Abstract: Our country's present adult guardianship system has played the vital role for the protection of adult incapacity person and security transaction, but there still have some legislation ideas that violate the civil law basic characteristic place, and some flaws in the system constructed. According to physiology and psychological characteristic of the adult incapacity person, and through the analysis of German and Japanese adult guardianship system reform, this article reconsiders our country adult guardianship system, and establishes the Adult Care System, which suits our national condition and based on the premise of perfecting our country's Civil Code.