目前,国内的大型企业每年都有大量的采购任务,然而手工操作的采购模式已经严重制约企业进一步发展。电子采购带来的革命性采购变革正吸引着越来越多的公司在其业务流程中采用,通过实施电子采购系统可以规范采购流程、减低采购价格、缩短采购周期、加深与供应商沟通和交流。在EPC中,物料表的准确性要求数据的更新能实时地显现在企业内部不同部门(比如设计、计划、采购、成本控制)。不同部门之间的协同和实时数据交换的需求,使得 At present, domestic large-scale enterprises have a large number of procurement tasks each year. However, the manual procurement mode has severely restricted the further development of enterprises. The revolutionary procurement revolution brought about by e-procurement is attracting more and more companies to adopt in their business processes. By implementing an e-procurement system, the procurement process can be standardized, the purchase price can be reduced, the procurement cycle can be shortened, and communication with suppliers can be deepened. . In the EPC, the accuracy of the bill of materials requires that the data be updated in real time in different parts of the company (such as design, planning, procurement, cost control). The need for collaboration and real-time data exchange between different departments makes