diff --git a/api/request.js b/api/request.js
index f37ceee..47c253c 100644
--- a/api/request.js
+++ b/api/request.js
@@ -287,4 +287,11 @@ export function setRead(meetingId) {
     method: 'get',
     url: `/meet/comment/read?meetingId=${meetingId}&platform=dingTalk`
   })
+}
+
+export function previewOssFile(fileId) {
+  return $http({
+    method: 'get',
+    url: `meet/fileDetail?objectName=${fileId}`
+  })
 }
\ No newline at end of file
diff --git a/components/fileList/fileList.js b/components/fileList/fileList.js
index cc1f8d9..0b8885e 100644
--- a/components/fileList/fileList.js
+++ b/components/fileList/fileList.js
@@ -2,7 +2,8 @@
 import create from 'dd-store';
 import { renderSize } from "../../utils/utils"
 import pageStore from '../../pages/meetingDetail/store';
-import { uploadPermissions } from '../../api/request.js'
+import { uploadPermissions, previewOssFile } from '../../api/request.js'
+import openLink from "dingtalk-jsapi/api/biz/util/openLink";
 
 create.Component({
   store: pageStore,
@@ -57,24 +58,46 @@ create.Component({
       if (!this.props.isPreview) {
         return
       }
+
       const file = e.target.dataset.file
       console.log(file)
-      let data = {
-        ddUserId: getApp().globalData.userid,
-        type: 'download',
-        projectName: 'MING_MEETING',
-        fileIds: file.fileId
-      }
-      uploadPermissions(data).then(res => {
-        dd.previewFileInDingTalk({
-          corpId: dd.corpId,
-          spaceId: res.data.data,
-          fileId: file.fileId,
-          fileName: file.name,
-          fileSize: file.size,
-          fileType: file.mimeType,
+      if (file.platform === 'oss') {
+        if (file.webUrl) {
+          dd.previewImage({
+            current: 0,
+            urls: [
+              file.webUrl
+            ],
+          });
+        } else {
+          // 预览文件
+          previewOssFile(file.fileId).then(res => {
+            openLink({
+              url: res.data.webUrl
+            });
+          })
+        }
+      } else {
+        let data = {
+          ddUserId: getApp().globalData.userid,
+          type: 'download',
+          projectName: 'MING_MEETING',
+          fileIds: file.fileId
+        }
+        uploadPermissions(data).then(res => {
+          dd.previewFileInDingTalk({
+            corpId: dd.corpId,
+            spaceId: res.data.data,
+            fileId: file.fileId,
+            fileName: file.name,
+            fileSize: file.size,
+            fileType: file.mimeType,
+          })
         })
-      })
+
+      }
+
+
     },
     //显示操作框
     showOperate(e) {