wholesale of oat noodles and noodles belongs to the category of food industry. According to the relevant public information, the wholesale of Youmian Hele refers to selling Youmian Hele to other enterprises, merchants or retailers in large quantities. Because its products have food properties, it belongs to the food industry category. Youmian Hele is a popular traditional snack in northern China, and it is a kind of pasta with Youmian as the main raw material.