diff --git a/theme/index.hbs b/theme/index.hbs
index 2f2eb79..50e917f 100644
--- a/theme/index.hbs
+++ b/theme/index.hbs
@@ -17,9 +17,11 @@
     <!-- Custom HTML head -->
     {{> head}}
 
-    <meta name="description" content="{{ description }}">
+    <meta name="description" content="Study Area CN {{ description }}">
     <meta name="viewport" content="width=device-width, initial-scale=1">
     <meta name="theme-color" content="#ffffff">
+    <meta name="keywords"
+    content="Study-area, study-area, study-area-cn Study Area CN, study area cn, 酷学园, 酷学园 CN , 酷！学园, netman, linux, mdbook">
 
     {{#if favicon_svg}}
     <link rel="icon" href="{{ path_to_root }}favicon.svg">