diff --git a/sticker/src/main/java/com/xiaopo/flying/sticker/Sticker.java b/sticker/src/main/java/com/xiaopo/flying/sticker/Sticker.java
index 3f07f77..dfbda9a 100644
--- a/sticker/src/main/java/com/xiaopo/flying/sticker/Sticker.java
+++ b/sticker/src/main/java/com/xiaopo/flying/sticker/Sticker.java
@@ -37,6 +37,8 @@ public abstract class Sticker {
   private boolean isFlippedHorizontally;
   private boolean isFlippedVertically;
 
+  public String tag = "";
+
   public boolean isFlippedHorizontally() {
     return isFlippedHorizontally;
   }
diff --git a/sticker/src/main/java/com/xiaopo/flying/sticker/StickerView.java b/sticker/src/main/java/com/xiaopo/flying/sticker/StickerView.java
index b8d9849..3d354e6 100644
--- a/sticker/src/main/java/com/xiaopo/flying/sticker/StickerView.java
+++ b/sticker/src/main/java/com/xiaopo/flying/sticker/StickerView.java
@@ -404,6 +404,8 @@ protected void handleCurrentMode(@NonNull MotionEvent event) {
           if (constrained) {
             constrainSticker(handlingSticker);
           }
+
+          onStickerOperationListener.onStickerDragged(handlingSticker);
         }
         break;
       case ActionMode.ZOOM_WITH_TWO_FINGER:
@@ -854,6 +856,9 @@ public void setIcons(@NonNull List<BitmapStickerIcon> icons) {
   }
 
   public interface OnStickerOperationListener {
+
+    void onStickerDragged(@NonNull Sticker sticker);
+
     void onStickerAdded(@NonNull Sticker sticker);
 
     void onStickerClicked(@NonNull Sticker sticker);