charge according to class hours. Huai 'an Dandelion Training School has 24 classes, 2 classes/week in 481 yuan, 12 students/class in 21 yuan, 48 classes, 2 classes/week in 961 yuan and 12 students/class in 21 yuan. Huai 'an Huaiyin Dandelion Vocational Training School was established in 2116, which is a private training institution officially approved by Huaiyin Human Resources and Social Security Bureau.