diff --git a/docs/_includes/navigation.html b/docs/_includes/navigation.html
index b2e31506..505bffc2 100644
--- a/docs/_includes/navigation.html
+++ b/docs/_includes/navigation.html
@@ -36,6 +36,7 @@
 					<li class=""><a href="{{site.baseurl}}/sso/saml_salesforce.html"><span class="none"></span>Salesforce(SAML)</a></li>
 				</ul>
 			</li>
+			<li class=""><a href="{{site.baseurl}}/ha.html"><span class="none"></span>高可用性HA</a></li>
 			<li class=""><a href="{{site.baseurl}}/development.html"><span class="none"></span>开发指南</a></li>
 			<li class="">
 				<a href="#"><span class="icon-chevron-down"></span>认证协议</a>
diff --git a/docs/ha.md b/docs/ha.md
new file mode 100644
index 00000000..f53080f8
--- /dev/null
+++ b/docs/ha.md
@@ -0,0 +1,6 @@
+<h1>高可用性High Availability</h1>
+
+架构Architecture
+
+<img src="{{ "/images/maxkey_ha.png" | prepend: site.baseurl }}?{{ site.time | date: "%Y%m%d%H%M" }}"  alt=""/>
+
diff --git a/docs/images/maxkey_ha.png b/docs/images/maxkey_ha.png
new file mode 100644
index 00000000..414a3374
Binary files /dev/null and b/docs/images/maxkey_ha.png differ