Abstract: The adult custody is a very important part of custody system. Since 1950s great changes in custody objects took place in order to adapt to the globally elderly society that is coming. The reform and development from adult custody to tending system in Germany is a reflection of the era’s demand.Because the rules of the adult custody system in China is quite simple, and China is stepping into an elderly society, this paper intends to provide a reference for the future custody legislation in China through the introduction of the reform and development of the custody system in Germany.