammable goods. It includes liquefied petroleum and gas transport ships (LPG) and liquefied natural gas transport ships (LNG).

5. Container ship: Container ship is the most common cargo ship. Their main task is to load the cargo. The container boat adopts a multi-layer deck structure. Various cargo is loaded in different deck layers, loading various container goods.

The container boat eats a deeper amount of water and can carry more heavy goods, and the safety factor is also high.

6. Wooden ship: The wooden ship is mainly used to transport logs and bulk wood, and has a cargo ship with special wood system solid equipment.

7. Rolling cargo ship: It has a single or multi-layer deck. It is a cargo ship loading a vehicle through a springboard or using a vehicle loading and unloading container.

8. Decade cargo ship: The deck cargo ship has no cargo compartment, all cargo ships are piled on the deck. The cargo can be entered with a roller springboard.

9. Passenger ship: The passenger ship is a ship that is specially used to transport passengers and ships they carry. Most of the passenger ships are regularly driving on a fixed route.

In addition to these ships, there are some ships used to play, such as yachts. Whether it is a small yacht or a large yacht, it is used for us to enjoy it. The entertainment of yachts is strong.

The tonnage of the yacht is small, the speed is high, and the maneuverability is flexible. The voyage speed is between 30km/h and 40km/h.