Abstract: Under the background of"double first-class"construction,the development of local universities is faced with both challenges and opportunities.Highlighting the advantages of characteristics and emphasizing the level of social development are the focal points for local universities to seek breakthroughs,Scientific assessment of potential disciplines,the service superiority discipline is the library assistance superiority discipline"first-class"development important responsibility.On the basis of evaluating and monitoring the development of advantageous subjects in our university,according to the practice of subject service,summarize and concludethe main meansof library tohelp thedevelopment of advantageoussubjects,and fromtheresources allocation,the subject service,the talented person safeguard three aspects proposed the pertinent service measure.It isexpected to promote the development of advantageoussubjectsbased on regional cultural characteristics and enhance the academic competitiveness of local universities.

Key words: local university libraries;dominant subjects;first class;resourceallocation;subject service