However, if you provide materials for diy to make a cake yourself, the price will be moderate. After all, the labor of the venue instructor will cost money.
It depends on which city, the materials provided and the operating environment. If it is a big city, the materials and venues provided are very good, then it is very cheap. If the material environment in a small city is average, then the price is not too expensive.
The 4-inch cake is quite small.