Potato flour is a famous traditional snack. Originated from the court of the Ming Dynasty, it was introduced to the people after the death of the Ming Dynasty. Because of its unique taste, it has won the praise of the world and has become a famous food in China. According to legend, the chef of Ming Dynasty selected potatoes, extracted flour, thickened ingredients, seasoned dough, leaked boiling water, dried in cold water bath, and finally made potato powder, a new type of pasta. The cooked potato flour is bright in color, soft, smooth and refreshing.

Sweet potato vermicelli, also known as sweet potato vermicelli and vermicelli, is a traditional famous product with a history of more than 400 years. Sweet potato vermicelli is not rotten after being cooked for a long time, fragrant and delicious, and can be eaten in various ways. It is a kind of food made from sweet potato and starch in sweet potato. Sweet potato vermicelli is an easy-going food, which can be matched with many foods and cooked in many ways to make various dishes.