随着我国企业信息化进程的不断推进,信息化面临着技术和管理日益复杂的巨大挑战,如何合理地管理企业信息资源,充分发挥IT效用,实现IT价值,使IT与企业业务活动真正融合,是当今企业信息化的目标。本文在介绍信息资源规划的理论和方法的基础上,提出复杂科学管理系统思维模式下的信息资源规划方法论——企业架构EA,并对EA的实施方法以及开发工具进行了介绍。 With the continuous progress of the enterprise informationization in our country, the informationization is faced with the huge and complex challenge of technology and management. How to rationally manage the enterprise information resources, give full play to the IT utility, realize the IT value, integrate the business activities between IT and the enterprise, Is the goal of enterprise information today. This paper introduces the theory and method of information resource planning, and proposes the methodology of information resource planning - Enterprise Architecture EA under the complex scientific management system thinking mode. It also introduces the EA implementation method and development tools.