Pustaka Negeri Sarawak is conceived as a major information resource centre and as the hub of information services for the public and private sectors.
The main function of the National Library of Malaysia is divided into three (3) main activity that is Management Activity,Library Development Activity and Information Services Activity.
The Petaling Jaya City Council (MBPJ), realising the need for a public library in the Petaling Jaya Township, decided to set one on the 28 February 1987.
