What are the characteristics of ships in the Ming Dynasty?

Shipbuilding in Ming Dynasty was not only large in quantity and scale, but also varied in types. There are yellow boats, clippers, Jianghan-class boats, eight-paddle boats, full-awned boats, rocking boats, three-wave boats, Xi-shore boats, clear-water boats, top-awned boats, black-bottomed boats, salt boats, five-aojiang boats, red single boats and so on. There are crab boats, sheltered boats, sealed boats, etc. Warships include warships, patrol boats, whistle boats, wave boats, fireboats in China, eagle boats, three-board patrol boats, chain boats, mother ships, double-headed ships, rich ships, pale ships, one-handed ships, white ships and tiger ships. There are many kinds of boats, besides sand boats and lucky boats, there are also wide boats and bird boats. The ship type of Guangzhou ship is characterized by a long nose, a narrow bottom and a wide top, which are shaped like two wings and are conducive to breaking the waves. Small beam arch, low deck ridge arc, good navigation performance and great endurance. Named after it was founded in Guangdong, it was a ship type widely used in the South China Sea in the Ming Dynasty. The "bird boat" has a small head and a straight hull; In addition to the mast sail, there are two oars on each side, which sail with wind and paddle without wind. The sail is long and fast, and the ship is like a bird on the water "(Qing" Zhejiang Shipping Case "). Since the Ming Dynasty, most of the small seagoing ships along the coast of Zhejiang, Fujian and Guangdong have adopted bird-shaped ships to improve their speed. At this point, all the four ancient maritime ship types in China appeared and finalized. Although there were thousands of wooden boats in China during the Ming and Qing Dynasties, as far as ship types are concerned, they basically belong to four categories: sand boats, lucky boats, wide boats and bird boats.