diff --git a/src/api/file.js b/src/api/file.js
index 110067e..7f1b5ed 100644
--- a/src/api/file.js
+++ b/src/api/file.js
@@ -95,6 +95,9 @@ async function aliOSSFileUpload(content, filename) {
             accessKeySecret: aliOSSConfig.accessKeySecret
         });
         const res = await client.put(dir, buffer);
+        if(aliOSSConfig.cdnHost != ''){
+            return aliOSSConfig.cdnHost +'/'+dir;
+        }
         return res.url;
     } catch (e) {
         return Promise.reject(e);
@@ -118,7 +121,12 @@ async function txCOSFileUpload(file) {
             if (err) {
                 reject(err);
             } else {
-                resolve("https://" + data.Location);
+                if(txCOSConfig.cdnHost != ''){
+                    resolve(txCOSConfig.cdnHost+'/'+txCOSConfig.path + '/' + dateFilename);
+                }else{
+                    resolve(data.Location);
+                }
+                
             }
         });
     })
diff --git a/src/components/CodemirrorEditor/uploadImgDialog.vue b/src/components/CodemirrorEditor/uploadImgDialog.vue
index 2c598cf..ae637f5 100644
--- a/src/components/CodemirrorEditor/uploadImgDialog.vue
+++ b/src/components/CodemirrorEditor/uploadImgDialog.vue
@@ -52,6 +52,10 @@
                     <el-form-item label="Bucket 所在区域" :required="true">
                         <el-input v-model.trim="formAliOSS.region"
                             placeholder="如：oss-cn-shenzhen"></el-input>
+                    </el-form-item>
+                    <el-form-item label="自定义CDN域名" :required="false">
+                        <el-input v-model.trim="formAliOSS.cdnHost"
+                            placeholder="如：https://imagecdn.alidaodao.com"></el-input>
                     </el-form-item>
                      <el-form-item label="存储路径">
                         <el-input v-model.trim="formAliOSS.path"
@@ -81,6 +85,10 @@
                     <el-form-item label="Bucket 所在区域" :required="true">
                         <el-input v-model.trim="formTxCOS.region"
                             placeholder="如：ap-guangzhou"></el-input>
+                    </el-form-item>
+                    <el-form-item label="自定义CDN域名" :required="false">
+                        <el-input v-model.trim="formTxCOS.cdnHost"
+                            placeholder="如：https://imagecdn.alidaodao.com"></el-input>
                     </el-form-item>
                      <el-form-item label="存储路径">
                         <el-input v-model.trim="formTxCOS.path"
@@ -122,14 +130,16 @@ export default {
                 accessKeySecret: "",
                 bucket: "",
                 region: "",
-                path: ""
+                path: "",
+                cdnHost:""
             },
             formTxCOS: {
                 secretId: "",
                 secretKey: "",
                 bucket: "",
                 region: "",
-                path: ""
+                path: "",
+                cdnHost:""
             },
             options: [{
                     value: "default",