(a) The procuring entity (the requesting ministry) and the supplier or contractor concerned shall sign the procurement contract within a reasonable period of time after the notice of acceptance is dispatched to the supplier or contractor concerned;
(a) 采购实体（求购部门）和有关供应商或承包商应在接受通知书发送给有关供应商或承包商之后一段合理的时间内签订此项采购合同；