About the cost, different schools, teaching environment, teaching facilities, teaching quality are not the same, so there are differences in cost, so there is no clear how much, can only be roughly how much, there are thousands can learn, there are a few hundred of a single product can be learned, so the cost of the cost of whether or not it includes the ingredients, there are a few more packages of tuition, and some do not packages of tuition cheaper! Some, of course, to learn the door craft can not just look at the tuition, the main thing is to be able to learn something is the key.