The main differences are: different definitions, different processing methods, and different uses. The details are as follows:

1. Different definitions

1. Chengmian

Chengfen is also called Chengmian, Tingfen and wheat starch. In fact, it is raw starch.

2. Ordinary flour

refers to wheat flour, that is, flour ground from wheat.

2. Different processing methods

1. Clear noodles

After rinsing with water, the gluten in the flour is separated from other substances, and the gluten becomes gluten. , the rest is Chengmian.

2. Ordinary flour

is the flour obtained by extracting the bran from wheat after being processed by a flour mill.

3. Different uses

1. Clear noodles

① In addition to being used directly, it can also be processed into various modified starches, hydrolyzed products, etc.

②. Foods made of starch such as vermicelli, vermicelli, etc. can be eaten directly.

③. Starch can be used as raw material in instant noodles, ham, ice cream and other foods and degradable plastic products. As a fermentation raw material, it is used in the production of starch sugar, amino acids, alcohol, antibiotics, MSG and other products. Starch can also be processed into modified starch, which is widely used in papermaking, textiles, food, casting, medicine, construction, oil drilling, mineral processing and other fields.

2. Ordinary flour

It is mainly eaten as a staple food.

Baidu Encyclopedia - Chengmian

Baidu Encyclopedia - Flour