diff --git a/.gitignore b/.gitignore
index d4a40c4..deca6d9 100644
--- a/.gitignore
+++ b/.gitignore
@@ -27,7 +27,6 @@ Temporary Items
 .apdisk
 ### Android template
 # Built application files
-*.apk
 *.ap_
 
 # Files for the ART/Dalvik VM
diff --git a/Docs/full_screen_detail.png b/Docs/full_screen_detail.png
new file mode 100644
index 0000000..e7a1de8
Binary files /dev/null and b/Docs/full_screen_detail.png differ
diff --git a/Docs/full_screen_play.png b/Docs/full_screen_play.png
new file mode 100644
index 0000000..8db420a
Binary files /dev/null and b/Docs/full_screen_play.png differ
diff --git a/Docs/window_detail.png b/Docs/window_detail.png
new file mode 100644
index 0000000..792b11f
Binary files /dev/null and b/Docs/window_detail.png differ
diff --git a/Docs/window_play.png b/Docs/window_play.png
new file mode 100644
index 0000000..a31a08a
Binary files /dev/null and b/Docs/window_play.png differ
diff --git a/README.md b/README.md
index 31e3fef..66f5c75 100644
--- a/README.md
+++ b/README.md
@@ -1,16 +1,49 @@
 # STVideoSDK for Android
-##移动视频广告 SDK
+移动视频广告 SDK
+
+## 如何使用
 
-##如何使用
 - [Getting Started with STVideoSDK](https://github.com/shunfei/STVideoSDK-Android/blob/master/Docs/Getting_Started.md)
 
+## Download
+
+[STVideoSDK-Android-Release](https://github.com/shunfei/STVideoSDK-Android/releases)
+
 ## Change Log
-12/07/2016 - v2.0.4
+
+12/30/2016 - [v2.0.5](https://github.com/shunfei/STVideoSDK-Android/releases/tag/v2.0.5)
+
+* New support autoRotate.
+* Improve user interface.
+
+12/07/2016 - [v2.0.4](https://github.com/shunfei/STVideoSDK-Android/releases/tag/v2.0.4)
+
 * New support Https.
 * Modify UI impression.
 
