The functions and usage of Chengmian are as follows:

1. Chengmian is sweet in taste and cool in nature. It can nourish the heart and spleen, relieve irritability and thirst, and facilitate urination. It is especially suitable for teenagers, computer users, office workers and the elderly.

2. Nutritional value Chengmian (wheat starch) does not contain protein and is particularly suitable for daily consumption by patients with renal insufficiency. Many hospitals use it in low-protein diets for patients with renal insufficiency.

3. You can make crystal shrimp dumplings.

Ingredients: Appropriate amount of starch powder, shrimp, a little carrot, appropriate amount of starch, salt, cooking wine and sesame oil.

Method: (1) Peel the shrimps, remove the sand lines, cut into small pieces, cut the carrots into small pieces, add salt, cooking wine and starch. (2) Knead the Chengfen into dough, roll it into dumpling wrappers, add a little filling and wrap it up. (3) Place it on the steamer and steam until cooked.