The annual economic benefit of children's skating car is about 6.5438+0.94 million. Children's roller skating training can reach about 32 people per day, and the consumption amount is about 70- 100 yuan. Here, we calculate the consumption per person 100 yuan. Then the daily turnover is 3200, and the monthly sales is 96000. If the gross profit is calculated at 60% per month without the purchase cost and logistics cost, the gross profit per month is 57,000 yuan. If the monthly fixed cost expenditure is 40,000 yuan, the monthly net profit is 1.62 million yuan, and the annual net profit is 1.94 million yuan. This profit is still considerable. To sum up, the annual profit of children's roller skating training can earn about 654.38+0.94 million.