Abstract: In face of the application and implementation of new bibliographic framework, libraries are deliberating over the important issue of how to identify the hierarchy accurately. Currently, domestic researches in this field are relatively few, in which context, this paper makes a comprehensive and systematic analysis of bibliographic relationships of all hierarchies, summarizes the identifying features, and creates the mapping among identifying features, CNMARC fields and BIBFRAME 2.0 classes and properties.It provides references for the hierarchy identification of Chinese bibliographic data and promotes the transformation of Chinese bibliographic data to the new bibliographic framework.

Key words: Bibliographic relationships, Identifying features, FRBRization, BIBFRAME