1, white bean jelly is made of starch and is a famous snack in southern China. It is made of vegetable gum and other raw materials. The product is tender, smooth, crystal clear, refreshing and delicious, and has a pleasant flavor. It is a good summer snack.

2. Starch is a kind of high molecular carbohydrate, which is polymerized by glucose molecules. Its basic unit is α-D- glucopyranose, and its molecular formula is (C6H 10O5). Starch includes amylose and amylopectin.