The Silk Road is an important trade route connecting China and the Mediterranean in history. This road was named "Silk Road" by an outstanding geographer in Germany in 1877, because there was much silk trade. At the same time, the Silk Road world is the main line of many other commodity transactions, and it is also a major channel for spreading technology. Buddhism is the most important thing introduced into China through the Silk Road. China's sericulture technology, pig iron forging technology and irrigation technology were once spread to Central Asia, South Asia and Europe through the Silk Road.

The road between China and the Mediterranean in history. In 1877, it was named as silkcount for largepropertion of trade long portrait. At the same time, this route provides foreign exchange reserves for many other products and more important technologies. One of the most important projects is the introduction of Buddhism in China, silkworm excrement breeding technology in China, iron and steel smelting and irrigation technology.