diff --git a/ArkUI/entry/src/main/ets/pages/MosaicEffect.ets b/ArkUI/entry/src/main/ets/pages/MosaicEffect.ets
index 26c98153fde0fc6e3efc733cf4ebc0d3bab1d30e..a49b81be681a2feacc783c93a98e531c73a77af2 100644
--- a/ArkUI/entry/src/main/ets/pages/MosaicEffect.ets
+++ b/ArkUI/entry/src/main/ets/pages/MosaicEffect.ets
@@ -17,6 +17,7 @@
 * FAQ: 如何实现马赛克效果
 */
 
+// [Start mosaic_effect]
 import { DrawPathType, DrawViewModel } from '../viewmodel/DrawViewModel';
 
 @Component
@@ -85,4 +86,5 @@ export struct DrawView {
       }
     }
   }
-}
\ No newline at end of file
+}
+// [End mosaic_effect]
\ No newline at end of file
diff --git a/ArkUI/entry/src/main/ets/pages/MosaicEffectIndex.ets b/ArkUI/entry/src/main/ets/pages/MosaicEffectIndex.ets
index 0002647b392ee37c6aeeb8b63a7d832ce3138384..81eb9a26b549a55f01c0a5a1da49f4293c02d9b1 100644
--- a/ArkUI/entry/src/main/ets/pages/MosaicEffectIndex.ets
+++ b/ArkUI/entry/src/main/ets/pages/MosaicEffectIndex.ets
@@ -17,6 +17,7 @@
 * FAQ: 如何实现马赛克效果
 */
 
+// [Start mosaic_effect]
 import { DrawView } from './MosaicEffect';
 import { DrawViewModel } from '../viewmodel/DrawViewModel';
 
@@ -37,4 +38,5 @@ struct Index {
         .height('100%')
     }
   }
-}
\ No newline at end of file
+}
+// [End mosaic_effect]
\ No newline at end of file
diff --git a/ArkUI/entry/src/main/ets/viewmodel/DrawViewModel.ets b/ArkUI/entry/src/main/ets/viewmodel/DrawViewModel.ets
index dc37cd80d219662586163b033737b950d551e70a..9c993e609c56c0ba42a53e76436532f050953ea1 100644
--- a/ArkUI/entry/src/main/ets/viewmodel/DrawViewModel.ets
+++ b/ArkUI/entry/src/main/ets/viewmodel/DrawViewModel.ets
@@ -17,6 +17,7 @@
 * FAQ:如何实现马赛克效果
 */
 
+// [Start draw_view_model]
 export class DrawPathPointModel {
   x: number = 0;
   y: number = 0;
@@ -93,4 +94,5 @@ export class DrawViewModel {
     this.context.lineJoin = 'round';
     this.context.stroke(this.drawPath);
   }
-}
\ No newline at end of file
+}
+// [End draw_view_model]
\ No newline at end of file
diff --git a/ArkUI/entry/src/main/resources/rawfile/test.jpg b/ArkUI/entry/src/main/resources/rawfile/test.jpg
new file mode 100644
index 0000000000000000000000000000000000000000..c16f3b4fa683f030614820a470ddc5aff2a2078e
Binary files /dev/null and b/ArkUI/entry/src/main/resources/rawfile/test.jpg differ