Let's see which one you do. If it is a complete set, it is about 300. You can do it seven or eight times. Some shops do not bake oil at one time, but can only cook a whole set. But a complete set of baking oil means that you buy a bottle of baking ointment and then charge for the first baking ointment and shampoo. Every time you finish baking oil, you only charge for washing your hair, which is quite cost-effective