diff --git a/docs/tutorial-basics/pic/oect/oect-2.png b/docs/tutorial-basics/pic/oect/oect-2.png
new file mode 100644
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Binary files /dev/null and b/docs/tutorial-basics/pic/oect/oect-2.png differ
diff --git a/docs/tutorial-basics/rk3566.md b/docs/tutorial-basics/rk3566.md
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--- a/docs/tutorial-basics/rk3566.md
+++ b/docs/tutorial-basics/rk3566.md
@@ -18,6 +18,7 @@ CPU Rockchip RK3566
 作者已编译适配刷入海纳思系统固件。  
 
 ![pic](pic/oect/oect-1.png)  
+![pic](pic/oect/oect-2.png)  
 
 
 ## 一、准备工作