Ex Libris App Center
CCBD(China Center for Bibliographic Database https://cckb.lib.tsinghua.edu.cn/) collects the book catalogs published in China since 2000, and maintains a daily update of 600-800 new book catalogs. It mainly serves the current ALMA users and realizes the following specific functions: 1. According to the book records, match the book details in CCBD, display the cover, catalog, introduction, catalog introduction, MARC; 2. A PO-line can be created directly according to the book information; 3. Provide foreign ALMA users with the service of download bibliographic records in MARC21 format.