diff --git a/app/index/view/public/nas_header.html b/app/index/view/public/nas_header.html
index 7ebff0ad..e52d3056 100644
--- a/app/index/view/public/nas_header.html
+++ b/app/index/view/public/nas_header.html
@@ -1,6 +1,8 @@
 <header class="narsPage-head">
     <div class="headcenter">
-        <a href="{:url('/index/topic/nas/index')}"><img class="logico" style="cursor:pointer;" src="__IMAGES__/logo_nas.png" /></a>
+        <a href="{:url('/index/topic/nas/index')}">
+            <img class="logico" style="cursor:pointer;" src="__IMAGES__/logo_nas_{:cookie('think_lang')}.png" />
+        </a>
         {notempty name="header_navigation"}
         <nav class="headnav">
             {volist name="header_navigation" id="nav" key="idx"}
diff --git a/public/static/index/images/logo_nas_en-us.png b/public/static/index/images/logo_nas_en-us.png
new file mode 100644
index 00000000..8ffd61e4
Binary files /dev/null and b/public/static/index/images/logo_nas_en-us.png differ
diff --git a/public/static/index/images/logo_nas.png b/public/static/index/images/logo_nas_zh-cn.png
similarity index 100%
rename from public/static/index/images/logo_nas.png
rename to public/static/index/images/logo_nas_zh-cn.png