Liyang Mingsi Education junior high school fees are based on class hours. According to the information provided by official website Liyang Mingsi Education, the charging standard for junior high school of Liyang Mingsi Education is based on class hours, with 40 minutes as a class hour and junior high school as a class hour 170 yuan. Generally, each class is supplemented by two hours, that is, three classes. 170 yuan× ×3 = 5 10/0 yuan. Therefore, the charging standard for junior high school of Liyang Mingsi Education is 5 10 yuan per class. Therefore, the charging standard of Liyang Mingsi Education Junior High School is based on class hours.