diff --git a/backend/src/main/java/com/designhub/controller/TaskController.java b/backend/src/main/java/com/designhub/controller/TaskController.java
index e73be33..661c5d2 100644
--- a/backend/src/main/java/com/designhub/controller/TaskController.java
+++ b/backend/src/main/java/com/designhub/controller/TaskController.java
@@ -314,11 +314,12 @@ public class TaskController {
     @GetMapping("/dashboard/stats")
     public Result<DashboardStatsVO> getDashboardStats(
             @Parameter(description = "月份，格式：YYYY-MM，不传则查询当月") @RequestParam(required = false) String month,
+            @Parameter(description = "指定部门ID（部门负责人切换视角时使用）") @RequestParam(required = false) Long deptId,
             @RequestHeader("Authorization") String authHeader) {
         String token = jwtUtil.extractTokenFromHeader(authHeader);
         Long userId = jwtUtil.getUserIdFromToken(token);
-        log.info("获取工作台统计数据: userId={}, month={}", userId, month);
-        return Result.success(taskService.getDashboardStats(userId, month));
+        log.info("获取工作台统计数据: userId={}, month={}, deptId={}", userId, month, deptId);
+        return Result.success(taskService.getDashboardStats(userId, month, deptId));
     }
 
     @Operation(summary = "获取我的进行中任务")
diff --git a/backend/src/main/java/com/designhub/service/TaskService.java b/backend/src/main/java/com/designhub/service/TaskService.java
index b83780c..c035f48 100644
--- a/backend/src/main/java/com/designhub/service/TaskService.java
+++ b/backend/src/main/java/com/designhub/service/TaskService.java
@@ -1784,14 +1784,30 @@ public class TaskService {
     /**
      * 获取工作台统计数据
      */
-    public DashboardStatsVO getDashboardStats(Long userId, String month) {
+    public DashboardStatsVO getDashboardStats(Long userId, String month, Long deptId) {
         try {
             // 获取用户角色，判断是否为管理员
             List<Role> roles = roleService.getRolesByUserId(userId);
             boolean isAdmin = roles.stream()
                 .anyMatch(role -> "ADMIN".equals(role.getRoleCode()) || "SUPER_ADMIN".equals(role.getRoleCode()));
             
-            log.info("获取工作台统计数据: userId={}, isAdmin={}, month={}", userId, isAdmin, month);
+            // 检查是否是部门负责人切换视角（传入了deptId）
+            boolean isDeptView = deptId != null;
+            List<Long> deptAndChildIds = null;
+            String deptType = null;
+            
+            if (isDeptView) {
+                // 获取指定部门及其所有子部门
+                deptAndChildIds = getDeptAndChildIds(deptId);
+                // 获取部门类型
+                Department dept = departmentMapper.selectById(deptId);
+                if (dept != null) {
+                    deptType = dept.getDeptType();
+                }
+                log.info("部门负责人视角: deptId={}, deptType={}, childDeptCount={}", deptId, deptType, deptAndChildIds.size());
+            }
+            
+            log.info("获取工作台统计数据: userId={}, isAdmin={}, month={}, deptId={}", userId, isAdmin, month, deptId);
             
             // 解析月份，如果不传则使用当前月份
             LocalDate targetMonth;
@@ -1828,28 +1844,63 @@ public class TaskService {
             LocalDateTime lastWeekEndTime = LocalDateTime.of(lastWeekEnd, LocalTime.MAX);
             
