how to contribute

Li Yin · web-flow · commit a26805ba1918 · 2022-02-07T03:01:10.000Z
diff --git a/how_to_contribute.md b/how_to_contribute.md
@@ -1 +1,4 @@
 # How to contribute to this project?
+The projects requires you to edit on Latex source file located in [Easy-Book](Easy-Book) folder. You can either set up a [local Visual Code environment for latex](https://dev.to/ucscmozilla/how-to-create-and-compile-latex-documents-on-visual-studio-code-3jbk), or you can directly use [Github Codespaces](https://github.com/features/codespaces).
+
+To submite a change, please use Pull Requests.
