[Purpose/significance] Alma, the next generation library service platform, has truly realized the unified platform management of printing, electronic and digital resources in a practical sense. In particular, electronic resources have been managed by platform instead of manual operation. Exploring and studying the content, process and principles of electronic resource management in Alma are crucial for high-quality management.[Method/process] The work content, process and principles of Alma's electronic resource management were continuously explored and analyzed in usual work, and the actual situation of library and platform functions were also combined, and finally the experience and methods were formed, which can be used to guide and support the library to use Alma to manage the life cycle of electronic resources.[Result/conclusion] The management of electronic resources by using the next generation library service platform requires clear working principles, contents and process management, and the combination of the actual situation of the library and the functions of the platform in the formulation process can achieve twice the result with half the effort and better management of electronic resources.