diff --git a/README.md b/README.md
index 14ae4e2..d4bf3ca 100644
--- a/README.md
+++ b/README.md
@@ -28,6 +28,7 @@
   <p align="center">
   <a href="https://www.quantdinger.com"><strong>Official Community</strong></a> ·
   <a href="https://ai.quantdinger.com"><strong>Live Demo</strong></a> ·
+  <a href="https://youtu.be/HPTVpqL7knM"><strong>📺 Video Demo</strong></a> ·
   <a href="CONTRIBUTORS.md"><strong>🌟 Join Us</strong></a>
   </p>
 
@@ -77,6 +78,23 @@ Unlike expensive SaaS platforms, QuantDinger returns **data ownership** to you.
 
 ---
 
+## 📺 Video Demo
+
+<div align="center">
+  <a href="https://youtu.be/HPTVpqL7knM">
+    <img src="https://img.youtube.com/vi/HPTVpqL7knM/maxresdefault.jpg" alt="QuantDinger Project Introduction Video" width="100%" style="border-radius: 10px; box-shadow: 0 4px 12px rgba(0,0,0,0.15); max-width: 800px;">
+    <div style="position: relative; display: inline-block; margin-top: -100px;">
+      <svg width="100" height="100" viewBox="0 0 100 100" style="filter: drop-shadow(0 4px 8px rgba(0,0,0,0.3));">
+        <circle cx="50" cy="50" r="45" fill="red" opacity="0.9"/>
+        <polygon points="40,30 40,70 70,50" fill="white"/>
+      </svg>
+    </div>
+  </a>
+  <p><strong>Click the video above to watch the QuantDinger project introduction</strong></p>
+</div>
+
+---
+
 ## 📚 Documentation
 - [Python Strategy Development Guide](docs/STRATEGY_DEV_GUIDE.md)
 
@@ -612,6 +630,7 @@ Join our global community for strategy sharing and technical support:
 - **🌟 Want to Contribute?**: [Join as a Contributor](CONTRIBUTORS.md) - Early contributors receive QDT governance tokens!
 - **Telegram (Group)**: [Join QuantDinger Telegram Group](https://t.me/quantdinger)
 - **Discord**: [Join Server](https://discord.gg/vwJ8zxFh9Q)
+- **📺 Video Demo**: [Watch Project Introduction Video](https://youtu.be/HPTVpqL7knM)
 - **YouTube**: [@quantdinger](https://youtube.com/@quantdinger)
 - **Email**: [brokermr810@gmail.com](mailto:brokermr810@gmail.com)
 - **GitHub Issues**: [Report bugs / Request features](https://github.com/brokermr810/QuantDinger/issues)
diff --git a/README_CN.md b/README_CN.md
index b635f86..23aa9b9 100644
--- a/README_CN.md
+++ b/README_CN.md
@@ -28,6 +28,7 @@
   <p align="center">
   <a href="https://www.quantdinger.com"><strong>官方社区</strong></a> ·
   <a href="https://ai.quantdinger.com"><strong>在线演示</strong></a> ·
+  <a href="https://youtu.be/HPTVpqL7knM"><strong>📺 视频演示</strong></a> ·
   <a href="CONTRIBUTORS.md"><strong>🌟 加入我们</strong></a>
   </p>
 
@@ -77,6 +78,23 @@
 
 ---
 
+## 📺 视频演示
+
+<div align="center">
+  <a href="https://youtu.be/HPTVpqL7knM">
+    <img src="https://img.youtube.com/vi/HPTVpqL7knM/maxresdefault.jpg" alt="QuantDinger 项目介绍视频" width="100%" style="border-radius: 10px; box-shadow: 0 4px 12px rgba(0,0,0,0.15); max-width: 800px;">
+    <div style="position: relative; display: inline-block; margin-top: -100px;">
+      <svg width="100" height="100" viewBox="0 0 100 100" style="filter: drop-shadow(0 4px 8px rgba(0,0,0,0.3));">
+        <circle cx="50" cy="50" r="45" fill="red" opacity="0.9"/>
+        <polygon points="40,30 40,70 70,50" fill="white"/>
+      </svg>
+    </div>
+  </a>
+  <p><strong>点击上方视频观看 QuantDinger 项目介绍</strong></p>
+</div>
+
+---
+
 ## 📚 文档
 - [Python 策略开发指南](docs/STRATEGY_DEV_GUIDE_CN.md)
 
