Guanghua vermicelli restaurant was closed because the food expired. The hot and sour powder in Guanghua vermicelli restaurant originated in Sichuan and Guizhou with a long history. It is a traditional snack. Its ingredients are handmade sweet potato vermicelli, which is made from special soup stock. Spicy, delicious, sour and oily, but not greasy. Guanghua vermicelli museum draws lessons from traditional folk manual methods, with exquisite materials and unique features, and is deeply loved by people.