diff --git a/video_link.md b/video_link.md
new file mode 100644
index 0000000000000000000000000000000000000000..cd14b6cccc47fdb5bf4fa82963ba481d6b1da05f
--- /dev/null
+++ b/video_link.md
@@ -0,0 +1 @@
+https://pan.baidu.com/s/1knap5Kjxwd0SqbjaEHva9A?pwd=1920
\ No newline at end of file