Snow flour, cooked flour and raw flour are different. Snow powder is sweet potato powder. Can be used to make steamed cakes. Noodles are gluten-free flour, and the ingredients are wheat. Uses can be used to make various snacks, such as shrimp dumplings, dried fruits, rice rolls, etc. Raw flour is starch, which can have many kinds, generally referring to corn starch. There are many kinds of starch: sweet potato flour, sweet potato flour, chestnut flour, corn flour, mung bean flour, and broad bean flour, because each region has different kinds.

Raw flour, mostly used for dogs, is often used as one of the cured meat materials to soften the meat quality in Chinese cooking, besides making the food taste smooth through dogs.