             // 进行中的任务数
-            LambdaQueryWrapper<Task> inProgressQuery = new LambdaQueryWrapper<Task>()
-                .eq(Task::getStatus, "in_progress");
-            if (!isAdmin) {
-                inProgressQuery.eq(Task::getReceiverId, userId);
+            Long inProgressCount = 0L;
+            if (isDeptView && "receiving".equals(deptType)) {
+                // 接单部门视角：统计该部门（含子部门）设计师接单的任务
+                inProgressCount = taskMapper.selectCount(new LambdaQueryWrapper<Task>()
+                    .eq(Task::getStatus, "in_progress")
+                    .in(Task::getReceiverDeptId, deptAndChildIds));
+            } else if (isDeptView && "demand".equals(deptType)) {
+                // 需求部门视角：统计该部门发起的任务
+                inProgressCount = taskMapper.selectCount(new LambdaQueryWrapper<Task>()
+                    .eq(Task::getStatus, "in_progress")
+                    .in(Task::getPublisherDeptId, deptAndChildIds));
+            } else if (!isAdmin) {
+                inProgressCount = taskMapper.selectCount(new LambdaQueryWrapper<Task>()
+                    .eq(Task::getStatus, "in_progress")
+                    .eq(Task::getReceiverId, userId));
+            } else {
+                inProgressCount = taskMapper.selectCount(new LambdaQueryWrapper<Task>()
+                    .eq(Task::getStatus, "in_progress"));
             }
-            Long inProgressCount = taskMapper.selectCount(inProgressQuery);
             
             // 已完成的任务数
-            LambdaQueryWrapper<Task> completedQuery = new LambdaQueryWrapper<Task>()
-                .eq(Task::getStatus, "completed");
-            if (!isAdmin) {
-                completedQuery.eq(Task::getReceiverId, userId);
+            Long completedCount = 0L;
+            if (isDeptView && "receiving".equals(deptType)) {
+                completedCount = taskMapper.selectCount(new LambdaQueryWrapper<Task>()
+                    .eq(Task::getStatus, "completed")
+                    .in(Task::getReceiverDeptId, deptAndChildIds));
+            } else if (isDeptView && "demand".equals(deptType)) {
+                completedCount = taskMapper.selectCount(new LambdaQueryWrapper<Task>()
+                    .eq(Task::getStatus, "completed")
+                    .in(Task::getPublisherDeptId, deptAndChildIds));
+            } else if (!isAdmin) {
+                completedCount = taskMapper.selectCount(new LambdaQueryWrapper<Task>()
+                    .eq(Task::getStatus, "completed")
+                    .eq(Task::getReceiverId, userId));
+            } else {
+                completedCount = taskMapper.selectCount(new LambdaQueryWrapper<Task>()
+                    .eq(Task::getStatus, "completed"));
             }
-            Long completedCount = taskMapper.selectCount(completedQuery);
             
             // 待审核的任务数
-            LambdaQueryWrapper<Task> reviewQuery = new LambdaQueryWrapper<Task>()
-                .eq(Task::getStatus, "review");
-            if (!isAdmin) {
-                reviewQuery.eq(Task::getReceiverId, userId);
+            Long reviewCount = 0L;
+            if (isDeptView && "receiving".equals(deptType)) {
+                reviewCount = taskMapper.selectCount(new LambdaQueryWrapper<Task>()
+                    .eq(Task::getStatus, "review")
+                    .in(Task::getReceiverDeptId, deptAndChildIds));
+            } else if (isDeptView && "demand".equals(deptType)) {
+                reviewCount = taskMapper.selectCount(new LambdaQueryWrapper<Task>()
+                    .eq(Task::getStatus, "review")
+                    .in(Task::getPublisherDeptId, deptAndChildIds));
+            } else if (!isAdmin) {
+                reviewCount = taskMapper.selectCount(new LambdaQueryWrapper<Task>()
+                    .eq(Task::getStatus, "review")
+                    .eq(Task::getReceiverId, userId));
+            } else {
+                reviewCount = taskMapper.selectCount(new LambdaQueryWrapper<Task>()
+                    .eq(Task::getStatus, "review"));
             }
-            Long reviewCount = taskMapper.selectCount(reviewQuery);
             
             // 今日开始的任务数
             LambdaQueryWrapper<Task> todayStartedQuery = new LambdaQueryWrapper<Task>()
@@ -1924,13 +1975,30 @@ public class TaskService {
                 .mapToInt(t -> t.getScoreReward().intValue())
                 .sum();
             
