diff --git a/docs/en/product_documents.md b/docs/en/product_documents.md
index 2ae5daba..2d0ed78e 100644
--- a/docs/en/product_documents.md
+++ b/docs/en/product_documents.md
@@ -2,7 +2,7 @@
 
 [中文](zh_CN/product_documents) | English | [日本語](ja/product_documents)
 
-*The `Quick Start` section of each product is placed in the corresponding product document.*
+?> The `Quick Start` section of each product is placed in the corresponding product document.
 
 <img src='assets/img/product_pics/1.jpg'> <img src='assets/img/product_pics/cores.png'>
 
diff --git a/docs/zh_CN/product_documents.md b/docs/zh_CN/product_documents.md
index dbb2e7e7..f827b633 100644
--- a/docs/zh_CN/product_documents.md
+++ b/docs/zh_CN/product_documents.md
@@ -2,7 +2,7 @@
 
 中文 | [English](/en/product_documents) | [日本語](ja/product_documents)
 
-*每个产品的`快速上手(Quick Start)`部分都放置在了该产品的介绍文档里。*
+?> 每个产品的`快速上手(Quick Start)`部分都放置在了该产品的介绍文档里。
 
 <img src='assets/img/product_pics/1.jpg'> <img src='assets/img/product_pics/cores.png'>