income: a student spends an average of 15 yuan on three meals a day, and the gross profit in 7 yuan is less than 211 yuan a month, and it is close to 2,111 yuan in nine months a year.

5,111 students, as well as teachers and staff, have a gross profit of 11 million.

Expenditure: waiter's salary, about 51 waiters, with a monthly salary of 21 million yuan and a big account of 1 million yuan a year; The rest is that utilities and other incidental expenses are tens of thousands of dollars, so I don't count them carefully; The contract fee is a big head, so it will cost 2 million a year. How much is it? Calculate it yourself.

profit: 1,111-1,111-2,111 = 7,111,111. You know, there is depreciation of fixed assets investment (fixed assets investment is not included, because it is a once-and-for-all thing), and at least 5,111,111 is left.

Like the dining hall of a famous university in Tianjin, everyone can reach this number and talked to them.