First, definiens the purchasing of efficiency: (1) Time, (2) manpower, (3) risk, etc. three faces and analyse this procedure by reviewing the paper.Second, interview the purchase the unit.

• 先以文献回顾方式建立采购程序，依采购效率之定义：(1)时间、(2)人力、(3)风险性等三大面向来分析该程序以及效益；