diff --git a/ArchitectureColoredPainting/src/Editor/EditorWidgetItem.cpp b/ArchitectureColoredPainting/src/Editor/EditorWidgetItem.cpp
index b2a04f9..d694c05 100644
--- a/ArchitectureColoredPainting/src/Editor/EditorWidgetItem.cpp
+++ b/ArchitectureColoredPainting/src/Editor/EditorWidgetItem.cpp
@@ -85,6 +85,7 @@ EditorWidgetItem::EditorWidgetItem(QString filePath,QWidget *parent) : QWidget(p
 	this->projectName = source.value("project-name").toString();
     qDebug() << this->backgroundColor;
     qDebug() << this->projectName;
+	elementInfoDisplayWidget->refresh();
     QTimer::singleShot(300, this, [this, centralRefresh]() {
         	handleBackgroundColorChange(this->backgroundColor);
 	        handleProjectNameChange(this->projectName);
diff --git a/ArchitectureColoredPainting/src/Editor/ElementPoolWidget.cpp b/ArchitectureColoredPainting/src/Editor/ElementPoolWidget.cpp
index e6c18a2..7d9901e 100644
--- a/ArchitectureColoredPainting/src/Editor/ElementPoolWidget.cpp
+++ b/ArchitectureColoredPainting/src/Editor/ElementPoolWidget.cpp
@@ -10,7 +10,7 @@ ElementPoolWidget::ElementPoolWidget(QWidget* parent)
 	: QWidget(parent)
 {
 	elementManager = nullptr;
-	iconWidth = 120, iconHeight = 90;
+	iconWidth = 120, iconHeight = 120;
 	pictureList = new QListWidget(this);
 	pictureList->setContextMenuPolicy(Qt::CustomContextMenu);
 	pictureList->setIconSize(QSize(iconWidth, iconHeight));
@@ -41,7 +41,7 @@ void ElementPoolWidget::setElementList(std::vector<GraphicElement*> elements) {
 	for (int index = 0; index < elements.size(); index++) {
 		QListWidgetItem* pItem = new QListWidgetItem(elements[index]->name);
 		QPainter* painter = new QPainter();
-		QImage* image = new QImage(QSize(iconWidth - 12, iconHeight - 12), QImage::Format_ARGB32);
+		QImage* image = new QImage(QSize(iconWidth - 25, iconHeight - 25), QImage::Format_ARGB32);
 		image->fill(Qt::transparent);
 		pItem->setIcon(QIcon(QPixmap::fromImage(*image)));
 		pItem->setSizeHint(QSize(iconWidth, iconHeight));
@@ -84,6 +84,9 @@ void ElementPoolWidget::refresh() {
 	refreshWait = false;
 	if (elementManager != nullptr)
 	{
+		elements = elementManager->elements;
+		for (int i = elements.size(); i < pictureList->count(); i++)
+			pictureList->takeItem(i);
 		for (int i = 0; i < elements.size(); i++)
 		{
 			QListWidgetItem* pItem = pictureList->item(i);
@@ -93,7 +96,7 @@ void ElementPoolWidget::refresh() {
 				pictureList->insertItem(i, pItem);
 			}
 			QPainter* painter = new QPainter();
-			QImage* image = new QImage(QSize(iconWidth - 12, iconHeight - 12), QImage::Format_ARGB32);
+			QImage* image = new QImage(QSize(iconWidth - 25, iconHeight - 25), QImage::Format_ARGB32);
 			image->fill(Qt::transparent);
 			painter->begin(image);
 			elements[i]->paintPreview(painter);
@@ -101,6 +104,7 @@ void ElementPoolWidget::refresh() {
 			pItem->setIcon(QIcon(QPixmap::fromImage(*image)));
 			pItem->setData(Qt::UserRole, QVariant::fromValue(image));
 			pItem->setSizeHint(QSize(iconWidth, iconHeight));
+			pItem->setText(elements[i]->name);
 			pictureList->insertItem(i, pItem);
 		}
 	}
@@ -154,11 +158,12 @@ void ElementPoolWidget::popMenu(const QPoint& pos)
 				if (bOk && !sName.isEmpty())
 				{
 					currentElement->name = sName;
-					emit triggerCentralRefresh();
+					this->refresh();
 				}
 			});
-		menu->addAction(QString::fromLocal8Bit("ɾ³ý"), this, [this, currentElement]() {
+		menu->addAction(QString::fromLocal8Bit("ɾ³ý"), this, [this, currentElement, currentIndex]() {
 				this->elementManager->removeElement(currentElement);
+				this->refresh();
 			});
 		menu->actions().last()->setDisabled(currentElement->referencedCount > 0);
 	}
@@ -175,6 +180,7 @@ void ElementPoolWidget::popMenu(const QPoint& pos)
 				QString fileName = fileInfo.fileName();
 				qDebug() << fileName << " " << filePath;
 				this->elementManager->createSimpleElement(fileName, filePath);
+				this->refresh();
 				emit triggerCentralRefresh();
 			});
 	}