diff --git a/.github/workflows/test-mirrors.yml b/.github/workflows/test-mirrors.yml
new file mode 100644
index 0000000..b92dc78
--- /dev/null
+++ b/.github/workflows/test-mirrors.yml
@@ -0,0 +1,70 @@
+name: Test Registry
+
+on:
+  push:
+  schedule:
+    - cron: '0 0 */1 * *'
+  workflow_dispatch:
+
+jobs:
+  ci:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+      
+      - name: Test Registries and Update README
+        run: |
+          # 读取 README.md 中的 registry 列表
+          registries=$(awk '/\| Registry \| Status \| Speed \| Time \|/,/^$/' README.md | tail -n +3 | sed '/^$/d' | awk -F'|' '{print $2}' | sed 's/^ *//;s/ *$//')
+          
+          # 更新 README.md 的函数
+          update_readme() {
+            local registry="$1"
+            local status="$2"
+            local speed="$3"
+            local time="$4"
+            sed -i "s#| $registry |.*#| $registry | $status | $speed | $time |#" README.md
+          }
+          
+          # 测试每个 registry
+          image="library/nginx:1.25.1-alpine"
+          for registry in $registries
+          do
+            echo "Testing $registry"
+            # 清理可能存在的镜像
+            docker rmi "$registry/$image" > /dev/null 2>&1 || true
+            
+            # 使用子shell隔离每个registry的执行
+            (
+              # 使用 timeout 命令限制执行时间
+              output=$(mktemp)
+              if timeout 60s bash -c "time docker pull $registry/$image" > "$output" 2>&1; then
+                status="✅ Good"
+                # 提取实际时间（单位：秒）
+                pull_time=$(grep real "$output" | awk '{print $2}' | sed 's/0m//;s/s//')
+                # 计算镜像大小（单位：MB）
+                image_size=$(docker image inspect "$registry/$image" --format='{{.Size}}' | awk '{print $1/1024/1024}')
+                # 计算速度（MB/s）
+                speed=$(echo "scale=2; $image_size / $pull_time" | bc)
+                echo "$registry is good, Speed: ${speed} MB/s, Time: ${pull_time}s"
+              else
+                status="❌ Failed"
+                speed="-"
+                pull_time="-"
+                echo "$registry failed"
+              fi
+              update_readme "$registry" "$status" "${speed} MB/s" "${pull_time}s"
+              docker rmi "$registry/$image" > /dev/null 2>&1 || true
+              rm "$output"
+            ) || true  # 即使子shell失败，也继续执行下一个registry
+          done
+
+      - name: Commit and push if changed
+        run: |
+          git config --global user.email "github-actions[bot]@users.noreply.github.com"
+          git config --global user.name "github-actions[bot]"
+          git add README.md
+          git diff --quiet && git diff --staged --quiet || (git commit -m "Update README with latest registry test results")
+          git push https://${GITHUB_ACTOR}:${PAT}@github.com/${GITHUB_REPOSITORY}.git
+        env:
+          PAT: ${{ secrets.PAT }}
\ No newline at end of file
diff --git a/README.md b/README.md
new file mode 100644
index 0000000..af6e197
--- /dev/null
+++ b/README.md
@@ -0,0 +1,5 @@
+| Registry | Status | Speed | Time |
+|----------|--------|-------|------|
+| registry-1.docker.io | | | |
+| hub.rat.dev | | | |
+| docker.m.daocloud.io | | | |