Introduction of massive IT technology, through information methods such as centralized information base, automatic dealing with information, employee self-service, external assistance, shared service and so on, eHR can make Human Resource Management descending cost, raising efficiency, improving employee service mode. 大量IT技术的引入,eHR可以通过集中式的信息库、自动处理信息、员工自助服务、外部协助以及服务共享等信息化手段,使人力资源管理达到降低成本、提高效率、改进员工服务模式的效果。