diff --git a/Hcs.WebApp/Components/Pages/Registry/Common.razor b/Hcs.WebApp/Components/Pages/Registry/Common.razor
index 098f71a..e6b13b4 100644
--- a/Hcs.WebApp/Components/Pages/Registry/Common.razor
+++ b/Hcs.WebApp/Components/Pages/Registry/Common.razor
@@ -38,16 +38,23 @@
                     <RadzenAlert Visible="@hasError" AlertStyle="AlertStyle.Danger" Variant="Variant.Flat" Shade="Shade.Lighter" AllowClose="false">
                         @errorMessage
                     </RadzenAlert>
-                    <RadzenDataGrid TItem="Registry" Data="@registries" RowSelect="@ViewRegistryAsync" IsLoading="@(state != CommonPageState.Idle)" AllowFiltering="true" AllowPaging="true" ShowPagingSummary="true" PageSizeOptions=@(new int[] { 5, 10, 20, 30 }) AllowSorting="true">
+                    <RadzenDataGrid TItem="Registry" Data="@registries" RowExpand="@RowExpandAsync" IsLoading="@(state != CommonPageState.Idle)" AllowFiltering="true" AllowPaging="true" ShowPagingSummary="true" PageSizeOptions=@(new int[] { 5, 10, 20, 30 }) AllowSorting="true" ExpandMode="DataGridExpandMode.Single">
+                        <Template Context="registry">
+                            <RadzenDataGrid Data="@registry.Elements" AllowFiltering="true" AllowSorting="true">
+                                <Columns>
+                                    <RadzenDataGridColumn Property="Code" Title="Код" SortOrder="SortOrder.Ascending" />
+                                    <RadzenDataGridColumn Property="GUID" Title="Идентификатор" />
+                                    <RadzenDataGridColumn Filterable="false" Sortable="false" TextAlign="TextAlign.Center" Width="70px">
+                                        <Template Context="registryElement">
+                                            <RadzenButton Click="@(() => ShowElementAsync(registryElement))" @onclick:stopPropagation="true" ButtonStyle="ButtonStyle.Primary" Icon="visibility" Size="ButtonSize.Small" />
+                                        </Template>
+                                    </RadzenDataGridColumn>
+                                </Columns>
+                            </RadzenDataGrid>
+                        </Template>
                         <Columns>
                             <RadzenDataGridColumn TItem="Registry" Property="Number" Title="Номер" Resizable="false" Width="100px" MaxWidth="100px" />
                             <RadzenDataGridColumn TItem="Registry" Property="Name" Title="Название" />
-                            <RadzenDataGridColumn TItem="Registry" Filterable="false" Sortable="false" TextAlign="TextAlign.Center" Width="70px">
-                                <Template Context="registry">
-                                    <RadzenButton Click="@(() => EditRegistryAsync(registry))" @onclick:stopPropagation="true" ButtonStyle="ButtonStyle.Primary" Icon="edit" Size="ButtonSize.Small" />
-                                    <RadzenButton Click="@(() => SyncRegistryAsync(registry))" @onclick:stopPropagation="true" ButtonStyle="ButtonStyle.Primary" Icon="sync" Size="ButtonSize.Small" />
-                                </Template>
-                            </RadzenDataGridColumn>
                         </Columns>
                     </RadzenDataGrid>
                 </RadzenColumn>
@@ -117,17 +124,15 @@
         }
     }
 
-    async Task ViewRegistryAsync(Registry userWithRole)
+    async Task RowExpandAsync(Registry registry)
     {
-        // TODO
+        if (registry.Elements == null)
+        {
+            registry.Elements = await RegistryService.GetRegistryElementsAsync(registry.Id);
+        }
     }
 
-    async Task EditRegistryAsync(Registry registry)
-    {
-        // TODO
-    }
-
-    async Task SyncRegistryAsync(Registry registry)
+    async Task ShowElementAsync(RegistryElement registryElement)
     {
         // TODO
     }
diff --git a/Hcs.WebApp/Data/Hcs/Registry.cs b/Hcs.WebApp/Data/Hcs/Registry.cs
index 22bff16..f14f463 100644
--- a/Hcs.WebApp/Data/Hcs/Registry.cs
+++ b/Hcs.WebApp/Data/Hcs/Registry.cs
@@ -16,6 +16,6 @@
 
         public virtual Operation LastSyncOperation { get; set; }
 
-        public virtual ICollection<RegistryElement> Elements { get; set; } = [];
+        public virtual ICollection<RegistryElement>? Elements { get; set; } = null;
     }
 }
diff --git a/Hcs.WebApp/Services/RegistryService.cs b/Hcs.WebApp/Services/RegistryService.cs
index 1783376..a3bc1e7 100644
--- a/Hcs.WebApp/Services/RegistryService.cs
+++ b/Hcs.WebApp/Services/RegistryService.cs
@@ -55,5 +55,11 @@ namespace Hcs.WebApp.Services
             });
             await context.SaveChangesAsync();
         }
+
+        public async Task<ICollection<RegistryElement>> GetRegistryElementsAsync(Guid registryId)
+        {
+            using var context = GetNewContext();
+            return await context.Elements.Where(x => x.RegistryId == registryId).ToListAsync();
+        }
     }
 }