diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
index 09e48593..db53243a 100644
--- a/CONTRIBUTING.md
+++ b/CONTRIBUTING.md
@@ -3,10 +3,70 @@
 **General Rules**
 
 - As much as possible, try to follow the existing format of markdown and code.
-- Don't forget to run `npm run lint` and `npm test` before submitting pull requests.
+- Don't forget to run `npm run check`,`npm run lint` and `npm test` before submitting pull requests.
 - Make sure that **100%** of your code is covered by tests.
 
-**Contributing new features **
+**Conventional Commits**
+<table>
+  <tr>
+    <th>Identifier</th>
+    <th>Purpose</th>
+  </tr>
+  <tr>
+    <td>feat</td>
+    <td>Introduce a new feature</td>
+  </tr>
+  <tr>
+    <td>fix</td>
+    <td>Fix an error or defect</td>
+  </tr>
+  <tr>
+    <td>chore</td>
+    <td>General maintenance tasks (e.g., build, configuration, dependencies)</td>
+  </tr>
+  <tr>
+    <td>docs</td>
+    <td>Documentation changes (additions, updates, fixes)</td>
+  </tr>
+  <tr>
+    <td>style</td>
+    <td>Changes in code style, formatting, whitespace, etc. (no impact on functionality)</td>
+  </tr>
+  <tr>
+    <td>refactor</td>
+    <td>Code refactoring (typically, no functional changes)</td>
+  </tr>
+  <tr>
+    <td>perf</td>
+    <td>Performance optimizations</td>
+  </tr>
+  <tr>
+    <td>test</td>
+    <td>Changes related to tests (additions, updates, fixes)</td>
+  </tr>
+  <tr>
+    <td>build</td>
+    <td>Changes to the build system or external dependencies</td>
+  </tr>
+  <tr>
+    <td>ci</td>
+    <td>Changes related to continuous integration and deployment (CI/CD)</td>
+  </tr>
+  <tr>
+    <td>revert</td>
+    <td>Revert a previous commit</td>
+  </tr>
+  <tr>
+    <td>merge</td>
+    <td>Merge branches or pull requests</td>
+  </tr>
+  <tr>
+    <td>release</td>
+    <td>Commits related to version releases</td>
+  </tr>
+</table>
+
+**Contributing new features**
 
 - To ensure that there are no conflicts when merging the branch into the main branch, 
 - it is necessary to perform the following steps each time new development is going to be conducted on non-main branches:
@@ -15,8 +75,9 @@
 - resolve conflicts before continuing the development.
 - After new features developed
 - `git add .`
-- `git commit -m [rbtree] features` (`rbtree` needs to be replaced by the module you have modified, 
-- `features` must be replaced by the detailed description about the features you implemented)
+- `git commit -m "feat(rbtree): features`
+- `feat(rbtree):` needs to be replaced by the module you have modified
+- `features` must be replaced by the detailed description about the features you implemented
 - `git push`
 - click the `New pull request` on Github https://github.com/zrwusa/data-structure-typed/branches
 
@@ -26,6 +87,6 @@
   contributing "several data structures" all at once contribute them all
   one by one separately (i.e. one pull request for "RBTree", another one
   for "AATree" and so on).
-- Provide **README.md** for each of the data structure **with explanations** of
+- Modify **README.md** for each of the data structure **with explanations** of
   the algorithm and **with links** to further readings.
 - Describe what you do in code using **comments**.