@@ -480,6 +498,7 @@ npm run serve
 - **🌟 想要贡献？**: [加入贡献者计划](CONTRIBUTORS.md) - 早期贡献者将获得 QDT 治理代币！
 - **Telegram (Group)**: [Join QuantDinger Telegram Group](https://t.me/quantdinger)
 - **Discord**: [Join Server](https://discord.gg/vwJ8zxFh9Q)
+- **📺 视频演示**: [观看项目介绍视频](https://youtu.be/HPTVpqL7knM)
 - **YouTube**: [@quantdinger](https://youtube.com/@quantdinger)
 - **Email**: [brokermr810@gmail.com](mailto:brokermr810@gmail.com)
 - **GitHub Issues**: [提交 Bug / 功能请求](https://github.com/brokermr810/QuantDinger/issues)
diff --git a/README_JA.md b/README_JA.md
index b2089df..c58d5c0 100644
--- a/README_JA.md
+++ b/README_JA.md
@@ -28,6 +28,7 @@
   <p align="center">
   <a href="https://www.quantdinger.com"><strong>公式コミュニティ</strong></a> ·
   <a href="https://ai.quantdinger.com"><strong>ライブデモ</strong></a> ·
+  <a href="https://youtu.be/HPTVpqL7knM"><strong>📺 動画デモ</strong></a> ·
   <a href="CONTRIBUTORS.md"><strong>🌟 参加する</strong></a>
   </p>
 
@@ -77,6 +78,23 @@
 
 ---
 
+## 📺 動画デモ
+
+<div align="center">
+  <a href="https://youtu.be/HPTVpqL7knM">
+    <img src="https://img.youtube.com/vi/HPTVpqL7knM/maxresdefault.jpg" alt="QuantDinger プロジェクト紹介動画" width="100%" style="border-radius: 10px; box-shadow: 0 4px 12px rgba(0,0,0,0.15); max-width: 800px;">
+    <div style="position: relative; display: inline-block; margin-top: -100px;">
+      <svg width="100" height="100" viewBox="0 0 100 100" style="filter: drop-shadow(0 4px 8px rgba(0,0,0,0.3));">
+        <circle cx="50" cy="50" r="45" fill="red" opacity="0.9"/>
+        <polygon points="40,30 40,70 70,50" fill="white"/>
+      </svg>
+    </div>
+  </a>
+  <p><strong>上の動画をクリックしてQuantDingerプロジェクト紹介をご覧ください</strong></p>
+</div>
+
+---
+
 ## 📚 ドキュメント
 - [Python 戦略開発ガイド](docs/STRATEGY_DEV_GUIDE_JA.md)
 
@@ -436,6 +454,7 @@ npm run serve
 - **🌟 貢献したいですか？**: [貢献者プログラムに参加](CONTRIBUTORS.md) - 早期貢献者はQDTガバナンストークンを受け取ります！
 - **Telegram (Group)**: [Join QuantDinger Telegram Group](https://t.me/quantdinger)
 - **Discord**: [サーバーに参加](https://discord.gg/vwJ8zxFh9Q)
+- **📺 動画デモ**: [プロジェクト紹介動画を見る](https://youtu.be/HPTVpqL7knM)
 - **YouTube**: [@quantdinger](https://youtube.com/@quantdinger)
 - **Email**: [brokermr810@gmail.com](mailto:brokermr810@gmail.com)
 - **GitHub Issues**: [バグ報告 / 機能リクエスト](https://github.com/brokermr810/QuantDinger/issues)
diff --git a/README_KO.md b/README_KO.md
index ac6cf32..353d133 100644
--- a/README_KO.md
+++ b/README_KO.md
@@ -28,6 +28,7 @@
   <p align="center">
   <a href="https://www.quantdinger.com"><strong>공식 커뮤니티</strong></a> ·
   <a href="https://ai.quantdinger.com"><strong>라이브 데모</strong></a> ·
+  <a href="https://youtu.be/HPTVpqL7knM"><strong>📺 동영상 데모</strong></a> ·
   <a href="CONTRIBUTORS.md"><strong>🌟 참여하기</strong></a>
   </p>
 
