According to the profit analysis of famous lotus seed porridge, the cost of each bowl of lotus seed porridge in the market is 0.3-0.5 yuan and the price is 1.0-2.0 yuan. A booth sells about 300 cups a day, and the daily net profit can reach 2 10/from 0 yuan to 450 yuan. If the business location is good, the investment can be recovered within one week, which is the profit of operating a point.