diff --git a/.github/workflows/deploy-cdn.yml b/.github/workflows/deploy-cdn.yml
new file mode 100644
index 00000000..20927624
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+++ b/.github/workflows/deploy-cdn.yml
@@ -0,0 +1,50 @@
+name: Deploy cdn
+
+on:
+  push:
+    branches:
+      - master
+
+env:
+  SITE: https://cdn.d2.pub/
+  QINIU_BUCKET: d2-cdn
+  DIST_FOLDER: /dist
+  PATH_SUFFIX: /preview
+
+jobs:
+  build:
+
+    runs-on: ubuntu-latest
+
+    steps:
+    - uses: actions/checkout@v1
+    - uses: actions/setup-node@v1
+      with:
+        node-version: '10.x'
+    - name: Download qshell
+      run: |
+        wget http://devtools.qiniu.com/qshell-linux-x86-v2.4.0.zip
+        unzip qshell-linux-x86-v2.4.0.zip
+        mv qshell-linux-x86-v2.4.0 qshell
+    - name: Install packages
+      run: npm i
+    - name: Build
+      run: npm run build:preview
+    - name: CDN login
+      run: ./qshell account ${{ secrets.AK }} ${{ secrets.SK }} GITHUB_ACTION
+    - name: CDN upload
+      run: |
+        REPO=${GITHUB_REPOSITORY//*\//}
+        REFRESH_URL=$SITE$REPO$PATH_SUFFIX/
+        echo $REFRESH_URL > cdnrefresh.txt
+        ./qshell qupload2\
+         --src-dir=$GITHUB_WORKSPACE$DIST_FOLDER\
+         --bucket=$QINIU_BUCKET\
+         --key-prefix=$REPO$PATH_SUFFIX/\
+         --overwrite=true\
+         --check-exists=true\
+         --check-hash=true\
+         --check-size=true\
+         --rescan-local=true
+    - name: CDN refresh
+      run: ./qshell cdnrefresh --dirs -i ./cdnrefresh.txt
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