diff --git a/ArchitectureColoredPainting/EditorWidgetItem.ui b/ArchitectureColoredPainting/EditorWidgetItem.ui
index 63fbd7d..e269e9d 100644
--- a/ArchitectureColoredPainting/EditorWidgetItem.ui
+++ b/ArchitectureColoredPainting/EditorWidgetItem.ui
@@ -182,7 +182,12 @@
              </property>
              <column>
               <property name="text">
-               <string>图层树</string>
+               <string>图层名</string>
+              </property>
+             </column>
+             <column>
+              <property name="text">
+               <string>关联图元</string>
               </property>
              </column>
             </widget>
diff --git a/ArchitectureColoredPainting/src/Editor/EditorWidgetItem.cpp b/ArchitectureColoredPainting/src/Editor/EditorWidgetItem.cpp
index 8f6afc9..bef3c7c 100644
--- a/ArchitectureColoredPainting/src/Editor/EditorWidgetItem.cpp
+++ b/ArchitectureColoredPainting/src/Editor/EditorWidgetItem.cpp
@@ -32,6 +32,7 @@ EditorWidgetItem::EditorWidgetItem(QString filePath,QWidget *parent) : QWidget(p
     connect(treeWidget, &LayerTreeWidget::requireRefreshPreview, this,
         &EditorWidgetItem::triggerRefreshPreview);
 	connect(layerInfoDisplayWidget, &InfoDisplayWidget::requireSelfRefresh, layerInfoDisplayWidget, &InfoDisplayWidget::triggerSelfRefresh);
+    connect(elementInfoDisplayWidget, &ElementPoolWidget::refreshLayerTree, treeWidget, &LayerTreeWidget::refresh);
     // &EditorWidget::triggerRefreshPreview);
     //  test
     QFile settingFile;
diff --git a/ArchitectureColoredPainting/src/Editor/ElementPoolWidget.cpp b/ArchitectureColoredPainting/src/Editor/ElementPoolWidget.cpp
index e1a4f76..17ec55a 100644
--- a/ArchitectureColoredPainting/src/Editor/ElementPoolWidget.cpp
+++ b/ArchitectureColoredPainting/src/Editor/ElementPoolWidget.cpp
@@ -67,6 +67,7 @@ void ElementPoolWidget::setElementManager(ElementManager* element)
 
 void ElementPoolWidget::refresh() {
 	this->setElementList(this->elementManager->elements);
+	emit refreshLayerTree();
 	// update();
 }
 
diff --git a/ArchitectureColoredPainting/src/Editor/ElementPoolWidget.h b/ArchitectureColoredPainting/src/Editor/ElementPoolWidget.h
index 66129b9..82ee0ff 100644
--- a/ArchitectureColoredPainting/src/Editor/ElementPoolWidget.h
+++ b/ArchitectureColoredPainting/src/Editor/ElementPoolWidget.h
@@ -25,6 +25,7 @@ public:
 
 signals:
 	void elementSelected(GraphicElement* element);
+	void refreshLayerTree();
 
 public slots:
 	int pictureItemClicked(QListWidgetItem* item);
diff --git a/ArchitectureColoredPainting/src/Editor/LayerWrapper.cpp b/ArchitectureColoredPainting/src/Editor/LayerWrapper.cpp
index e30b068..e83ae7e 100644
--- a/ArchitectureColoredPainting/src/Editor/LayerWrapper.cpp
+++ b/ArchitectureColoredPainting/src/Editor/LayerWrapper.cpp
@@ -192,19 +192,39 @@ void FolderLayerWrapper::delSelf() {
 
 QTreeWidgetItem* LayerWrapper::getQTreeItem() 
 {
-	this->qTreeWidgetItem->setText(0, this->property.name);
 	this->qTreeWidgetItem->setData(0, Qt::UserRole, QVariant::fromValue(this));
 	return this->qTreeWidgetItem;
 }
 
+QTreeWidgetItem* LeafLayerWrapper::getQTreeItem()
+{
+    if (this->qTreeWidgetItem == nullptr)
+        this->qTreeWidgetItem = new QTreeWidgetItem();
+    if (typeid(*wrappedElement) == typeid(GroupElement))
+    {
+		this->qTreeWidgetItem->setText(0, "@ "+this->property.name);
+    }
+    else
+    {
+        this->qTreeWidgetItem->setText(0, this->property.name);
+    }
+    this->qTreeWidgetItem->setText(1,">> "+this->wrappedElement->name);
+    this->qTreeWidgetItem->setTextColor(1, Qt::blue);
+    return LayerWrapper::getQTreeItem();
+}
+
 QTreeWidgetItem* FolderLayerWrapper::getQTreeItem()
 {
-	while (this->qTreeWidgetItem->childCount() > 0) {
-		this->qTreeWidgetItem->removeChild(this->qTreeWidgetItem->child(0));
-	}
-	for (auto& child : this->children) {
+    for (auto& child : this->children) {
 		this->qTreeWidgetItem->addChild(child->getQTreeItem());
 	}
+    this->qTreeWidgetItem->setText(0, this->property.name);
+    auto ele = this->elementManager->getElementById(this->getReferencedBy());
+    if (ele != nullptr)
+    {
+		this->qTreeWidgetItem->setText(1, "<< " + ele->name);
+        this->qTreeWidgetItem->setTextColor(1, Qt::darkGreen);
+    }
 	return LayerWrapper::getQTreeItem();
 }
 
