The service life of ceramic teeth cannot be generalized, there is no specific standard, and its service life is closely related to the denture material, care measures and other factors. At present, ceramic teeth are a more ideal restoration for missing teeth in clinical practice. It has the characteristics of realistic appearance, uniform color and stable nature. According to the nature of the material, ceramic teeth can be divided into two types: precious metal porcelain teeth and non-precious metal porcelain teeth. Precious metal porcelain teeth are usually made of gold, silver, copper and other precious metals as the main raw materials, usually can be used for about 5-7 years. Non-precious metal porcelain teeth are mainly made of titanium alloy, nickel-chromium alloy, zirconium dioxide and other compounds. With the development of porcelain dental production technology, most non-precious metal porcelain teeth compared to metal porcelain teeth, in the life of the performance will be more advantageous, usually can use about 10 years of time. Secondly, good care measures are also conducive to prolonging the use of ceramic teeth, to avoid their early fracture, fall off and other situations. Specific measures include paying attention to oral cleaning, avoid biting hard objects, etc. During the initial period of wearing ceramic teeth, there may be short-term discomfort. If the discomfort persists or affects the function of the bite, it is necessary to go to the hospital for a follow-up examination in a timely manner.