This paper briefly introduces the new development of research data application and the new challenge of research data rights management. It describes a scalable framework of the German National Science and Technology Library(TIB)and its practical achievements on the research data portal GetInfo, the permanent identification service DOI and the global data citation service DataCite, and then discusses the need of data librarian coaching.Those services can being to enhance the non-textual resource retrieval, to identify digital data resource, to make research data be official cited and to improve library value.