The data of the Internet is growing and accumulating fast as well as the electronic databases is producing and progressing variously. We faces not only too many information to select but also too many searching skill to apply. And how to retrieval information efficiently and effectively should be crucial issue in the near future. So that integrates lots of electronic resources through knowledge management become important topic for librarians. This paper addresses that if libraries could use information technology via the concept of open linking to integrate electronic resources effectively then the best service should be provided.