Abstract: The functions of library are the key contents to its daily activity.Scarcity of resources in library decides that every library should design its functions properly according to its own resources and local requirements in order to make full use of its limited resources.This paper analyses the current situation of the functions of provincial library in China,and probes into the functions that provincial library in China should have according to the Chinese reality and the tendency of development of public library in the world.

Key words: provincial library;public library;library function;economical consideration