You can also go directly to the dental network to check. If you have been diagnosed, you need to make a porcelain crown. The price difference between the village and the city is very big, but you can guarantee the same material and production process. It's just that the doctor's operation is difficult to guarantee, such as disinfection, fineness of molars, shoulder width and position. The quality of adhesive and the material used in the model are the prerequisites to determine the quality of porcelain crown.