Abstract: Under the era background of “Internet+education”, based on resource library to implement information-based teaching is in line with the future development direction of higher vocational education. It is conducive to co-construct and share the high-quality resource, improve the teaching effect, save the cost of education and teaching and create the possibility of lifelong learning and real-time learning. By analyzing the development course of co-construction and sharing of vocational education specialty teaching resource library, taking the construction of teaching resource library of Water Conservancy and Hydropower Construction Engineering specialty as an example, it puts forward the construction mechanism, construction content, management system and existing problems. It also lists the continued construction problems in order to provide beneficial reference for co-construction and sharing of other related specialty teaching resource library of similar colleges and universities.