Abstract: under the micro-era background, the higher vocational college library has the responsibility to actively carry out various types information services for the community, participate in the construction of local economic and social, provide intellectual support for building a scholarly society. Taking Dalian Vocational and Technology College Library as an example, this paper elaborates the social service meaning, principle and the path of social service innovation practice.

Key words: micro-era; vocational college library; micro-service; social service