The origin of Yangchun noodles is related to the southern tour of Emperor Qianlong in Yangchun in March. According to legend, Qianlong visited Huai 'an in March in Yangchun, and went to a noodle stall to hide his identity. He even ate two bowls of noodles, and the noodle soup was crystal clear, with golden oily noodles floating on it. However, I learned that this noodle had no name, and it was named "Yangchun noodle" because it was in the spring of March.

According to the word "Yangchun" adopted by Emperor Qianlong, it means that Huai 'an pays taxes to the imperial court just like everything grows in spring, full of vitality and continuous like this noodle. Yangchun noodles, also known as smooth noodles, clear soup noodles or "clear soup smooth noodles", are fresh, light and refreshing, which is a major feature of Yangzhou. Folk customs call October of the lunar calendar Xiaoyangchun, and Shanghai slang takes ten as Yangchun. In the past, this noodle sold for ten pence per bowl, so it was called Yangchun noodle.