Abstract: As discipline is the basic unit for university to carry on the task of teaching,research and service for society,the construction of discipline is the core and ageless themes of the construction of university.With the implementation of the strategy of rejuvenating the country by science,technology and education,strengthening the country by talents,the construction of university discipline is becoming more and more important.The subject service in university library can strongly promote the construction of university discipline.This paper discusses strategies of the subject service in university library.

Key words: subject service; subject librarian; university library