铁路专用物资设备供应具有较高的技术壁垒,为确保采购质量安全,要求厂家和供应铁路产品必须取得相关的行政许可或强制认证,一些设备或供应配件的采购就造成单一来源,采购方竞价没有优势,导致采购价格较高,需要加强监督,减少单一来源采购比重,创造环境适度引入竞争,可以达到降低采购成本的目的。 In order to ensure the quality and safety of procurement, manufacturers and railroad products are required to obtain relevant administrative approval or compulsory certification. The purchase of some equipment or spare parts causes a single source, and the bidder of the buyer does not have Which leads to higher purchase price, requires more supervision, reduces the proportion of procurement from a single source, and creates a modest introduction of competition into the environment so as to reduce the procurement cost.