diff --git a/Home.md b/Home.md
index f3d06cb..eccfc5c 100644
--- a/Home.md
+++ b/Home.md
@@ -7,3 +7,7 @@ For pre-compiled releases, https://github.com/chrislusf/seaweedfs/releases
 See the righthand sidebar for the list of topics.
 
 
+
+<div>
+<iframe src="https://docs.google.com/presentation/d/e/2PACX-1vTn8RkwJxdWBxSgh3GK2cZlzoqgxtkMtUXLoJAds0QUi0ayRGzoHH0iiWpWyaW_J5-V8uBsjreI2-7T/embed?start=false&loop=false&delayms=3000" frameborder="0" width="960" height="569" allowfullscreen="true" mozallowfullscreen="true" webkitallowfullscreen="true"></iframe>
+</div>