If you are a manager a site in Chins, you have to keep external url in your footer, please add a ‘nofollow’ task which can save your domain authority.

Demo:

<a href=”#” rel=”nofollow”></a>

 

Your current code:

<html>

<head></head>

<body>

<a title=”沪ICP备09086261号” data-context=”Footer right column links” href=”http://beian.miit.gov.cn/” target=”_blank” > 沪ICP备09086261号 </a>

</body>

</html>

Your SEO(nofollow) optimized code:

<html>

<head></head>

<body>

<a title=”沪ICP备09086261号” data-context=”Footer right column links” href=”http://beian.miit.gov.cn/” target=”_blank” rel=”nofollow”> 沪ICP备09086261号 </a>

</body>

</html>

The tech is you don’t have to add icp link to “EVERY” page footer; recommend you add it only into HOME PAGE.

第十三条 非经营性互联网信息服务提供者应当在其网站开通时在主页底部的中央位置标明其备案编号,并在备案编号下方按要求链接信息产业部备案管理系统网址,供公众查询核对。