diff --git a/.github/workflows/pull_preview.yml b/.github/workflows/pull_preview.yml
index ee200fc..005179a 100644
--- a/.github/workflows/pull_preview.yml
+++ b/.github/workflows/pull_preview.yml
@@ -56,7 +56,7 @@ jobs:
         run: |
           git config --global url."https://github.com/".insteadOf git://github.com/
           npm install
-          npm run build
+          BASE_URL=/pull_${{ github.event.issue.number }}/ npm run build
 
       - name: Upload to OSS
         if: ${{ steps.regex-match.outputs.match != '' }}
diff --git a/docusaurus.config.js b/docusaurus.config.js
index db39bec..cffd905 100644
--- a/docusaurus.config.js
+++ b/docusaurus.config.js
@@ -14,7 +14,7 @@ const config = {
   tagline: 'Open Source Analysis Platform',
   favicon: 'img/favicon.ico',
   url: 'https://open-digger.cn',
-  baseUrl: '/',
+  baseUrl: process.env.BASE_URL || '/',
 
   scripts: [
     {
@@ -75,7 +75,7 @@ const config = {
 
   themes: ['@docusaurus/theme-mermaid'],
   markdown: {
-    mermaid: true, 
+    mermaid: true,
   },
 
   themeConfig:
diff --git a/i18n/en/docusaurus-plugin-content-docs/current/user_docs/intro.md b/i18n/en/docusaurus-plugin-content-docs/current/user_docs/intro.md
index d3b3197..338cf98 100644
--- a/i18n/en/docusaurus-plugin-content-docs/current/user_docs/intro.md
+++ b/i18n/en/docusaurus-plugin-content-docs/current/user_docs/intro.md
@@ -310,15 +310,15 @@ OpenDigger community also open to inter-community cooperation events, like conte
 
 ### GitHub Event Log
 
-We use [GHArchive](https://www.gharchive.org/) as our data source for GitHub event logs and the data service is provided by [clickhouse](https://clickhouse.tech/) cluster cloud service. For data details, please check the [data](/en/docs/user_docs/intro) docs.
+We use [GHArchive](https://www.gharchive.org/) as our data source for GitHub event logs and the data service is provided by [clickhouse](https://clickhouse.tech/) cluster cloud service. For data details, please check the [data](/docs/user_docs/intro) docs.
 
 ### Labeled Data
 
-We are collecting labeled data for more deeper analysis. You can view the corresponding data in the `labeled_data` folder. For more details, please check [labeled_data](/en/docs/user_docs/intro) docs.
+We are collecting labeled data for more deeper analysis. You can view the corresponding data in the `labeled_data` folder. For more details, please check [labeled_data](/docs/user_docs/intro) docs.
 
 ### Sample Data Usage
 
-OpenDigger provides ClickHouse sample data and Jupyter notebook image to run OpenDigger in local environment, please refer to [sample data doc](/en/docs/user_docs/intro).
+OpenDigger provides ClickHouse sample data and Jupyter notebook image to run OpenDigger in local environment, please refer to [sample data doc](/docs/user_docs/intro).
 
 ## Communication