diff --git a/README.md b/README.md
index 35596af..97895b8 100644
--- a/README.md
+++ b/README.md
@@ -72,6 +72,17 @@
 </li>
 </ol>
 
+<hr/>
+<strong>功能扩展</strong>
+<ol>
+    <li>
+        <i>oauth_code存入数据库的配置</i>,  请下载文件 <a href="https://git.oschina.net/shengzhao/spring-oauth-server/attach_files/download?i=4858&u=http%3A%2F%2Ffiles.git.oschina.net%2Fgroup1%2FM00%2F00%2F31%2FcHwGbFQXzC-AeseiAAfnNw23X70580.jpg%3Ftoken%3De81934223d99a0fddc02639017b568a6%26ts%3D1421151523%26filename%3Doauth_code%E5%AD%98%E5%85%A5%E6%95%B0%E6%8D%AE%E5%BA%93%E7%9A%84%E9%85%8D%E7%BD%AE.jpg">oauth_code存入数据库的配置.jpg</a>
+    </li>
+    <li>
+        <i>改变token过期的时间的配置</i>, 请下载文件<a href="https://git.oschina.net/shengzhao/spring-oauth-server/attach_files/download?i=6589&u=http%3A%2F%2Ffiles.git.oschina.net%2Fgroup1%2FM00%2F00%2F43%2FcHwGbFRpuk6ANN2CAANJ-Rkiz_c649.jpg%3Ftoken%3D686e6d5b1e9ab04446dbfeb977c3b7a1%26ts%3D1421151523%26filename%3D%E6%94%B9%E5%8F%98token%E8%BF%87%E6%9C%9F%E7%9A%84%E6%97%B6%E9%97%B4%E7%9A%84%E9%85%8D%E7%BD%AE.jpg">改变token过期的时间的配置.jpg</a>
+    </li>
+</ol>
+
 <hr/>
 <p>
  关注更多我的开源项目请访问 <a href="http://andaily.com/my_projects.html">http://andaily.com/my_projects.html</a>