diff --git a/chapter_divide_and_conquer/index.md b/chapter_divide_and_conquer/index.md
index 905d35c54..33f3bfcd0 100644
--- a/chapter_divide_and_conquer/index.md
+++ b/chapter_divide_and_conquer/index.md
@@ -4,3 +4,8 @@ comments: true
 
 # 12.   分治
 
+<div class="center-table" markdown>
+
+![分治](../assets/covers/chapter_divide_and_conquer.jpg){ width="70%" }
+
+</div>