diff --git a/src/main/java/com/management/controller/DesignController.java b/src/main/java/com/management/controller/DesignController.java
index 1d5d918..79d6238 100644
--- a/src/main/java/com/management/controller/DesignController.java
+++ b/src/main/java/com/management/controller/DesignController.java
@@ -265,8 +265,13 @@ public class DesignController {
 
                 //直发现场时间
                 long directDeliveryTime = designDocDetailData.getLong("direct_delivery_time__c") != null ? designDocDetailData.getLong("direct_delivery_time__c") : 0;
+                Date directDeliveryDate = null;
 
-                designDocDetailMap.put("deliverytime", new Date(directDeliveryTime));
+                if (directDeliveryTime != 0){
+                    directDeliveryDate = new Date(directDeliveryTime);
+                }
+
+                designDocDetailMap.put("deliverytime", directDeliveryDate);
 
                 //直发现场地址
                 designDocDetailMap.put("deliverylocation", designDocDetailData.getString("direct_delivery_location__c") != null ? designDocDetailData.getString("direct_delivery_location__c") : "");