diff --git a/demo-app/src/main/java/com/highcapable/yukireflection/demo_app/ui/MainActivity.kt b/demo-app/src/main/java/com/highcapable/yukireflection/demo_app/ui/MainActivity.kt
index e8b7184..5098342 100644
--- a/demo-app/src/main/java/com/highcapable/yukireflection/demo_app/ui/MainActivity.kt
+++ b/demo-app/src/main/java/com/highcapable/yukireflection/demo_app/ui/MainActivity.kt
@@ -31,6 +31,7 @@ package com.highcapable.yukireflection.demo_app.ui
 
 import android.os.Bundle
 import androidx.appcompat.app.AppCompatActivity
+import com.highcapable.yukireflection.YukiReflection
 import com.highcapable.yukireflection.demo_app.databinding.ActivityMainBinding
 import com.highcapable.yukireflection.demo_app.test.Main
 import com.highcapable.yukireflection.factory.*
@@ -42,6 +43,7 @@ class MainActivity : AppCompatActivity() {
         super.onCreate(savedInstanceState)
         ActivityMainBinding.inflate(layoutInflater).apply {
             setContentView(root)
+            yukiReflectionVersionText.text = "YukiReflection Version：${YukiReflection.API_VERSION_NAME}(${YukiReflection.API_VERSION_CODE})"
             testObjectDirectlyButton.setOnClickListener {
                 tipText.text = Main("I am directly call of new object").getContent()
             }
diff --git a/demo-app/src/main/res/layout/activity_main.xml b/demo-app/src/main/res/layout/activity_main.xml
index 69d7595..18bcbf6 100644
--- a/demo-app/src/main/res/layout/activity_main.xml
+++ b/demo-app/src/main/res/layout/activity_main.xml
@@ -56,4 +56,15 @@
         android:layout_width="wrap_content"
         android:layout_height="wrap_content"
         android:text="Modified Static Field Using Reflection" />
+
+    <TextView
+        android:id="@+id/yuki_reflection_version_text"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_marginTop="35dp"
+        android:alpha="0.55"
+        android:ellipsize="end"
+        android:gravity="center|start"
+        android:singleLine="true"
+        android:textSize="15sp" />
 </LinearLayout>
\ No newline at end of file