diff --git a/backend/src/main/java/com/designhub/service/TaskApprovalService.java b/backend/src/main/java/com/designhub/service/TaskApprovalService.java
index 6f6a69e..8628503 100644
--- a/backend/src/main/java/com/designhub/service/TaskApprovalService.java
+++ b/backend/src/main/java/com/designhub/service/TaskApprovalService.java
@@ -18,6 +18,7 @@ import org.springframework.stereotype.Service;
 import org.springframework.transaction.annotation.Transactional;
 
 import java.time.LocalDateTime;
+import java.time.format.DateTimeFormatter;
 import java.util.List;
 import java.util.stream.Collectors;
 
@@ -327,6 +328,9 @@ public class TaskApprovalService {
                         .orderByAsc(TaskItem::getGroupNo)
                 );
                 
+                // 时间格式化器：MM月dd日 HH:mm
+                DateTimeFormatter groupDeadlineFormatter = DateTimeFormatter.ofPattern("MM月dd日 HH:mm");
+                
                 if (!taskItems.isEmpty()) {
                     content.append("**任务明细**：  \n");
                     for (TaskItem item : taskItems) {
@@ -351,10 +355,16 @@ public class TaskApprovalService {
                         // 格式化工时显示
                         String hoursDisplay = formatEstimatedHours(item.getEstimatedHours());
                         
+                        // 格式化截止时间
+                        String groupDeadlineDisplay = "";
+                        if (item.getDeadline() != null) {
+                            groupDeadlineDisplay = " | 截止: " + item.getDeadline().format(groupDeadlineFormatter);
+                        }
+                        
                         content.append("  \n");
                         content.append("▸ **").append(deptName).append("** | ")
                                .append(item.getTotalScore()).append("分 | ")
-                               .append(hoursDisplay).append("  \n");
+                               .append(hoursDisplay).append(groupDeadlineDisplay).append("  \n");
                         
                         // 解析并显示任务类型明细
                         if (item.getTypeDetails() != null && !item.getTypeDetails().isEmpty()) {
@@ -857,6 +867,9 @@ public class TaskApprovalService {
                     .orderByAsc(TaskItem::getGroupNo)
             );
             
+            // 时间格式化器：MM月dd日 HH:mm
+            DateTimeFormatter deadlineFormatter = DateTimeFormatter.ofPattern("MM月dd日 HH:mm");
+            
             if (!receiverItems.isEmpty()) {
                 content.append("**您负责的任务明细**：  \n");
                 for (TaskItem item : receiverItems) {
@@ -881,10 +894,16 @@ public class TaskApprovalService {
                     // 格式化工时显示
                     String hoursDisplay = formatEstimatedHours(item.getEstimatedHours());
                     
+                    // 格式化截止时间
+                    String deadlineDisplay = "";
+                    if (item.getDeadline() != null) {
+                        deadlineDisplay = " | 截止: " + item.getDeadline().format(deadlineFormatter);
+                    }
+                    
                     content.append("  \n");
                     content.append("▸ **").append(deptName).append("** | ")
                            .append(item.getTotalScore()).append("分 | ")
-                           .append(hoursDisplay).append("  \n");
+                           .append(hoursDisplay).append(deadlineDisplay).append("  \n");
                     
                     // 解析并显示任务类型明细
                     if (item.getTypeDetails() != null && !item.getTypeDetails().isEmpty()) {
diff --git a/frontend/src/views/TaskHall.vue b/frontend/src/views/TaskHall.vue
index 9c308c1..230608c 100644
--- a/frontend/src/views/TaskHall.vue
+++ b/frontend/src/views/TaskHall.vue
@@ -3069,8 +3069,8 @@ const getSubTaskDeadline = (subTask: any) => {
   if (subTask.status !== 'in_progress' && subTask.status !== 'completed') return null
   // 直接使用后端返回的deadline字段
   if (!subTask.deadline) return null
-  // 格式化为"XX月XX日HH时"
-  return dayjs(subTask.deadline).format('MM月DD日HH时')
+  // 格式化为"XX月XX日HH:mm"
+  return dayjs(subTask.deadline).format('MM月DD日 HH:mm')
 }
 
 // 获取任务完成截止时间（用于进行中的任务）