-            // 获取当前用户当月发布的任务数
-            LambdaQueryWrapper<Task> publishedQuery = new LambdaQueryWrapper<Task>()
-                .eq(Task::getPublisherId, userId)
-                .ge(Task::getCreateTime, monthStart)
-                .le(Task::getCreateTime, monthEnd)
-                .eq(Task::getDeleted, 0);
-            Long publishedCount = taskMapper.selectCount(publishedQuery);
+            // 获取当月发布的任务数
+            Long publishedCount = 0L;
+            if (isDeptView && "demand".equals(deptType)) {
+                // 需求部门视角：统计该部门发起的任务数
+                publishedCount = taskMapper.selectCount(new LambdaQueryWrapper<Task>()
+                    .in(Task::getPublisherDeptId, deptAndChildIds)
+                    .ge(Task::getCreateTime, monthStart)
+                    .le(Task::getCreateTime, monthEnd)
+                    .eq(Task::getDeleted, 0));
+            } else if (isDeptView && "receiving".equals(deptType)) {
+                // 接单部门视角：统计该部门接单的任务数
+                publishedCount = taskMapper.selectCount(new LambdaQueryWrapper<Task>()
+                    .in(Task::getReceiverDeptId, deptAndChildIds)
+                    .ge(Task::getCreateTime, monthStart)
+                    .le(Task::getCreateTime, monthEnd)
+                    .eq(Task::getDeleted, 0));
+            } else {
+                // 当前用户发布的任务数
+                publishedCount = taskMapper.selectCount(new LambdaQueryWrapper<Task>()
+                    .eq(Task::getPublisherId, userId)
+                    .ge(Task::getCreateTime, monthStart)
+                    .le(Task::getCreateTime, monthEnd)
+                    .eq(Task::getDeleted, 0));
+            }
             
             DashboardStatsVO result = DashboardStatsVO.builder()
                 .availableCount(availableCount.intValue())
@@ -2527,5 +2595,30 @@ public class TaskService {
             }
         }
     }
+    
+    /**
+     * 获取指定部门及其所有子部门的ID列表
+     */
+    private List<Long> getDeptAndChildIds(Long deptId) {
+        List<Long> result = new java.util.ArrayList<>();
+        result.add(deptId);
+        collectChildDeptIds(deptId, result);
+        return result;
+    }
+    
+    /**
+     * 递归收集所有子部门ID
+     */
+    private void collectChildDeptIds(Long parentId, List<Long> result) {
+        List<Department> children = departmentMapper.selectList(
+            new LambdaQueryWrapper<Department>()
+                .eq(Department::getParentId, parentId)
+                .eq(Department::getStatus, 1)
+        );
+        for (Department child : children) {
+            result.add(child.getId());
+            collectChildDeptIds(child.getId(), result);
+        }
+    }
 }
 
diff --git a/frontend/src/api/task.ts b/frontend/src/api/task.ts
index fbd1b39..06974ce 100644
--- a/frontend/src/api/task.ts
+++ b/frontend/src/api/task.ts
@@ -343,7 +343,7 @@ export interface DashboardStats {
 /**
  * 获取工作台统计数据
  */
-export const getDashboardStats = (params?: { month?: string }) => {
+export const getDashboardStats = (params?: { month?: string; deptId?: number }) => {
   return request.get<DashboardStats>('/tasks/dashboard/stats', { params })
 }
 
diff --git a/frontend/src/views/TaskHall.vue b/frontend/src/views/TaskHall.vue
index d62546a..dd416fd 100644
--- a/frontend/src/views/TaskHall.vue
+++ b/frontend/src/views/TaskHall.vue
@@ -3930,7 +3930,13 @@ const handlePublishedFiltersReset = () => {
 const loadDashboardStats = async () => {
   try {
     const month = selectedMonth.value?.format('YYYY-MM')
-    const response = await taskApi.getDashboardStats(month ? { month } : undefined)
+    const params: { month?: string; deptId?: number } = {}
+    if (month) params.month = month
+    // 如果切换了部门视角，传递部门ID
+    if (currentDeptView.value !== undefined) {
+      params.deptId = currentDeptView.value
+    }
+    const response = await taskApi.getDashboardStats(Object.keys(params).length > 0 ? params : undefined)
     if (response.code === 200) {
       const data = response.data
       dataCards.value[0].value = data.publishedCount || 0 // 发布的任务数（当月）