diff --git a/src/Core/AliasTree/AliasNodeIdentity.cs b/src/Core/AliasTree/AliasNodeIdentity.cs
index 2629728..a4a4560 100644
--- a/src/Core/AliasTree/AliasNodeIdentity.cs
+++ b/src/Core/AliasTree/AliasNodeIdentity.cs
@@ -81,7 +81,7 @@ namespace NavisworksTransport.Core.AliasTree
         /// <summary>
         /// 计算同名兄弟节点中的位置
         /// </summary>
-        private static int ComputeSiblingIndex(ModelItem item)
+        internal static int ComputeSiblingIndex(ModelItem item)
         {
             var parent = item.Parent;
             if (parent == null) return 0;
diff --git a/src/UI/WPF/Views/AliasTreeControl.xaml.cs b/src/UI/WPF/Views/AliasTreeControl.xaml.cs
index 16ff4cc..6ac07bc 100644
--- a/src/UI/WPF/Views/AliasTreeControl.xaml.cs
+++ b/src/UI/WPF/Views/AliasTreeControl.xaml.cs
@@ -100,6 +100,10 @@ namespace NavisworksTransport.UI.WPF.Views
             var aliasMap = _dataStore?.LoadAll();
             if (aliasMap != null && aliasMap.Count > 0)
                 EnsureAliasedPathsVisible(aliasMap);
+
+            // EnsureAliasedPathsVisible 可能创建了新节点，需要再刷一次别名到这些节点上
+            if (_built)
+                RefreshAliasesFromStore();
         }
 
         private void RefreshAliasesFromStore()
@@ -718,7 +722,7 @@ namespace NavisworksTransport.UI.WPF.Views
             LogManager.Info($"[别名树] EnsureAliasedPathsVisible: 共 {aliasMap.Count} 条别名");
             foreach (var kvp in aliasMap)
             {
-                LogManager.Info($"[别名树]   alias: key={kvp.Key} -> \"{kvp.Value}\"");
+                LogManager.Debug($"[别名树]   alias: key={kvp.Key} -> \"{kvp.Value}\"");
             }
 
             int loaded = 0;
@@ -803,8 +807,9 @@ namespace NavisworksTransport.UI.WPF.Views
 
                 if (child == null)
                 {
+                    int siblingIdx = NavisworksTransport.Core.AliasTree.AliasNodeIdentity.ComputeSiblingIndex(targetModelItem);
                     child = BuildNode(targetModelItem, aliasMap, displayAlias,
-                        treeNode.Depth + 1, treeNode.NodeKey, 0);
+                        treeNode.Depth + 1, treeNode.NodeKey, siblingIdx);
                     if (child != null)
                     {
                         child.Parent = treeNode;