1. River vermicelli, originally known as Shahe vermicelli, originally came from its hometown of Shahe, Guangdong. The main crop in the area was rice, and local residents used this staple to make many rice products, which is how river noodles were born.

2. As a result of population migration, the cuisine of river noodles was also brought to various places, for example, in Singapore it is called Gui Diao, in southern Fujian it is called Kueh Teow, and the Hakka people call it Kueh Teow, etc. In the south of the Yangtze River, for example, in Hunan and Guangxi, river noodles are made from rice. In the south of the Yangtze River, such as Hunan and Guangxi, river noodles can be seen everywhere, just called differently. Some areas of our country also called it powder, cut powder, powder skin, in fact, are the same thing, the practice is also similar.