diff --git a/README.md b/README.md
index 168918688..b921975e4 100644
--- a/README.md
+++ b/README.md
@@ -223,7 +223,7 @@ struct_pack is very fast.
 
 [(Video) A Faster Serialization Library Based on Compile-time Reflection and C++ 20](https://www.youtube.com/watch?v=myhB8ZlwOlE)  on cppcon2022
 
-[(Slides)(Chinese)](https://alibaba.github.io/yalantinglibs/resource/struct_pack_introduce_CN.pdf) of struct_pack on purecpp conference.
+[(Slides)(Chinese)](https://alibaba.github.io/yalantinglibs/resource/CppSummit_struct_pack.pdf) of struct_pack on purecpp conference.
 
 [(Video)(Chinese)](https://live.csdn.net/room/csdnlive1/bKFbKP7T) on purecpp conference, start from 01:32:20 of the video record.
 
diff --git a/website/docs/en/guide/what_is_yalantinglibs.md b/website/docs/en/guide/what_is_yalantinglibs.md
index 5c9bec947..160874a40 100644
--- a/website/docs/en/guide/what_is_yalantinglibs.md
+++ b/website/docs/en/guide/what_is_yalantinglibs.md
@@ -166,7 +166,7 @@ Only one line code to finish serialization and deserialization, 2-20x faster tha
 
 [(Video) A Faster Serialization Library Based on Compile-time Reflection and C++ 20](https://www.youtube.com/watch?v=myhB8ZlwOlE)  on cppcon2022
 
-[(Slides)(Chinese)](https://alibaba.github.io/yalantinglibs/resource/struct_pack_introduce_CN.pdf) of struct_pack on purecpp conference.
+[(Slides)(Chinese)](https://alibaba.github.io/yalantinglibs/resource/CppSummit_struct_pack.pdf) of struct_pack on purecpp conference.
 
 [(Video)(Chinese)](https://live.csdn.net/room/csdnlive1/bKFbKP7T) on purecpp conference, start from 01:32:20 of the video record.
 
diff --git a/website/docs/public/resource/CppSummit_struct_pack.pdf b/website/docs/public/resource/CppSummit_struct_pack.pdf
new file mode 100644
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diff --git a/website/docs/public/resource/struct_pack_introduce_CN.pdf b/website/docs/public/resource/struct_pack_introduce_CN.pdf
deleted file mode 100644
index 9e8de7068..000000000
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diff --git a/website/docs/zh/guide/what_is_yalantinglibs.md b/website/docs/zh/guide/what_is_yalantinglibs.md
index 0eaac2a85..b2d50c128 100644
--- a/website/docs/zh/guide/what_is_yalantinglibs.md
+++ b/website/docs/zh/guide/what_is_yalantinglibs.md
@@ -174,7 +174,7 @@ struct_pack是一个基于编译期反射，易用且高性能的序列化库，
 
 [(Video)  A Faster Serialization Library Based on Compile-time Reflection and C++20](https://www.youtube.com/watch?v=myhB8ZlwOlE) CppCon2022 的演讲视频。
 
-[(Slides) 基于编译期反射和模板元编程的序列化库：struct_pack简介](https://alibaba.github.io/yalantinglibs/resource/struct_pack_introduce_CN.pdf) Purecpp的演讲稿。
+[(Slides) 基于编译期反射和模板元编程的序列化库：struct_pack简介](https://alibaba.github.io/yalantinglibs/resource/CppSummit_struct_pack.pdf) Purecpp的演讲稿。
 
 [(Video) 基于编译期反射和模板元编程的序列化库：struct_pack简介](https://live.csdn.net/room/csdnlive1/bKFbKP7T) Purecpp的演讲视频, 从 01:32:20 开始