A porcelain crown is a fixed restoration that is firmly fixed to the tooth by an adhesive and will not normally fall out, nor can it be removed by the patient. When a tooth problem does arise and the porcelain crown needs to be removed, it can be removed, but in a destructive manner. This means that the porcelain tooth cannot be removed in its entirety and requires a professional dentist to remove the porcelain crown by cutting it with a cutting device. The removal of porcelain teeth does not affect the natural teeth, only the grinding of the porcelain teeth. The following circumstances require the removal of porcelain teeth: 1, porcelain chipped, the metal exposed to affect the aesthetics; 2, porcelain teeth set with inflammation, redness and swelling, before the removal of porcelain crowns will be considered.