Activity-based cost. 7.5 yuan 1 to grade 2, grade 3-5 10 yuan, junior high school 15 yuan. Fees charged by the school for customizing clothes for students through public bidding. Every primary school is not higher than 80 yuan, and every junior high school is not higher than 100 yuan. In addition, some schools outsource the fees charged by schools to students who voluntarily dine at school, and the canteens charge their own fees. According to local consumption standards.