The standards of maintenance funds vary from place to place, and they are also paid to public facilities for maintenance.
The gas installation fee was collected by the developer, but now many properties are no longer collected, which is actually included in the house price.
Surveying and mapping, you can find your own mapping company. Don't worry.
The transfer fee has never been heard of.
There are also some property registration fees, as well as stamp duty and stamp tax, which are relatively small.
Buying a house is really troublesome.