A Series of waterways that linked major cities in china is called?

A series of waterways that linked major cities in China is called the Grand Canal. This ancient canal system, which dates back to the 5th century BC and was extensively developed during the Sui and Tang dynasties, facilitated trade and transportation across the country. Stretching over 1,100 miles, it connects Beijing in the north to Hangzhou in the south, playing a crucial role in the economic and cultural exchange throughout Chinese history.