Information technology literacy becomes important sites in 21 century. Public library as the institution of lifelong learning must combine e-learning theory due to reduce the digital divide and provide more popular and useful resources and services. It could raise people's information literacy and help to achieve the goal of all people lifelong learning through e-learning.This article explains the effect of e-learning in library, discusses the library integrate resources and information services in e-learning age and further discusses the necessary of librarian continuing education , hoping to spark their interest in public library drive to carry out the ideal of learning library.