diff --git a/projects/Infrastructure/Views/Shared/Search.cshtml b/projects/Infrastructure/Views/Shared/Search.cshtml
index 80e23ac5..7971ccd9 100644
--- a/projects/Infrastructure/Views/Shared/Search.cshtml
+++ b/projects/Infrastructure/Views/Shared/Search.cshtml
@@ -1,10 +1,16 @@
 @{
     var inputClass = "form-control";
+    var scope = ViewBag.ControllerScope as string;
 }
 @foreach (var prop in ViewData.ModelMetadata.Properties.Where(pm => pm.ShowForEdit))
 {
     var uihit = prop.TemplateHint ?? prop.DataTypeName;
     var name = "query." + prop.PropertyName;
+    if(scope=="Organ"&&prop.PropertyName=="OrganId")
+    {
+        @Html.Hidden(prop.PropertyName)
+        continue;
+    }
     if (prop.PropertyName == "Id" || prop.PropertyName == "DisplayOrder" || uihit == "ImageUrl" || uihit == "MultiSelectList")
     {
         continue;
diff --git a/projects/IoT.Shared/Areas/IoTCenter/Controlls/AjaxBaseController.cs b/projects/IoT.Shared/Areas/IoTCenter/Controlls/AjaxBaseController.cs
index 2bea7bc1..ad11b1db 100644
--- a/projects/IoT.Shared/Areas/IoTCenter/Controlls/AjaxBaseController.cs
+++ b/projects/IoT.Shared/Areas/IoTCenter/Controlls/AjaxBaseController.cs
@@ -36,7 +36,6 @@ namespace IoT.Shared.Areas.IoTCenter.Controlls
 
         public AjaxBaseController(IServiceProvider services,
             ILogger logger,
-            IHttpContextAccessor httpContxt,
             IRepository<IoTProductCategory> categoryRepo,
             IRepository<IoTProduct> productRepo,
             IRepository<Organ> organRepo,
@@ -52,7 +51,6 @@ namespace IoT.Shared.Areas.IoTCenter.Controlls
         {
             this._services = services;
             this._logger = logger;
-            this._httpContext = httpContxt;
             this._categoryRepo = categoryRepo;
             this._productRepo = productRepo;
             this._organRepo = organRepo;
diff --git a/projects/IoTNode/Areas/IoTCenter/Controllers/AjaxController.cs b/projects/IoTNode/Areas/IoTCenter/Controllers/AjaxController.cs
index d88192b1..3f07dba3 100644
--- a/projects/IoTNode/Areas/IoTCenter/Controllers/AjaxController.cs
+++ b/projects/IoTNode/Areas/IoTCenter/Controllers/AjaxController.cs
@@ -1,6 +1,5 @@
 using Infrastructure.Data;
 using IoT.Shared.Application.Domain.Entities;
-using Microsoft.AspNetCore.Http;
 using Microsoft.AspNetCore.Mvc;
 using Microsoft.Extensions.Logging;
 using System;
@@ -10,13 +9,8 @@ namespace Platform.Areas.IoTCenter.Controllers
     [Area("IoTCenter")]
     public class AjaxController : IoT.Shared.Areas.IoTCenter.Controlls.AjaxBaseController
     {
-        private readonly IRepository<Area> _areaRepo;
-        private readonly IRepository<Building> _buildingRepo;
-        private readonly IRepository<Role> _roleRepo;
-
         public AjaxController(IServiceProvider services,
             ILogger<AjaxController> logger,
-            IHttpContextAccessor httpContxt,
             IRepository<IoTProductCategory> categoryRepo,
             IRepository<IoTProduct> productRepo,
             IRepository<Organ> organRepo,
@@ -34,7 +28,6 @@ namespace Platform.Areas.IoTCenter.Controllers
             IRepository<Role> roleRepo)
             : base(services,
                   logger,
-                  httpContxt,
                   categoryRepo,
                   productRepo,
                   organRepo,
@@ -48,9 +41,6 @@ namespace Platform.Areas.IoTCenter.Controllers
                   apiRepo,
                   sceneTiggerRepo)
         {
-            this._areaRepo = areaRepo;
-            this._buildingRepo = buildingRepo;
-            this._roleRepo = roleRepo;
         }
     }
 }
diff --git a/projects/Platform/Areas/IoTCenter/Controllers/AjaxController.cs b/projects/Platform/Areas/IoTCenter/Controllers/AjaxController.cs
index a4a142fa..bc0f129c 100644
--- a/projects/Platform/Areas/IoTCenter/Controllers/AjaxController.cs
+++ b/projects/Platform/Areas/IoTCenter/Controllers/AjaxController.cs
@@ -1,9 +1,9 @@
 using Infrastructure.Data;
 using Infrastructure.Extensions;
 using IoT.Shared.Application.Domain.Entities;
-using Microsoft.AspNetCore.Http;
 using Microsoft.AspNetCore.Mvc;
 using Microsoft.AspNetCore.Mvc.Rendering;
+using Microsoft.Extensions.DependencyInjection;
 using Microsoft.Extensions.Logging;
 using System;
 using System.Collections.Generic;
@@ -14,13 +14,10 @@ namespace Platform.Areas.IoTCenter.Controllers
     [Area("IoTCenter")]
     public class AjaxController : IoT.Shared.Areas.IoTCenter.Controlls.AjaxBaseController
     {
-        private readonly IRepository<Area> _areaRepo;
-        private readonly IRepository<Building> _buildingRepo;
         private readonly IRepository<Role> _roleRepo;
 
