diff --git a/designer_form/src/com/fr/design/designer/creator/XElementCase.java b/designer_form/src/com/fr/design/designer/creator/XElementCase.java
index a932548cc..aba6e9e3a 100644
--- a/designer_form/src/com/fr/design/designer/creator/XElementCase.java
+++ b/designer_form/src/com/fr/design/designer/creator/XElementCase.java
@@ -13,8 +13,6 @@ import com.fr.design.mainframe.*;
 import com.fr.design.mainframe.widget.editors.BooleanEditor;
 import com.fr.design.mainframe.widget.editors.PaddingMarginEditor;
 import com.fr.design.mainframe.widget.editors.WLayoutBorderStyleEditor;
-import com.fr.design.mainframe.widget.renderer.LayoutBorderStyleRenderer;
-import com.fr.design.mainframe.widget.renderer.PaddingMarginCellRenderer;
 import com.fr.form.FormElementCaseContainerProvider;
 import com.fr.form.FormElementCaseProvider;
 import com.fr.form.FormProvider;
@@ -39,8 +37,6 @@ public class XElementCase extends XBorderStyleWidgetCreator implements FormEleme
     private UILabel imageLable;
     private CoverReportPane coverPanel;
 	private FormDesigner designer;
-	//缩略图
-	private BufferedImage thumbnailImage;
 	private static BufferedImage DEFAULT_BACKGROUND;
 
 	static{
@@ -176,7 +172,10 @@ public class XElementCase extends XBorderStyleWidgetCreator implements FormEleme
 	 */
 	private UILabel initImageBackground(){
 		UILabel imageLable = new UILabel();
-		BufferedImage image = getThumbnailImage();
+		BufferedImage image = toData().getECImage();
+		if (image == null) {
+			image = DEFAULT_BACKGROUND;
+		}
 		setLabelBackground(image, imageLable);
 
         return imageLable;
@@ -259,18 +258,10 @@ public class XElementCase extends XBorderStyleWidgetCreator implements FormEleme
 	}
 
 	public void setBackground(BufferedImage image){
-		setThumbnailImage(image);
+		toData().setECImage(image);
 		setEditorIcon(image);
 	}
 
-	private void setThumbnailImage(BufferedImage image) {
-		this.thumbnailImage = image;
-	}
-
-	private BufferedImage getThumbnailImage(){
-		return thumbnailImage == null ? DEFAULT_BACKGROUND : thumbnailImage;
-	}
-
 	private void setEditorIcon(BufferedImage image){
 		setLabelBackground(image, imageLable);
 	}
diff --git a/designer_form/src/com/fr/design/mainframe/ElementCaseThumbnail.java b/designer_form/src/com/fr/design/mainframe/ElementCaseThumbnail.java
new file mode 100644
index 000000000..2bd68cb23
--- /dev/null
+++ b/designer_form/src/com/fr/design/mainframe/ElementCaseThumbnail.java
@@ -0,0 +1,22 @@
+package com.fr.design.mainframe;
+
+import com.fr.form.stable.fun.AbstractECThumbnailProcessor;
+import com.fr.general.xml.GeneralXMLTools;
+import com.fr.stable.xml.XMLableReader;
+
+import java.awt.*;
+
+/**
+ * 报表块缩略图处理
+ * 从xml中读取缩略图
+ * Created by zhouping on 2017/2/22.
+ */
+public class ElementCaseThumbnail extends AbstractECThumbnailProcessor {
+    public ElementCaseThumbnail(){
+    }
+
+    @Override
+    public Image readThumbnail(XMLableReader reader) {
+        return GeneralXMLTools.readImage(reader);
+    }
+}
diff --git a/designer_form/src/com/fr/design/module/FormDesignerModule.java b/designer_form/src/com/fr/design/module/FormDesignerModule.java
index d40ac75fb..1d5c1017a 100644
--- a/designer_form/src/com/fr/design/module/FormDesignerModule.java
+++ b/designer_form/src/com/fr/design/module/FormDesignerModule.java
@@ -1,7 +1,6 @@
 package com.fr.design.module;
 
 import com.fr.base.FRContext;
-import com.fr.general.ModuleContext;
 import com.fr.base.io.XMLEncryptUtils;
 import com.fr.design.DesignerEnvManager;
 import com.fr.design.bridge.DesignToolbarProvider;
@@ -10,12 +9,14 @@ import com.fr.design.mainframe.*;
 import com.fr.design.mainframe.actions.NewFormAction;
 import com.fr.design.parameter.FormParameterReader;
 import com.fr.design.parameter.ParameterPropertyPane;
+import com.fr.design.widget.ui.btn.FormSubmitButtonDetailPane;
 import com.fr.file.FILE;
 import com.fr.form.main.Form;
+import com.fr.form.stable.ElementCaseThumbnailProcessor;
 import com.fr.general.Inter;
+import com.fr.general.ModuleContext;
 import com.fr.stable.Constants;
 import com.fr.stable.bridge.StableFactory;
-import com.fr.design.widget.ui.btn.FormSubmitButtonDetailPane;
 
 import java.util.HashMap;
 
@@ -40,6 +41,8 @@ public class FormDesignerModule extends DesignModule {
         DesignModuleFactory.registerParameterReader(new FormParameterReader());
 
         registerData4Designer();
+
+        StableFactory.registerMarkedObject(ElementCaseThumbnailProcessor.MARK_STRING, new ElementCaseThumbnail());
     }
     
     private void registerData4Designer(){