diff --git a/anrui-buscenter/anrui-buscenter-biz/src/main/java/com/yxt/anrui/buscenter/biz/bussalesorder/BusSalesOrderService.java b/anrui-buscenter/anrui-buscenter-biz/src/main/java/com/yxt/anrui/buscenter/biz/bussalesorder/BusSalesOrderService.java
index 2cdfbe734b..50f04db171 100644
--- a/anrui-buscenter/anrui-buscenter-biz/src/main/java/com/yxt/anrui/buscenter/biz/bussalesorder/BusSalesOrderService.java
+++ b/anrui-buscenter/anrui-buscenter-biz/src/main/java/com/yxt/anrui/buscenter/biz/bussalesorder/BusSalesOrderService.java
@@ -349,6 +349,9 @@ public class BusSalesOrderService extends MybatisBaseService<BusSalesOrderMapper
             //采购订单
             List<BusSalesVehicleOrderDto> busSalesVehicleOrderList = dto.getBusSalesVehicleOrderList();
             for (int i = 0; i < busSalesVehicleOrderList.size(); i++) {
+                if(busSalesVehicleOrderList.get(i).getUsingNum()>busSalesVehicleOrderList.get(i).getUseNum()){
+                    return rb.setMsg("本次使用台数不允许大于可使用台数");
+                }
                 vehicleNum = vehicleNum + busSalesVehicleOrderList.get(i).getUsingNum();
             }
         } else {