All-porcelain teeth can not be used for a lifetime. All-porcelain dental clinical also known as all-porcelain crowns, compared to ordinary porcelain teeth to a longer life, but can not be used for life, the life of the production of materials, post-operative maintenance and other factors vary, in general, the life of up to 10-20 years, but also with the user’s daily oral hygiene habits and diet and other factors related to. During the treatment process, a bonding agent is used between the tooth root and the all-porcelain tooth, which may gradually dissolve over time and cause the all-porcelain tooth to fall off. In addition, the service life of all-porcelain teeth and their own dental situation, if the patient’s own teeth are thicker, longer, usually bonded more firmly, the service life of all-porcelain teeth will also be longer. If the patient’s bite is not good, it may lead to unbalanced forces on the all-porcelain teeth in the long run, resulting in all-porcelain crowns chipped porcelain, this situation will need to be repaired, to a certain extent, will affect the service life. After wearing all-porcelain teeth, pay attention to maintaining oral hygiene, such as brushing teeth in the morning and evening, use mouthwash, etc. In the diet should avoid directly eating too hard food, such as crabs, melon seeds, etc.. In addition, regular review is also necessary to help extend the service life of all-porcelain teeth.