         public AjaxController(IServiceProvider services,
             ILogger<AjaxController> logger,
-            IHttpContextAccessor httpContxt,
             IRepository<IoTProductCategory> categoryRepo,
             IRepository<IoTProduct> productRepo,
             IRepository<Organ> organRepo,
@@ -32,13 +29,9 @@ namespace Platform.Areas.IoTCenter.Controllers
             IRepository<IoTDevice> deviceRepo,
             IRepository<IoTData> dataRepo,
             IRepository<IoTApi> apiRepo,
-            IRepository<IoTSceneTigger> sceneTiggerRepo,
-            IRepository<Area> areaRepo,
-            IRepository<Building> buildingRepo,
-            IRepository<Role> roleRepo)
+            IRepository<IoTSceneTigger> sceneTiggerRepo)
             : base(services,
                   logger,
-                  httpContxt,
                   categoryRepo,
                   productRepo,
                   organRepo,
@@ -52,14 +45,13 @@ namespace Platform.Areas.IoTCenter.Controllers
                   apiRepo,
                   sceneTiggerRepo)
         {
-            this._areaRepo = areaRepo;
-            this._buildingRepo = buildingRepo;
-            this._roleRepo = roleRepo;
         }
 
         public JsonResult GetArea(Guid? selected = null, Guid? currentId = null, string search = null)
         {
-            var list = this._areaRepo.ReadOnlyTable()
+            using var scope = this._services.CreateScope();
+            var repo = scope.ServiceProvider.GetRequiredService<IRepository<Area>>();
+            var list = repo.ReadOnlyTable()
                 .Where(o => o.ParentId != null)
                 .WhereIf(selected.HasValue, o => o.Id == selected.Value)
                 .WhereIf(!string.IsNullOrEmpty(search), o => o.Name.Contains(search) || o.Number.Contains(search))
@@ -74,7 +66,9 @@ namespace Platform.Areas.IoTCenter.Controllers
 
         public JsonResult GetOrganBuilding(Guid parentId, Guid? selected = null, Guid? currentId = null)
         {
-            var list = this._buildingRepo.ReadOnlyTable()
+            using var scope = this._services.CreateScope();
+            var repo = scope.ServiceProvider.GetRequiredService<IRepository<Building>>();
+            var list = repo.ReadOnlyTable()
                 .Where(o => o.ParentId != null)
                 .Where(o => o.OrganId == parentId)
                 .WhereIf(currentId.HasValue, o => o.Id != currentId.Value)