diff --git a/插件库/Lskj.Control/TreeViewEx.cs b/插件库/Lskj.Control/TreeViewEx.cs
index fe3e92e..627297d 100644
--- a/插件库/Lskj.Control/TreeViewEx.cs
+++ b/插件库/Lskj.Control/TreeViewEx.cs
@@ -153,9 +153,16 @@ namespace Lskj.Control
                         else
                         {
                             TreeNode tNode = this.TreeView.Nodes.Add(tnKey, tnStr);
-                            if (!nodesDic.ContainsKey(tnKey))
+                            if (nodesDic.ContainsKey(tnKey))
                             {
-                                nodesDic.Add(tnKey, new List<TreeNode>());
+                                List<TreeNode> childNodesList = nodesDic[tnKey];
+                                childNodesList.Add(tNode);
+                            }
+                            else
+                            {
+                                List<TreeNode> childNodesList = new List<TreeNode>();
+                                childNodesList.Add(tNode);
+                                nodesDic.Add(tnKey, childNodesList);
                             }
                             tNode.Tag = tnKey;
                         }
@@ -252,9 +259,16 @@ namespace Lskj.Control
                             else
                             {
                                 TreeNode tNode = this.TreeView.Nodes.Add(tnKey, tnStr);
-                                if (!nodesDic.ContainsKey(tnKey))
+                                if (nodesDic.ContainsKey(tnKey))
                                 {
-                                    nodesDic.Add(tnKey, new List<TreeNode>());
+                                    List<TreeNode> childNodesList = nodesDic[tnKey];
+                                    childNodesList.Add(tNode);
+                                }
+                                else
+                                {
+                                    List<TreeNode> childNodesList = new List<TreeNode>();
+                                    childNodesList.Add(tNode);
+                                    nodesDic.Add(tnKey, childNodesList);
                                 }
                                 tNode.Tag = tnKey;
                             }
@@ -288,9 +302,16 @@ namespace Lskj.Control
                                 else
                                 {
                                     TreeNode tNode = this.TreeView.Nodes.Add(tnKey, tnStr);
-                                    if (!nodesDic.ContainsKey(tnKey))
+                                    if (nodesDic.ContainsKey(tnKey))
                                     {
-                                        nodesDic.Add(tnKey, new List<TreeNode>());
+                                        List<TreeNode> childNodesList = nodesDic[tnKey];
+                                        childNodesList.Add(tNode);
+                                    }
+                                    else
+                                    {
+                                        List<TreeNode> childNodesList = new List<TreeNode>();
+                                        childNodesList.Add(tNode);
+                                        nodesDic.Add(tnKey, childNodesList);
                                     }
                                     tNode.Tag = tnKey;
                                 }