[Purpose/significance] By distinguishing the new features of service demand among students from vocational and technical colleges under "Internet+", it's expected to improve the relevance and effectiveness of library service strategy.[Method/process]Through the questionnaire survey of 1 070 students from 10 higher vocational colleges in Zhejiang Province, demand status quo and existing problems of students from higher vocational colleges in library service are studied.[Result/conclusion]The result shows that limited network access, imperfect information resource construction, and low service capacity of librarians are the main barriers in demand diversity of students from higher vocational college. Therefore, the corresponding optimized measures are put forward to further enhance the function and scale of library service in terms of the diversified resource construction, reasonable and efficient infrastructure construction, high-quality team building of librarian, and plenty of user's service activities.