What transportation tools were available in the Song Dynasty

The level of shipbuilding technology of the dynasty was the highest in the world at that time. In the first year of Yuanfeng of Emperor Shenzong of the Song Dynasty (1078), Mingzhou built two 10,000-material (about 600-ton) Shenzhou. 1974, an ancient ship of the Song Dynasty was unearthed in Quanzhou, Fujian Province, which had 13 water-tight silos, and one or two of which leaked, and the ship would not sink. The technology of water-tight silos was introduced to Europe by Marco Polo. The main shipyards of the Song Dynasty were located in Jiangxi, Zhejiang, Hunan, Shaanxi and other regions. Pious Zhou, Jizhou, Wenzhou and Mingzhou were all important shipbuilding bases. During the reign of Emperor Taizong, the nation's annual shipbuilding reached more than 3,300 ships. In the Southern Song Dynasty, due to the watery south combined with the increasingly developed maritime trade, shipbuilding developed even faster. Lin'an Province (now Hangzhou), Jiankang Province (Jiangning Province, now Nanjing), Pingjiang Province (Suzhou), Yangzhou, Huzhou, Quanzhou, Guangzhou, Tanzhou, Hengzhou and so on became the new shipbuilding center. Guangzhou made a large ship Mulan boat can be "floating south of the South China Sea and the south, the boat such as a huge room, sails such as the sky of the clouds, the rudder long several battles, a boat hundreds of people, in the accumulation of a year of food". The Southern Song era also appeared in the car boat, Flying Tiger warships and other new warships.