-11/09/2016 - v2.0.3
+11/09/2016 - [v2.0.3](https://github.com/shunfei/STVideoSDK-Android/releases/tag/v2.0.3)
+
 * Update API.
 * New support Security verification
 * New support Android 7.0.
 * bugs fixes.
+
+## 效果展示
+
+**Sample App下载**
+ [Sample Apk](https://raw.githubusercontent.com/shunfei/STVideoSDK-Android/master/STVideoSDKSample/STVideoSDK-sample.apk)
+
+**全屏模式下播放效果**
+![full_creen_play](https://raw.githubusercontent.com/shunfei/STVideoSDK-Android/master/Docs/full_screen_play.png)
+
+**全屏模式下推广页效果**
+![full_screen_detail](https://raw.githubusercontent.com/shunfei/STVideoSDK-Android/master/Docs//full_screen_detail.png)
+
+**竖屏播放效果**
+![window_play](https://raw.githubusercontent.com/shunfei/STVideoSDK-Android/master/Docs/window_play.png)
+
+**竖屏推广页效果**
+![window_detail](https://raw.githubusercontent.com/shunfei/STVideoSDK-Android/master/Docs/window_detail.png)
+
+
+
diff --git a/STVideoSDKSample/VideoAdSample/app/libs/STVideoSDK-2.0.4.jar b/STVideoSDK/suntengvideo2.0.5.jar
similarity index 63%
rename from STVideoSDKSample/VideoAdSample/app/libs/STVideoSDK-2.0.4.jar
rename to STVideoSDK/suntengvideo2.0.5.jar
index 049e2a4..9e9d369 100644
Binary files a/STVideoSDKSample/VideoAdSample/app/libs/STVideoSDK-2.0.4.jar and b/STVideoSDK/suntengvideo2.0.5.jar differ
diff --git a/STVideoSDKSample/STVideoSDK-sample.apk b/STVideoSDKSample/STVideoSDK-sample.apk
new file mode 100644
index 0000000..1993a45
Binary files /dev/null and b/STVideoSDKSample/STVideoSDK-sample.apk differ
diff --git a/STVideoSDKSample/VideoAdSample/.gitignore b/STVideoSDKSample/VideoAdSample/.gitignore
index 7239793..e2f1e5b 100644
--- a/STVideoSDKSample/VideoAdSample/.gitignore
+++ b/STVideoSDKSample/VideoAdSample/.gitignore
@@ -1,4 +1,32 @@
 # Created by .ignore support plugin (hsz.mobi)
+
+### OSX template
+*.DS_Store
+.AppleDouble
+.LSOverride
+
+# Icon must end with two \r
+Icon
+
+# Thumbnails
+._*
+
+# Files that might appear in the root of a volume
+.DocumentRevisions-V100
+.fseventsd
+.Spotlight-V100
+.TemporaryItems
+.Trashes
+.VolumeIcon.icns
+.com.apple.timemachine.donotpresent
+
+# Directories potentially created on remote AFP share
+.AppleDB
+.AppleDesktop
+Network Trash Folder
+Temporary Items
+.apdisk
+
 ### Android template
 # Built application files
 *.apk
diff --git a/STVideoSDKSample/VideoAdSample/.idea/libraries/STVideoSDK_2_0_4.xml b/STVideoSDKSample/VideoAdSample/.idea/libraries/STVideoSDK_2_0_4.xml
deleted file mode 100644
index b067f97..0000000
--- a/STVideoSDKSample/VideoAdSample/.idea/libraries/STVideoSDK_2_0_4.xml
+++ /dev/null
@@ -1,9 +0,0 @@
-<component name="libraryTable">
-  <library name="STVideoSDK-2.0.4">
-    <CLASSES>
-      <root url="jar://$PROJECT_DIR$/app/libs/STVideoSDK-2.0.4.jar!/" />
-    </CLASSES>
-    <JAVADOC />
-    <SOURCES />
-  </library>
-</component>
\ No newline at end of file
diff --git a/STVideoSDKSample/VideoAdSample/.idea/libraries/suntengvideo2_0_5.xml b/STVideoSDKSample/VideoAdSample/.idea/libraries/suntengvideo2_0_5.xml
new file mode 100644
index 0000000..600fc80
--- /dev/null
+++ b/STVideoSDKSample/VideoAdSample/.idea/libraries/suntengvideo2_0_5.xml
@@ -0,0 +1,9 @@
+<component name="libraryTable">
+  <library name="suntengvideo2.0.5">
+    <CLASSES>
+      <root url="jar://$PROJECT_DIR$/app/libs/suntengvideo2.0.5.jar!/" />
+    </CLASSES>
+    <JAVADOC />
+    <SOURCES />
+  </library>
+</component>
\ No newline at end of file
diff --git a/STVideoSDKSample/VideoAdSample/.idea/misc.xml b/STVideoSDKSample/VideoAdSample/.idea/misc.xml
index 5d19981..37308bf 100644
--- a/STVideoSDKSample/VideoAdSample/.idea/misc.xml
+++ b/STVideoSDKSample/VideoAdSample/.idea/misc.xml
@@ -1,8 +1,5 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project version="4">
-  <component name="EntryPointsManager">
-    <entry_points version="2.0" />
-  </component>
   <component name="NullableNotNullManager">
     <option name="myDefaultNullable" value="android.support.annotation.Nullable" />
     <option name="myDefaultNotNull" value="android.support.annotation.NonNull" />
@@ -43,4 +40,31 @@
   <component name="ProjectType">
     <option name="id" value="Android" />
   </component>
+  <component name="masterDetails">
+    <states>
+      <state key="ProjectJDKs.UI">
+        <settings>
+          <last-edited>1.8</last-edited>
+          <splitter-proportions>
+            <option name="proportions">
+              <list>
+                <option value="0.2" />
+              </list>
+            </option>
+          </splitter-proportions>
+        </settings>
+      </state>
+      <state key="ScopeChooserConfigurable.UI">
+        <settings>
+          <splitter-proportions>
+            <option name="proportions">
+              <list>
+                <option value="0.2" />
+              </list>
+            </option>
+          </splitter-proportions>
+        </settings>
+      </state>
+    </states>
+  </component>
 </project>
\ No newline at end of file
diff --git a/STVideoSDKSample/VideoAdSample/.idea/vcs.xml b/STVideoSDKSample/VideoAdSample/.idea/vcs.xml
deleted file mode 100644
index b2bdec2..0000000
--- a/STVideoSDKSample/VideoAdSample/.idea/vcs.xml
+++ /dev/null
@@ -1,6 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<project version="4">
-  <component name="VcsDirectoryMappings">
-    <mapping directory="$PROJECT_DIR$/../.." vcs="Git" />
-  </component>
-</project>
\ No newline at end of file
diff --git a/STVideoSDKSample/VideoAdSample/VideoAdSample.textClipping b/STVideoSDKSample/VideoAdSample/VideoAdSample.textClipping
new file mode 100644
index 0000000..19c82a1
Binary files /dev/null and b/STVideoSDKSample/VideoAdSample/VideoAdSample.textClipping differ
diff --git a/STVideoSDKSample/VideoAdSample/app/build.gradle b/STVideoSDKSample/VideoAdSample/app/build.gradle
index e4f7ea9..3a694a8 100644
--- a/STVideoSDKSample/VideoAdSample/app/build.gradle
+++ b/STVideoSDKSample/VideoAdSample/app/build.gradle
@@ -34,5 +34,5 @@ dependencies {
     })
     compile 'com.android.support:appcompat-v7:24.2.1'
     testCompile 'junit:junit:4.12'
-    compile files('libs/STVideoSDK-2.0.4.jar')
+    compile files('libs/suntengvideo2.0.5.jar')
 }
diff --git a/STVideoSDK/suntengvideo2.0.4.jar b/STVideoSDKSample/VideoAdSample/app/libs/suntengvideo2.0.5.jar
similarity index 65%
rename from STVideoSDK/suntengvideo2.0.4.jar
rename to STVideoSDKSample/VideoAdSample/app/libs/suntengvideo2.0.5.jar
index 049e2a4..b2dce76 100644
Binary files a/STVideoSDK/suntengvideo2.0.4.jar and b/STVideoSDKSample/VideoAdSample/app/libs/suntengvideo2.0.5.jar differ
diff --git a/STVideoSDKSample/VideoAdSample/build.gradle b/STVideoSDKSample/VideoAdSample/build.gradle
index c20bca1..74b2ab0 100644
--- a/STVideoSDKSample/VideoAdSample/build.gradle
+++ b/STVideoSDKSample/VideoAdSample/build.gradle
@@ -5,7 +5,7 @@ buildscript {
         jcenter()
     }
     dependencies {
-        classpath 'com.android.tools.build:gradle:2.2.2'
+        classpath 'com.android.tools.build:gradle:2.2.3'
 
         // NOTE: Do not place your application dependencies here; they belong
         // in the individual module build.gradle files