China’s Civil Code — Succession Book is codified on the basis of the Law of Succession, with both legislative improvement and institutional innovations. The legislative improvement is reflected in various systems such as intestate succession, testate succession and testamentary gift, disposition of estates; the institutional innovations are reflected in the systems of disinheritance, succession in subrogation, the form and validity of wills, and the administrator of the estate. In order to accurately understand and apply the Civil Code — Succession Book, safeguard people’s succession rights and interests, and promptly resolve succession disputes, the Supreme People’s Court promulgated the Interpretation (I) of the Succession Book, which is significant in refining the legal norms of succession, clarifying the application situations of the legal norms of succession, judging the validity of succession, and safeguarding the rights and interests of the parties concerned.