diff --git a/docs/design-guides.rst b/docs/design-guides.rst
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+++ b/docs/design-guides.rst
@@ -0,0 +1,9 @@
+Design guides
+=========================
+
+.. toctree::
+    :maxdepth: 4
+    :glob:
+
+    design-guides/cc-plugin
+
diff --git a/docs/design-guides/cc-plugin.rst b/docs/design-guides/cc-plugin.rst
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+++ b/docs/design-guides/cc-plugin.rst
@@ -0,0 +1,15 @@
+Config Client Plugin
+====================
+
+Config Client
+#############
+Go-Chassis provides the functionality to pull the configs from different config-centers, to keep the go-chassis extensible to support multiple config-center this Client was implemented as a plugin.
+
+More Details of the plugin can be found  `here <../dev-guides/archaius-config-source-plugin>`_
+
+Currently Go-Chassis has two implementation of this plugin for Huawei Config-Center and Ctrip Apollo Config-Center.
+
+Basic Sequence diagram for this plugin is given below.
+
+ .. image:: images/CC-Plugin.png
+    :alt: CC Plugin Sequence Diagram
\ No newline at end of file
diff --git a/docs/design-guides/images/CC-Plugin.png b/docs/design-guides/images/CC-Plugin.png
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diff --git a/docs/dev-guides.rst b/docs/dev-guides.rst
index 259ec9d73..66bc4cac9 100644
--- a/docs/dev-guides.rst
+++ b/docs/dev-guides.rst
@@ -2,12 +2,12 @@ Development guides
 =========================
 
 .. toctree::
-   :maxdepth: 4
-   :glob:
+:maxdepth: 4
+      :glob:
 
-   dev-guides/how-to-implement-handler
-   dev-guides/archaius
-   dev-guides/archaius-config-source-plugin
-   dev-guides/how-to-write-cipher
-   dev-guides/how-to-extend-protocol
+      dev-guides/how-to-implement-handler
+      dev-guides/archaius
+      dev-guides/archaius-config-source-plugin
+      dev-guides/how-to-write-cipher
+      dev-guides/how-to-extend-protocol
 
diff --git a/docs/index.rst b/docs/index.rst
index c8307c6ec..cd16eecc1 100644
--- a/docs/index.rst
+++ b/docs/index.rst
@@ -22,6 +22,11 @@ Welcome to go-chassis's documentation!
 
    dev-guides
 
+.. toctree::
+   :maxdepth: 2
+   :caption: Design Documentations
+
+   design-guides