Abstract: This paper analyses the influence of University and College Library Resource Centralized Purchasing Working Directions on acquisition working of library from four aspects：the fight of the construction of information to make decision implemented by Resource Centralized Purchasing Working Committee,changing the job contents of the acquisition librarian,relieving the stress of the law risk and the undesirable influence

Key words: University and College Library Resource Centralized Purchasing Working Directions,Library,Acquisition Working,Influence Analysis