diff --git a/test/Volo.Abp.AspNetCore.Mvc.UI.Bootstrap.Demo/Pages/Components/Grids.cshtml b/test/Volo.Abp.AspNetCore.Mvc.UI.Bootstrap.Demo/Pages/Components/Grids.cshtml
index 7cce3f07de..f7e6749187 100644
--- a/test/Volo.Abp.AspNetCore.Mvc.UI.Bootstrap.Demo/Pages/Components/Grids.cshtml
+++ b/test/Volo.Abp.AspNetCore.Mvc.UI.Bootstrap.Demo/Pages/Components/Grids.cshtml
@@ -4,19 +4,7 @@
     ViewData["Title"] = "Grids";
 }
 
-<h2>Cards</h2>
-
-@*
-    <h4># Example</h4>
-
-    <div class="demo-with-code">
-        <div class="demo-area">
-        </div>
-        <div class="code-area">
-    <pre></pre>
-        </div>
-    </div>
-*@
+<h2>Grids</h2>
 
 <p>Based on <a href="http://getbootstrap.com/docs/4.1/layout/grid/" target="_blank"> Bootstrap grid</a>.</p>