diff --git a/.idea/PyTorchDocs.iml b/.idea/PyTorchDocs.iml
index f3d7bc9..c2a2e79 100644
--- a/.idea/PyTorchDocs.iml
+++ b/.idea/PyTorchDocs.iml
@@ -4,6 +4,7 @@
     <content url="file://$MODULE_DIR$" />
     <orderEntry type="jdk" jdkName="Python 3.7" jdkType="Python SDK" />
     <orderEntry type="sourceFolder" forTests="false" />
+    <orderEntry type="module" module-name="PyTorchVideo" />
   </component>
   <component name="TestRunnerService">
     <option name="PROJECT_TEST_RUNNER" value="Unittests" />
diff --git a/.idea/modules.xml b/.idea/modules.xml
index 495fb94..f21765f 100644
--- a/.idea/modules.xml
+++ b/.idea/modules.xml
@@ -3,6 +3,7 @@
   <component name="ProjectModuleManager">
     <modules>
       <module fileurl="file://$PROJECT_DIR$/.idea/PyTorchDocs.iml" filepath="$PROJECT_DIR$/.idea/PyTorchDocs.iml" />
+      <module fileurl="file://$PROJECT_DIR$/../PyTorchVideo/.idea/PyTorchVideo.iml" filepath="$PROJECT_DIR$/../PyTorchVideo/.idea/PyTorchVideo.iml" />
     </modules>
   </component>
 </project>
\ No newline at end of file
diff --git a/.idea/vcs.xml b/.idea/vcs.xml
index 94a25f7..35eb1dd 100644
--- a/.idea/vcs.xml
+++ b/.idea/vcs.xml
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project version="4">
   <component name="VcsDirectoryMappings">
-    <mapping directory="$PROJECT_DIR$" vcs="Git" />
+    <mapping directory="" vcs="Git" />
   </component>
 </project>
\ No newline at end of file
diff --git a/README.md b/README.md
index 6dce413..86b7dfe 100644
--- a/README.md
+++ b/README.md
@@ -13,7 +13,13 @@
 * 如果你想解决自然语言处理问题，可以看NLP 部分。
 * 还有强化学习和生成对抗网络部分内容。
 
-作者：[磐创AI](http://www.panchuangai.com/) [PyTorch](http://pytorch123.com/) 翻译小组: News & PanChuang
+# PyTorch 官方文档视频版上线B站
+
+https://www.bilibili.com/video/BV1GS4y1F71Q/
+
+合集 https://github.com/fendouai/PyTorchVideo
+
+作者：[PyTorchChina](http://pytorchchina.com) [PyTorch](http://pytorch123.com/) 翻译小组: News & PanChuang
 
 原文：[https://pytorch.org/tutorials/](https://pytorch.org/tutorials/)