The NSSD has improved its personalized functions, allowing users to collect, subscribe and share the journals and papers they like.
Also, the NSSD has implemented online and offline synchronization as well as a section on the latest journals.
Equipped with various means of navigation and retrieval, the NSSD provides basic services such as periodical browsing, search, online reading and full-text downloading.
In addition, it has specialized functions, such as statistical analysis of retrieval results, journal evaluation and author introduction and comment.
anybody having information about them kindly do let me know about them.