diff --git a/_includes/head.html b/_includes/head.html
index ae94083..25439f1 100644
--- a/_includes/head.html
+++ b/_includes/head.html
@@ -2,12 +2,23 @@
 <meta charset="UTF-8">
 <meta http-equiv="X-UA-Compatible" content="IE=edge">
 <meta name="viewport" content="width=device-width, initial-scale=1">
-<meta name="description" content="{% if include.metaDesc %}{{ include.metaDesc }}
-{% endif %}{{ site.title }}，致力于为国内和校内用户提供高质量的开源软件镜像、Linux 镜像源服务，帮助用户更方便地获取开源软件。本镜像站由清华大学 TUNA 团队负责维护。">
+
+{% capture site_desc %}{% if include.metaDesc %}{{ include.metaDesc }}{% endif %}{{ site.title }}，致力于为国内和校内用户提供高质量的开源软件镜像、Linux 镜像源服务，帮助用户更方便地获取开源软件。本镜像站由清华大学 TUNA 团队负责维护。{% endcapture %}
+{% capture page_title %}{% if page.mirrorid %} {{ page.mirrorid }} |{% elsif page.title %} {{ page.title }} |{% endif %}{% if include.cattitle %} {{ include.cattitle }} |{% endif %}{% if (page.title or include.cattitle) %}{{" "}}{% endif %}{{ site.title }}{% if site.brand %} | {{ site.brand }}{% endif %}{% endcapture %}
+
+<meta name="description" content="{{ site_desc }}">
 <meta name="keywords" content="镜像站,镜像源,Linux,软件源,开源">
 <meta name="author" content="TUNA">
 <link rel="shortcut icon" href="/static/img/favicon.png">
-<title>{% if page.mirrorid %} {{ page.mirrorid }} |{% elsif page.title %} {{ page.title }} |{% endif %}{% if include.cattitle %} {{ include.cattitle }} |{% endif %}{% if (page.title or include.cattitle) %}{{" "}}{% endif %}{{ site.title }}{% if site.brand %} | {{ site.brand }}{% endif %}</title>
+
+<!-- Open Graph metadata -->
+<meta property="og:type" content="website" />
+<meta property="og:title" content="{{ page_title }}" />
+<meta property="og:description" content="{{ site_desc  }}" />
+<meta property="og:image" content="{{ site.url }}{{ site.baseurl }}/static/img/logo-share.png" /> <!-- WeChat requires that thumbnail image is larger than 300x300 -->
+<meta property="og:url" content="{{ site.url }}{{ site.baseurl }}{{ page.url }}" />
+
+<title>{{ page_title }}</title>
 {% unless include.nostyle %}
 <link rel="stylesheet" href="/static/css/bootstrap.min.css?{{ site.data['hash'] }}">
 <link rel="stylesheet" href="/static/css/bootstrap-select.min.css?{{ site.data['hash'] }}">
diff --git a/static/img/logo-share.png b/static/img/logo-share.png
new file mode 100644
index 0000000..d631ee7
Binary files /dev/null and b/static/img/logo-share.png differ