diff --git a/designer/src/com/fr/start/Designer.java b/designer/src/com/fr/start/Designer.java
index 17c01527e7..e52530c8e6 100644
--- a/designer/src/com/fr/start/Designer.java
+++ b/designer/src/com/fr/start/Designer.java
@@ -45,9 +45,13 @@ import com.fr.stable.StableUtils;
 import com.fr.stable.StringUtils;
 import com.fr.stable.xml.XMLTools;
 
-import javax.swing.*;
+import javax.swing.JComponent;
+import javax.swing.JPanel;
 import javax.swing.border.MatteBorder;
-import java.awt.*;
+import java.awt.Component;
+import java.awt.Dimension;
+import java.awt.FlowLayout;
+import java.awt.Insets;
 import java.awt.event.ActionEvent;
 import java.awt.event.ActionListener;
 import java.io.File;
diff --git a/designer_base/src/com/fr/design/actions/core/ActionFactory.java b/designer_base/src/com/fr/design/actions/core/ActionFactory.java
index ecce774da7..f89e9ed843 100644
--- a/designer_base/src/com/fr/design/actions/core/ActionFactory.java
+++ b/designer_base/src/com/fr/design/actions/core/ActionFactory.java
@@ -9,7 +9,8 @@ import com.fr.design.menu.MenuKeySet;
 import com.fr.design.selection.QuickEditor;
 import com.fr.general.FRLogger;
 
-import javax.swing.*;
+import javax.swing.Action;
+import javax.swing.KeyStroke;
 import java.awt.event.KeyEvent;
 import java.lang.reflect.Constructor;
 import java.util.ArrayList;
diff --git a/designer_chart/src/com/fr/design/module/ChartEmptyDataStylePane.java b/designer_chart/src/com/fr/design/module/ChartEmptyDataStylePane.java
index 65a61e7bff..42de5bacdf 100644
--- a/designer_chart/src/com/fr/design/module/ChartEmptyDataStylePane.java
+++ b/designer_chart/src/com/fr/design/module/ChartEmptyDataStylePane.java
@@ -21,11 +21,20 @@ import com.fr.general.Inter;
 import com.fr.stable.CoreGraphHelper;
 import com.fr.stable.StringUtils;
 
-import javax.swing.*;
-import java.awt.*;
+import java.awt.BorderLayout;
+import java.awt.FlowLayout;
 import java.awt.event.ActionEvent;
 import java.awt.event.ActionListener;
 import java.io.File;
+import javax.swing.BorderFactory;
+import javax.swing.JFileChooser;
+import javax.swing.JPanel;
+import javax.swing.JScrollPane;
+import javax.swing.ButtonGroup;
+import java.awt.Image;
+import java.awt.Dimension;
+import java.awt.Component;
+import java.awt.GridLayout;
 
 /**
  * Created by mengao on 2017/11/23.