diff --git a/.github/workflows/auto_assign_project.yml b/.github/workflows/auto_assign_project.yml
new file mode 100644
index 0000000000000..3011c470876b0
--- /dev/null
+++ b/.github/workflows/auto_assign_project.yml
@@ -0,0 +1,13 @@
+name: Add a new GitHub Project card linked to a GitHub issue to the specified project column
+on: [issues]
+jobs:
+  github-actions-automate-projects:
+    runs-on: ubuntu-latest
+    steps:
+    - name: add-new-issues-to-repository-based-project-column
+      uses: docker://takanabe/github-actions-automate-projects:v0.0.1
+      if: github.event_name == 'issues' && github.event.action == 'labeled' && contains(github.event.issue.labels.*.name, 'component/expression')
+      env:
+        GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+        GITHUB_PROJECT_URL: https://github.com/SunRunAway/tidb/projects/1
+        GITHUB_PROJECT_COLUMN_NAME: To do
diff --git a/.github/workflows/lgtm-label.yml b/.github/workflows/lgtm-label.yml
new file mode 100644
index 0000000000000..69a76d5c317e5
--- /dev/null
+++ b/.github/workflows/lgtm-label.yml
@@ -0,0 +1,32 @@
+name: LGTM label
+on:
+  pull_request_review:
+    types: [submitted]
+env:
+  GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: buildsville/add-remove-label@v1
+        if: >
+         !contains(github.event.issue.labels.*.name, 'status/LGT1') && 
+         !contains(github.event.issue.labels.*.name, 'status/LGT2') && 
+         (contains(github.event.review.body, 'LGTM') || 
+         contains(github.event.review.body, 'lgtm') || 
+         contains(github.event.review.body, 'Lgtm'))
+        with:
+          token: ${{secrets.GITHUB_TOKEN}}
+          label: 'status/LGT1'
+          type: add
+      - uses: buildsville/add-remove-label@v1
+        if: >
+         contains(github.event.issue.labels.*.name, 'status/LGT1') && 
+         !contains(github.event.issue.labels.*.name, 'status/LGT2') && 
+         (contains(github.event.review.body, 'LGTM') || 
+         contains(github.event.review.body, 'lgtm') || 
+         contains(github.event.review.body, 'Lgtm'))
+        env:
+          token: ${{secrets.GITHUB_TOKEN}}
+          label: 'status/LGT2'
+          type: add
diff --git a/README.md b/README.md
index 843870de1a7e3..9d2af06f4de3e 100644
--- a/README.md
+++ b/README.md
@@ -66,7 +66,7 @@ Read the [Quick Start Guide](https://pingcap.com/docs/QUICKSTART), which include
 - [**Stack Overflow**](https://stackoverflow.com/questions/tagged/tidb)
 - [**User Group (Chinese)**](https://asktug.com)
 
-## Documentation
+## Documentationx
 
 + [English](https://pingcap.com/docs)
 + [简体中文](https://pingcap.com/docs-cn)