diff --git a/content/LangChain Chat with Data/docs/cs229_lectures/MachineLearning-Lecture01.pdf b/content/LangChain Chat with Data/docs/cs229_lectures/MachineLearning-Lecture01.pdf
deleted file mode 100644
index 34da5de..0000000
Binary files a/content/LangChain Chat with Data/docs/cs229_lectures/MachineLearning-Lecture01.pdf and /dev/null differ
diff --git a/content/LangChain Chat with Data/1.简介 Introduction.md b/content/LangChain Chat with Your Data/1.简介 Introduction.md
similarity index 100%
rename from content/LangChain Chat with Data/1.简介 Introduction.md
rename to content/LangChain Chat with Your Data/1.简介 Introduction.md
diff --git a/content/LangChain Chat with Data/2.文档加载 Document Loading.ipynb b/content/LangChain Chat with Your Data/2.文档加载 Document Loading.ipynb
similarity index 100%
rename from content/LangChain Chat with Data/2.文档加载 Document Loading.ipynb
rename to content/LangChain Chat with Your Data/2.文档加载 Document Loading.ipynb
diff --git a/content/LangChain Chat with Data/docs/Notion_DB/Blendle's Employee Handbook d331da39bd0341ed8d5ee2942fecf17a.md b/content/LangChain Chat with Your Data/docs/Notion_DB/Blendle's Employee Handbook d331da39bd0341ed8d5ee2942fecf17a.md
similarity index 100%
rename from content/LangChain Chat with Data/docs/Notion_DB/Blendle's Employee Handbook d331da39bd0341ed8d5ee2942fecf17a.md
rename to content/LangChain Chat with Your Data/docs/Notion_DB/Blendle's Employee Handbook d331da39bd0341ed8d5ee2942fecf17a.md