diff --git a/README.md b/README.md
index e320c40a..e2424d39 100644
--- a/README.md
+++ b/README.md
@@ -151,6 +151,7 @@ CosyOS的任务状态较传统RTOS划分更为详细，以便用户在使用任
 #### 线程优先级
 ![线程优先级](images/thread_priority.png "线程优先级")<br>
 
+
 #### [开发流程](https://gitee.com/cosyos/cosyos/blob/master/%E5%BC%80%E5%8F%91%E6%B5%81%E7%A8%8B.md)
 
 #### [补充说明](https://gitee.com/cosyos/cosyos/blob/master/%E8%A1%A5%E5%85%85%E8%AF%B4%E6%98%8E.md)
diff --git a/images/thread_priority.png b/images/thread_priority.png
new file mode 100644
index 00000000..123b5217
Binary files /dev/null and b/images/thread_priority.png differ