diff --git a/backend/src/main/java/com/designhub/service/TaskItemService.java b/backend/src/main/java/com/designhub/service/TaskItemService.java
index 9948387..2b11f34 100644
--- a/backend/src/main/java/com/designhub/service/TaskItemService.java
+++ b/backend/src/main/java/com/designhub/service/TaskItemService.java
@@ -142,6 +142,7 @@ public class TaskItemService {
             notification.setRelatedId(itemId);
             notification.setRelatedType("task_item");
             notification.setPriority(1); // 普通
+            notification.setPushDingtalk(1); // 推送到钉钉
             notificationService.sendNotification(notification);
         }
     }
@@ -279,6 +280,7 @@ public class TaskItemService {
                             notification.setRelatedId(item.getTaskId());
                             notification.setRelatedType("task");
                             notification.setPriority(2); // 重要
+                            notification.setPushDingtalk(1); // 推送到钉钉
                             notificationService.sendNotification(notification);
                             
                             log.info("已通知接单部门负责人（ID: {}）审核第 {} 组子任务", 
@@ -318,6 +320,7 @@ public class TaskItemService {
                 notification.setRelatedId(mainTask.getId());
                 notification.setRelatedType("task");
                 notification.setPriority(1); // 普通
+                notification.setPushDingtalk(1); // 推送到钉钉
                 notificationService.sendNotification(notification);
             }
 
@@ -354,6 +357,7 @@ public class TaskItemService {
             notification.setRelatedId(itemId);
             notification.setRelatedType("task_item");
             notification.setPriority(1); // 普通
+            notification.setPushDingtalk(1); // 推送到钉钉
             notificationService.sendNotification(notification);
         }
 
@@ -438,6 +442,7 @@ public class TaskItemService {
             notification.setRelatedId(taskId);
             notification.setRelatedType("task");
             notification.setPriority(2);
+            notification.setPushDingtalk(1); // 推送到钉钉
             notificationService.sendNotification(notification);
 
             log.info("第 {} 组 {} 个子任务已指派给设计师 {}", groupNo, groupItems.size(), receiver.getRealName());