相较于传统的采购模式来说，OA中的采购管理平台具有较为明显的优势，比如，其可以利用工作流审批功能有效提高审批流转效率，打破供需壁垒实现无缝对接，后台数据自动生成的可视化图表则极大的节省了人力统计的成本(Compared with the traditional procurement mode, the procurement management platform in OA has obvious advantages. For example, it can effectively improve the efficiency of approval flow by using workflow approval function, break the barriers between supply and demand to achieve seamless docking, and the visual chart generated automatically by background data can greatly save the cost of human statistics.)