openthread.md

@@ -8,6 +8,10 @@
 
 [[_TOC_]]
 
+## Video Demo
+
+* https://www.linkedin.com/embed/feed/update/urn:li:ugcPost:6983829391352938496
+
 ## Upstream
 
 * https://gitlab.eclipse.org/eclipse/oniro-blueprints/transparent-gateway