diff --git a/README_EN.md b/README_EN.md
index ec07bbaa9075771d362e9af7d9ab6f25e4ab7103..436523a896b1ada48637ed8077090d6cfbe76ef7 100644
--- a/README_EN.md
+++ b/README_EN.md
@@ -28,37 +28,37 @@ import { PullToRefresh } from '@ohos/pulltorefresh'
 private scroller: Scroller = new Scroller();
   
 PullToRefresh({
-// (Optional) Data source of the list component.
-data: this.data,
-// (Mandatory) List or grid component in the main layout.
-scroller: this.scroller,
-// (Mandatory) Custom list or grid view.
-customList: () => {
-  // A UI method decorated by @Builder.
-  this.getListView();
-},
-// (Optional) Callback used to handle the pull-down refresh action.
-onRefresh: () => {
-  return new Promise<string>((resolve, reject) => {
-    // Simulate a network request operation. When data is obtained 2 seconds after the network request, inform the component to refresh the list data.
-    setTimeout(() => {
-      resolve ('Data refreshed');
-      this.data = [...this.dataNumbers];
-    }, 2000);
-  });
-},
-// (Optional) Callback used to handle the pull-up loading action.
-onLoadMore: () => {
-  return new Promise<string>((resolve, reject) => {
-    // Simulate a network request operation. When data is obtained 2 seconds after the network request, inform the component to update the list data.
-    setTimeout(() => {
-      resolve('');
-      this.data.push ("Added items" + this.data.length);
-    }, 2000);
-  });
-},
-customLoad: null,
-customRefresh: null,
+  // (Optional) Data source of the list component.
+  data: this.data,
+  // (Mandatory) List or grid component in the main layout.
+  scroller: this.scroller,
+  // (Mandatory) Custom list or grid view.
+  customList: () => {
+    // A UI method decorated by @Builder.
+    this.getListView();
+  },
+  // (Optional) Callback used to handle the pull-down refresh action.
+  onRefresh: () => {
+    return new Promise<string>((resolve, reject) => {
+      // Simulate a network request operation. When data is obtained 2 seconds after the network request, inform the component to refresh the list data.
+      setTimeout(() => {
+        resolve ('Refresh successful');
+        this.data = [...this.dataNumbers];
+      }, 2000);
+    });
+  },
+  // (Optional) Callback used to handle the pull-up loading action.
+  onLoadMore: () => {
+    return new Promise<string>((resolve, reject) => {
+      // Simulate a network request operation. When data is obtained 2 seconds after the network request, inform the component to update the list data.
+      setTimeout(() => {
+        resolve('');
+        this.data.push ("Added items" + this.data.length);
+      }, 2000);
+    });
+  },
+  customLoad: null,
+  customRefresh: null,
 })
 ```