The purpose of the article is to introduce some theoretical issues of digital transformation related to the development of digital libraries and propose measures such as evaluating library users, creating digital collections from endogenous and exogenous sources, upgrading digital infrastructure of the library to enrich digital data sources for university's digital library Research motivation:The article aims to improve the service quality of the library of higher education institutions based on developing the university's digital library system by combining the existing traditional library with the digital library system as well as other databases in the country and abroad under the booming of digitalization and digital transformation.