Charge by category. Huai 'an Dandelion Training School has 24 classes in 480 yuan, 2 classes/week, 20 yuan 12 students/class, 960 yuan 48 classes/week and 20 yuan 12 students/class. Huai 'an Huaiyin Dandelion Vocational Training School was established on 20 16, which is a private training institution officially approved by Huaiyin Human Resources and Social Security Bureau.