What is the annual profit of Guangzhou oil depot?

Guangzhou oil depot makes a profit of 3 million a year. Under normal circumstances, the profit of a gas station is 8- 1 1,000 yuan for selling one ton of gasoline. In some better locations, there are more vehicles, so it is no problem to sell 10 tons of cars a day, and the profit per day is 8000- 1000 yuan. A gas station can earn nearly 3 million a year.