@@ -317,4 +337,37 @@ void FolderLayerWrapper::collectDownReachable(std::set<LayerWrapper*>& reachable
 	LayerWrapper::collectDownReachable(reachable);
 	for (auto& child : children)
 		child->collectDownReachable(reachable);
-}
\ No newline at end of file
+}
+
+void LayerWrapper::refreshTreeItem()
+{
+    
+}
+
+void LeafLayerWrapper::refreshTreeItem()
+{
+    if (typeid(*wrappedElement) == typeid(GroupElement))
+    {
+        this->qTreeWidgetItem->setText(0, "@ " + this->property.name);
+    }
+    else
+    {
+        this->qTreeWidgetItem->setText(0, this->property.name);
+    }
+    this->qTreeWidgetItem->setText(1, ">> " + this->wrappedElement->name);
+    this->qTreeWidgetItem->setTextColor(1, Qt::blue);
+}
+
+void FolderLayerWrapper::refreshTreeItem()
+{
+    for (auto& child : this->children) {
+        child->refreshTreeItem();
+    }
+    this->qTreeWidgetItem->setText(0, this->property.name);
+    auto ele = this->elementManager->getElementById(this->getReferencedBy());
+    if (ele != nullptr)
+    {
+        this->qTreeWidgetItem->setText(1, "<< " + ele->name);
+        this->qTreeWidgetItem->setTextColor(1, Qt::darkGreen);
+    }
+}
diff --git a/ArchitectureColoredPainting/src/Editor/LayerWrapper.h b/ArchitectureColoredPainting/src/Editor/LayerWrapper.h
index 92d82d1..b767d35 100644
--- a/ArchitectureColoredPainting/src/Editor/LayerWrapper.h
+++ b/ArchitectureColoredPainting/src/Editor/LayerWrapper.h
@@ -70,6 +70,7 @@ class LayerWrapper
     ~LayerWrapper() = default;
 	virtual void collectUpReachable(std::set<LayerWrapper*>& reachable);
 	virtual void collectDownReachable(std::set<LayerWrapper*>& reachable);
+    virtual void refreshTreeItem();
 };
 
 class FolderLayerWrapper : public LayerWrapper
@@ -94,6 +95,7 @@ class FolderLayerWrapper : public LayerWrapper
     int getReferencedBy()const;
 	void paint(QPainter* painter, QTransform transform = QTransform(), bool ignoreSelected = false) override;
     void collectDownReachable(std::set<LayerWrapper*>& reachable) override;
+    void refreshTreeItem() override;
 };
 
 class LeafLayerWrapper : public LayerWrapper
@@ -110,6 +112,8 @@ class LeafLayerWrapper : public LayerWrapper
     QJsonObject toJson() const override;
 	void paint(QPainter* painter, QTransform transform = QTransform(), bool ignoreSelected = false) override;
     void collectDownReachable(std::set<LayerWrapper*>& reachable) override;
+    QTreeWidgetItem* getQTreeItem() override;
+    void refreshTreeItem() override;
 };
 
 Q_DECLARE_METATYPE(LayerWrapper *)
diff --git a/ArchitectureColoredPainting/src/Editor/RightBar/LayerTreeWidget.cpp b/ArchitectureColoredPainting/src/Editor/RightBar/LayerTreeWidget.cpp
index 8b85c1a..69a67b9 100644
--- a/ArchitectureColoredPainting/src/Editor/RightBar/LayerTreeWidget.cpp
+++ b/ArchitectureColoredPainting/src/Editor/RightBar/LayerTreeWidget.cpp
@@ -9,7 +9,7 @@ LayerTreeWidget::LayerTreeWidget(QWidget *parent)
     this->selectedItem = nullptr;
     this->copiedItem = nullptr;
     this->setContextMenuPolicy(Qt::CustomContextMenu);
-    this->setHeaderLabel("Layer Content");
+    this->setColumnWidth(0, 240);
     connect(this, &QTreeWidget::customContextMenuRequested, this, &LayerTreeWidget::popMenu);
     connect(this, &QTreeWidget::currentItemChanged, [=](QTreeWidgetItem *currentItem) {
         if (this->selectedItem != nullptr) {
@@ -126,9 +126,5 @@ void LayerTreeWidget::onRenameEvent()
 }
 
 void LayerTreeWidget::refresh() {
- //   if(this->root!=nullptr)
-	//{
-	//	this->clear();
-	//	this->addTopLevelItem(this->root->getQTreeItem());
-	//}
+    this->root->refreshTreeItem();
 }
\ No newline at end of file