摘 要 本文通过总结信息化项目、成本管理和精益化管理理论知识，对ST电网公司的信息化项目进行成本精益化管理的研究，探讨ST电网公司信息化项目成本管理现有模式，以及分析管理存在的短板，提出了信息化项目成本精益化管理的愿景，围绕如何实现这个目标进行研究。本文首先对公司现有成本管理模式进行了深入分析，分析公司项目成本管理方面的情况和管理存在的短板。然后在这基础上对目标进行了的设定。最后制定了一套适用于公司内部管理的方法，对整个信息化项目成本构成进行了重新设计，形成ST电网公司信息化项目成本精益化管理体系。成本精益化管理体系在ST电网公司实施，得到较好的管理效益、经济效益和社会效益。总的来说，本文在研究ST电网公司信息化项目成本管理的过程中融入精益化管理思想进行了有效益的实践，在ST电网公司内部得到较好的管理效益、经济效益和社会效益。

ABSTRACT In this paper, the cost lean management of ST Grid Company's information project was studied and the existing model and shortcomings of ST Grid Company's information project cost management were analyzed based on the theoretical knowledge of cost management, information project, and lean management. The author proposed the vision of implementing cost lean management in information project and conducted studies on how to achieve this vision. First, the existing cost management model of the company was analyzed in depth to explore the situation and shortcomings of the company in project management, based on which the target was set accordingly. Finally, a set of methods for internal management of the company were developed, and the cost structure of the whole information project was redesigned to form a cost lean management system for ST Grid Company's information project. It proved that cost lean management system in ST Grid Company produced better management, economic and social benefits. In general, lean management was introduced into the process of project cost management of ST Grid Company, and brought about favorable management, economic and social benefits inside the company.