论述材料在地铁工程建设中的重要性及地铁材料管理，通过西安材料管理的经验分析，从业主角度探讨地铁材料的几种管理模式及优缺点，介绍西安地铁3号线及后续新线建设的材料管理模式，分析甲方控制材料的重点，指出“甲招乙供”的材料管理模式存在的缺陷及待解决的问题。

This paper discusses the importance of materials in metro construction and the management of metro materials． Based on the material management experience of Xi’an metro Line 2，the paper explored several modes of management and their advantages and disadvantages from the owners’points of view，introduced the material management modes of three lines and the new line of Xi’ an metro，and analyzed the key points for the owners to control the materials． The defects and unsolved problems of the material management mode“A bids and B supplies”are pointed out in the end．