Simple fillings can be done in a general clinic, as long as the clinic or outpatient clinic has a license to practice dentistry. Filling is the need for disinfection and resin filling, may take a few minutes to ten minutes time can, in general, there will be no consequences, if there is no relevant license or do not go. If the situation of the teeth is more complicated, the rot is more serious, may be some small clinics do not have the ability to take oral X-ray film, in this case you need to go to a regular large dental hospital, the equipment will be more complete, you can have a better understanding of the situation of the teeth in the oral cavity, the extraction of the teeth will be more secure.