diff --git a/.github/workflows/RefreshCDN.yml b/.github/workflows/RefreshCDN.yml
new file mode 100644
index 00000000..287f27c6
--- /dev/null
+++ b/.github/workflows/RefreshCDN.yml
@@ -0,0 +1,23 @@
+name: Refresh CDN
+
+on:
+  push:
+    branches:
+      - master
+
+jobs:
+  refresh-cdn:
+    runs-on: ubuntu-latest
+    steps:
+      - name: 检出代码
+        uses: actions/checkout@v2
+      - name: 安装 Python
+        uses: actions/setup-python@v2
+        with:
+          python-version: '3.x'
+      - name: 安装依赖
+        run: pip install requests
+      - name: 等待源站部署
+        run: sleep 1m  # 这里用了个笨办法，等待 1 分钟后进行刷新
+      - name: 刷新 CDN
+        run: python RefreshCDN.py
diff --git a/RefreshCDN.py b/RefreshCDN.py
new file mode 100644
index 00000000..46af100c
--- /dev/null
+++ b/RefreshCDN.py
@@ -0,0 +1,50 @@
+from hashlib import sha1
+import hmac
+import requests
+import json
+import urllib
+import os
+
+def dogecloud_api(api_path, data={}, json_mode=False):
+    """
+    调用多吉云API。
+
+    :param api_path: 调用的 API 接口地址，包含 URL 请求参数 QueryString。
+    :param data: POST 的数据，字典格式。
+    :param json_mode: 数据 data 是否以 JSON 格式请求，默认为 false 则使用表单形式。
+
+    :return dict: 返回的数据。
+    """
+    access_key = '4fa23701981899fb'  # 替换为自己的 AccessKey
+    secret_key = 'feea91f5781378c4e7f16da1632fc7fd'  # 替换为自己的 SecretKey
+
+    body = ''
+    mime = ''
+    if json_mode:
+        body = json.dumps(data)
+        mime = 'application/json'
+    else:
+        body = urllib.parse.urlencode(data)
+        mime = 'application/x-www-form-urlencoded'
+
+    sign_str = api_path + "\n" + body
+    signed_data = hmac.new(secret_key.encode('utf-8'), sign_str.encode('utf-8'), sha1)
+    sign = signed_data.digest().hex()
+    authorization = 'TOKEN ' + access_key + ':' + sign
+
+    response = requests.post('https://api.dogecloud.com' + api_path, data=body, headers={
+        'Authorization': authorization,
+        'Content-Type': mime
+    })
+    return response.json()
+
+url_list = ['https://usj.cc/']  # 替换为你的博客域名
+
+api = dogecloud_api('/cdn/refresh/add.json', {
+    'rtype': 'path',
+    'urls': json.dumps(url_list)
+})
+if api['code'] == 200:
+    print(api['data']['task_id'])
+else:
+    print("API failed: " + api['msg'])