@@ -77,6 +78,23 @@
 
 ---
 
+## 📺 동영상 데모
+
+<div align="center">
+  <a href="https://youtu.be/HPTVpqL7knM">
+    <img src="https://img.youtube.com/vi/HPTVpqL7knM/maxresdefault.jpg" alt="QuantDinger 프로젝트 소개 동영상" width="100%" style="border-radius: 10px; box-shadow: 0 4px 12px rgba(0,0,0,0.15); max-width: 800px;">
+    <div style="position: relative; display: inline-block; margin-top: -100px;">
+      <svg width="100" height="100" viewBox="0 0 100 100" style="filter: drop-shadow(0 4px 8px rgba(0,0,0,0.3));">
+        <circle cx="50" cy="50" r="45" fill="red" opacity="0.9"/>
+        <polygon points="40,30 40,70 70,50" fill="white"/>
+      </svg>
+    </div>
+  </a>
+  <p><strong>위 동영상을 클릭하여 QuantDinger 프로젝트 소개를 시청하세요</strong></p>
+</div>
+
+---
+
 ## 📚 문서
 - [Python 전략 개발 가이드](docs/STRATEGY_DEV_GUIDE_KO.md)
 
@@ -449,6 +467,7 @@ npm run serve
 - **🌟 기여하고 싶으신가요？**: [기여자 프로그램 참여](CONTRIBUTORS.md) - 초기 기여자는 QDT 거버넌스 토큰을 받습니다！
 - **Telegram (Group)**: [Join QuantDinger Telegram Group](https://t.me/quantdinger)
 - **Discord**: [서버 참여](https://discord.gg/vwJ8zxFh9Q)
+- **📺 동영상 데모**: [프로젝트 소개 동영상 보기](https://youtu.be/HPTVpqL7knM)
 - **YouTube**: [@quantdinger](https://youtube.com/@quantdinger)
 - **Email**: [brokermr810@gmail.com](mailto:brokermr810@gmail.com)
 - **GitHub Issues**: [버그 신고 / 기능 요청](https://github.com/brokermr810/QuantDinger/issues)
diff --git a/README_TW.md b/README_TW.md
index 2e30c55..0bed5a0 100644
--- a/README_TW.md
+++ b/README_TW.md
@@ -28,6 +28,7 @@
   <p align="center">
   <a href="https://www.quantdinger.com"><strong>官方社區</strong></a> ·
   <a href="https://ai.quantdinger.com"><strong>在線演示</strong></a> ·
+  <a href="https://youtu.be/HPTVpqL7knM"><strong>📺 視頻演示</strong></a> ·
   <a href="CONTRIBUTORS.md"><strong>🌟 加入我們</strong></a>
   </p>
 
@@ -77,6 +78,23 @@
 
 ---
 
+## 📺 視頻演示
+
+<div align="center">
+  <a href="https://youtu.be/HPTVpqL7knM">
+    <img src="https://img.youtube.com/vi/HPTVpqL7knM/maxresdefault.jpg" alt="QuantDinger 專案介紹視頻" width="100%" style="border-radius: 10px; box-shadow: 0 4px 12px rgba(0,0,0,0.15); max-width: 800px;">
+    <div style="position: relative; display: inline-block; margin-top: -100px;">
+      <svg width="100" height="100" viewBox="0 0 100 100" style="filter: drop-shadow(0 4px 8px rgba(0,0,0,0.3));">
+        <circle cx="50" cy="50" r="45" fill="red" opacity="0.9"/>
+        <polygon points="40,30 40,70 70,50" fill="white"/>
+      </svg>
+    </div>
+  </a>
+  <p><strong>點擊上方視頻觀看 QuantDinger 專案介紹</strong></p>
+</div>
+
+---
+
 ## 📚 文檔
 - [Python 策略開發指南](docs/STRATEGY_DEV_GUIDE_TW.md)
 
@@ -450,6 +468,7 @@ npm run serve
 - **🌟 想要貢獻？**: [加入貢獻者計劃](CONTRIBUTORS.md) - 早期貢獻者將獲得 QDT 治理代幣！
 - **Telegram (Group)**: [Join QuantDinger Telegram Group](https://t.me/quantdinger)
 - **Discord**: [Join Server](https://discord.gg/vwJ8zxFh9Q)
+- **📺 視頻演示**: [觀看專案介紹視頻](https://youtu.be/HPTVpqL7knM)
 - **YouTube**: [@quantdinger](https://youtube.com/@quantdinger)
 - **Email**: [brokermr810@gmail.com](mailto:brokermr810@gmail.com)
 - **GitHub Issues**: [提交 Bug / 功能請求](https://github.com/brokermr810/QuantDinger/issues)