Twist is made of flour. Everyone knows that the price of flour is very cheap, and the flour will expand through fermentation, and then it will be used to fry twist. The fried twist in this way is not only numerous, but also delicious, so the profit of twist is very high. The cost price of a catty of twist is about 4 or 5 yuan, and the selling price can be about 8- 10 yuan, that is, the profit is almost the same as the cost. Without considering labor and shops, the profit and cost are almost the same.