Purpose　-　The　paper　aims　to　focus　on　the　needs　of　the　digital　library.　Design/methodology/approach　-　Digital　library　intellectual　property　right　evaluation　and　method,　application　scope　of　commonly　used　methods,　and　digital　library　copyright　evaluation　and　method　are　analyzed　and　discussed　in　the　paper.　Findings　-　The　paper　finds　that,　for　the　electronic　resources,　the　number　of　copiers,　the　term　of　usage,　quantity　of　information,　copyright,　and　the　contract　with　authors　should　be　considered;　for　technologies　used　in　the　digital　library,　the　evaluation　should　cover　the　novelty,　inventiveness,　usefulness,　and　the　access　mode.　In　addition,　the　quantitative　and　qualitative　should　be　combined　with　experience　to　evaluate　virtual　library　resources　and　actual　resources　with　stable　right　of　use.　Originality/value　-　The　paper　provides　recommendations　on　digital　library　intellectual　property　rights　evaluation　and　methods.