Opening a dumpling house in Wanda Plaza makes money. According to the query related information: the profit of dumplings is very big. In Wanda Plaza to open a dumpling hall, the flow of people, investors can earn a lot of money, assuming that the dumpling hall per capita consumption of 10 yuan, every day there are 80 people into the store to consume, the daily turnover is 800 yuan, the monthly turnover is 24,000 yuan, after deducting the cost of the various dumpling hall of the monthly net of about 16,000 yuan, that is to say, the annual net profit of 192,000 yuan, which is an annual income is about the city of white-collar workers four to five years of salary. This annual income is about four to five years' salary of a white-collar worker in the city.