Serials are crucial medium to scholarly communications. Librarians
always subscribe serials through subscription agents in order to simplify the
complicated working procedures. With more new technology development, electronic
journals play more important roles in scholarly communications. For years,
subscription agents have improved service contents to meet the diverse needs of
libraries and new technology. This paper discusses the changing roles of serials
agents in Taiwan and the related issues of electronic journals between the
agents and librarians.