diff --git a/README.en.md b/README.en.md
index 6c5bea60228df3ba57290438848820856f7aadbe..0047f27b115a24190fded1dcedcde11c799b1d58 100644
--- a/README.en.md
+++ b/README.en.md
@@ -6,7 +6,7 @@ Based on the Camera Kit, this sample implements a range of core camera functiona
 
 ### Preview
 
-![](./screenshots/devices/camera_en.png)
+![](./screenshots/devices/camera_en.png)     ![](./screenshots/devices/camera_people_en.png)
 
 How to use:
 
diff --git a/README.md b/README.md
index 227744da5ad00da182a8320d5c58a30472722d59..82b672ad145da13a1b0a784019407833699dd549 100644
--- a/README.md
+++ b/README.md
@@ -6,7 +6,7 @@
 
 ### 效果预览
 
-![](./screenshots/devices/camera.png)
+![](./screenshots/devices/camera.png)      ![](./screenshots/devices/camera_people.png)
 
 使用说明：
 1. 打开应用，授权后展示预览界面。
diff --git a/entry/src/main/ets/pages/Index.ets b/entry/src/main/ets/pages/Index.ets
index 77a65ed8bd296dd828318fcf15d8ddfb7f89bbca..56ca94a686c69ca42ba905b73db5dc676e5007b9 100644
--- a/entry/src/main/ets/pages/Index.ets
+++ b/entry/src/main/ets/pages/Index.ets
@@ -286,7 +286,7 @@ struct Index {
         .endPoint([linePoint.increment.x, linePoint.increment.y])
         .stroke(Color.White)
         .position({ x: linePoint.start.x, y: linePoint.start.y })
-    })
+    }, (linePoint: LinePoint) => JSON.stringify(linePoint));
   }
   // [End faceBox]
 
@@ -384,7 +384,7 @@ struct Index {
       if (!this.isFocusBoxVisible) {
         ForEach(this.faceBoundingBoxArr, (value: camera.Rect) => {
           this.faceBox(value);
-        })
+        }, (value: camera.Rect) => JSON.stringify(value));
       }
 
       if (this.isDelayTakePhoto) {
diff --git a/screenshots/devices/camera_people.png b/screenshots/devices/camera_people.png
new file mode 100644
index 0000000000000000000000000000000000000000..eabe80d720cab72477eeefefd23a0e33d3f6ca5f
Binary files /dev/null and b/screenshots/devices/camera_people.png differ
diff --git a/screenshots/devices/camera_people_en.png b/screenshots/devices/camera_people_en.png
new file mode 100644
index 0000000000000000000000000000000000000000..5fef6fa7a25c7fc1678b1880305302367a882125
Binary files /dev/null and b/screenshots/devices/camera_people_en.png differ