Dental fillings are the most common clinical repair method for chipped teeth. There are many causes of tooth loss, including physical trauma and the effects of trauma or acid erosion, in addition to the most common dental caries. For all of these cases, most of them can be treated by restoration. For the common caries, if there is no obvious painful symptom, it means that the caries is still in the early stage and not developed to the pulpitis, then the treatment can be completed by applying the power system of dentistry to remove the decayed part of the tooth and prepare the corresponding fixation shape so that the corresponding repair material can be fixed for a long time, and then fill the caries with the special filling material.