diff --git a/backend/src/main/java/com/designhub/service/TaskApprovalService.java b/backend/src/main/java/com/designhub/service/TaskApprovalService.java
index 6edc43c..9fe1e89 100644
--- a/backend/src/main/java/com/designhub/service/TaskApprovalService.java
+++ b/backend/src/main/java/com/designhub/service/TaskApprovalService.java
@@ -261,6 +261,7 @@ public class TaskApprovalService {
         if (assignedReceiverId != null) {
             log.info("任务【{}】已指定给设计师", task.getTitle());
         } else {
+            log.info("任务【{}】已发布到任务大厅，准备发送钉钉群通知", task.getTitle());
             // 任务发布到大厅，发送钉钉群机器人通知
             try {
                 String title = "🎯 新任务发布";
@@ -283,10 +284,15 @@ public class TaskApprovalService {
                 content.append("---\n\n");
                 content.append("💡 赶快去任务大厅抢单吧！");
                 
-                dingTalkService.sendRobotMessage(title, content.toString());
-                log.info("任务【{}】已发布到任务大厅，已发送钉钉群通知", task.getTitle());
+                log.info("准备调用钉钉机器人发送消息，title={}", title);
+                boolean success = dingTalkService.sendRobotMessage(title, content.toString());
+                if (success) {
+                    log.info("任务【{}】钉钉群通知发送成功", task.getTitle());
+                } else {
+                    log.warn("任务【{}】钉钉群通知发送失败（返回false）", task.getTitle());
+                }
             } catch (Exception e) {
-                log.error("发送钉钉群通知失败：taskId={}", taskId, e);
+                log.error("发送钉钉群通知异常：taskId={}, error={}", taskId, e.getMessage(), e);
                 // 通知发送失败不影响主流程
             }
         }
diff --git a/frontend/src/views/TaskHall.vue b/frontend/src/views/TaskHall.vue
index 224abab..b5da372 100644
--- a/frontend/src/views/TaskHall.vue
+++ b/frontend/src/views/TaskHall.vue
@@ -1567,6 +1567,18 @@
                     <span style="color: #ffffff;">截止: {{ formatDate(task.deadline) }}</span>
                   </div>
                 </div>
+
+                <!-- 被驳回任务的操作按钮 -->
+                <div v-if="task.status === 'rejected'" class="task-actions" style="margin-top: 16px; padding-top: 16px; border-top: 1px solid rgba(49, 240, 139, 0.2);">
+                  <a-button 
+                    type="primary" 
+                    size="small" 
+                    @click.stop="handleEditRejectedTask(task)"
+                    style="width: 100%;">
+                    <Icon name="edit" size="sm" style="margin-right: 4px;" />
+                    重新编辑提交
+                  </a-button>
+                </div>
               </div>
             </div>
 
@@ -2200,7 +2212,11 @@ const getProcessStage = (task: TaskOrSubTask): string => {
     return '已完成'
   }
   
-  if (task.status === 'rejected' || task.status === 'cancelled') {
+  if (task.status === 'rejected') {
+    return '已驳回'
+  }
+  
+  if (task.status === 'cancelled') {
     return '已取消'
   }
   
@@ -3270,6 +3286,18 @@ const handleUpdateProgress = (task: TaskOrSubTask) => {
 }
 
 // 完结任务（支持普通任务和子任务）
+// 编辑被驳回的任务
+const handleEditRejectedTask = (task: Task) => {
+  // 跳转到创建任务页面，并传入任务ID作为编辑标识
+  router.push({
+    path: '/tasks/create',
+    query: {
+      editId: task.id,
+      mode: 'edit'
+    }
+  })
+}
+
 const handleCompleteTask = (task: TaskOrSubTask) => {
   let deliveryPath = ''
   const isSubTask = task.isSubTask