北京局材料总厂归入运营口的利与弊陶建安，裴凤萍随着社会主义市场经济深入发展，铁路局的物资流通曾出现了一种基层自购量加大，采购渠道过于分散，供应秩序混乱的现象，造成了物资大量积压，流通费用增大，运营成本上升，国有资产流失。特别是有些站段经＂两经＂采购的... Advantages and Disadvantages of the Beijing Bureau of Materials Plant attributable to the Operation Site Tao Jian’an and Qi Fengping With the deepening development of the socialist market economy, there has been an increase in grassroots self-purchasing of the material flow of the railway bureau, and the procurement channels are too scattered and supply order. The chaotic phenomenon caused a large backlog of materials, increased circulation costs, increased operating costs, and the loss of state-owned assets. In particular, some stations are purchased through the “Two Classics”...