diff --git a/Src/Dlhis.Basic/Device/Controllers/DevicePermissionsController.cs b/Src/Dlhis.Basic/Device/Controllers/DevicePermissionsController.cs
index 65682aa1..f19e51fb 100644
--- a/Src/Dlhis.Basic/Device/Controllers/DevicePermissionsController.cs
+++ b/Src/Dlhis.Basic/Device/Controllers/DevicePermissionsController.cs
@@ -78,6 +78,7 @@ public class DevicePermissionsController : ControllerBase
     /// <param name="request"></param>
     /// <returns></returns>
     [HttpGet("gainfos/page")]
+    [CrossTenant]
     public async Task<Pagination<DeviceGainfoResponse>> GetGainfoPageByDeviceAsync([FromQuery] DeviceWithGainfoRequest request)
     {
         return await _devicePermissionService.GetGainfoPageByDeviceAsync(request);
diff --git a/Src/Dlhis.Basic/Device/Services/Implements/DevicePermissionService.cs b/Src/Dlhis.Basic/Device/Services/Implements/DevicePermissionService.cs
index 63fbf923..6b1cae24 100644
--- a/Src/Dlhis.Basic/Device/Services/Implements/DevicePermissionService.cs
+++ b/Src/Dlhis.Basic/Device/Services/Implements/DevicePermissionService.cs
@@ -364,6 +364,7 @@ public class DevicePermissionService : IDevicePermissionService
     public async Task<Pagination<DeviceGainfoResponse>> GetGainfoPageByDeviceAsync(DeviceWithGainfoRequest request)
     {
         var device = await _dbContext.Queryable<DeviceEntity>().Where(x => x.UniqueNo == request.DeviceUniqueNo).SingleAsync();
+        var departments = await _dbContext.Queryable<DepartmentEntity>().ToListAsync();
 
         //当前设备的分组
         var groups = await _dbContext.Queryable<DeviceGroupRelationshipEntity>()
@@ -394,7 +395,14 @@ public class DevicePermissionService : IDevicePermissionService
                     break;
                 case AssignTypeEnumType.Department:
                 {
-                    ids.AddRange(await _dbContext.Queryable<GainfoEntity>().Where(x => x.DepartmentNo == permission.AssignValue).Select(x => x.Id).ToListAsync());
+                    //递归向上获取 assignValue = department.No
+                    var arr = permission.AssignValue.Split(":");
+                    var tenantId = arr.First();
+                    var currentDepartmentNo = arr.Last();
+                    var departmentNos = new List<string> { currentDepartmentNo };
+                    DepartmentRecursionGetPNo(currentDepartmentNo, departments, departmentNos);
+
+                    ids.AddRange(await _dbContext.Queryable<GainfoEntity>().Where(x => x.Factory == tenantId && departmentNos.Contains(x.DepartmentNo)).Select(x => x.Id).ToListAsync());
                 }
                     break;
                 case AssignTypeEnumType.Tenant:
@@ -450,6 +458,16 @@ public class DevicePermissionService : IDevicePermissionService
         });
 
         return page;
+
+        void DepartmentRecursionGetPNo(string current, List<DepartmentEntity> data, List<string> result)
+        {
+            var p = data.FirstOrDefault(x => x.No == current)?.PNo;
+            if (p.IsPresent())
+            {
+                result.Add(p);
+                DepartmentRecursionGetPNo(p, data, result);
+            }
+        }
     }
 
     public async Task GenerateDeviceTasksAsync(string userNo, DeviceTaskEnumType taskType, DeviceTaskSourceEnumType source)