diff --git a/package.json b/package.json
index d463192..0b5400b 100644
--- a/package.json
+++ b/package.json
@@ -54,7 +54,6 @@
     "@dnd-kit/sortable": "^8.0.0",
     "@dnd-kit/utilities": "^3.2.2",
     "@umijs/route-utils": "^2.2.2",
-    "aliyun-aliplayer": "^2.29.1",
     "antd": "^5.2.2",
     "antd-img-crop": "^4.23.0",
     "braft-editor": "^2.3.9",
diff --git a/src/components/AliPlayer/index.tsx b/src/components/AliPlayer/index.tsx
index 7f25d36..5362d1a 100644
--- a/src/components/AliPlayer/index.tsx
+++ b/src/components/AliPlayer/index.tsx
@@ -1,7 +1,6 @@
 import React, { useEffect, useRef, useState } from 'react';
 import { Button, Slider, Select, Space, Card } from 'antd';
 import { PauseCircleOutlined, PlayCircleOutlined, ExpandOutlined } from '@ant-design/icons';
-import 'aliyun-aliplayer/build/skins/default/aliplayer-min.css';
 
 interface AliPlayerProps {
   vid: string;
@@ -25,8 +24,11 @@ const AliPlayer: React.FC<AliPlayerProps> = ({
 
   // 初始化播放器
   useEffect(() => {
+    const link = document.createElement('link');
     const script = document.createElement('script');
-    script.src = 'https://g.alicdn.com/apsara-media-box/imp-web-player/2.25.1/aliplayer-min.js';
+    link.rel = "stylesheet"
+    link.href = 'https://g.alicdn.com/apsara-media-box/imp-web-player/2.29.1/skins/default/aliplayer-min.css'
+    script.src = 'https://g.alicdn.com/apsara-media-box/imp-web-player/2.29.1/aliplayer-min.js';
     script.onload = () => {
       if (containerRef.current) {
         playerRef.current = new (window as any).Aliplayer({
@@ -51,12 +53,14 @@ const AliPlayer: React.FC<AliPlayerProps> = ({
         });
       }
     };
+    document.head.appendChild(link);
     document.head.appendChild(script);
 
     return () => {
       if (playerRef.current) {
         playerRef.current.dispose();
       }
+      document.head.removeChild(link);
       document.head.removeChild(script);
     };
   }, [vid, playAuth]);
diff --git a/src/pages/TrainingClasses/detail.tsx b/src/pages/TrainingClasses/detail.tsx
index 2b4e7d1..6e76710 100644
--- a/src/pages/TrainingClasses/detail.tsx
+++ b/src/pages/TrainingClasses/detail.tsx
@@ -512,19 +512,23 @@ const Detail: React.FC<any> = () => {
         onFinish={async (value: any) => {
           if (params.id) {
             let pbcVideoAddress = ""
+            let pbcVideoDuration = ""
             if (value.pbcVideoAddress && value.pbcVideoAddress.length > 0) {
               if (value.pbcVideoAddress[0].uid === '-1') {
                 pbcVideoAddress = value.pbcVideoAddress[0].url || '';
+                pbcVideoDuration = stepFormValues1.pbcVideoDuration || ''
               }
               if (
                 value.pbcVideoAddress[0].response &&
                 value.pbcVideoAddress[0].response.retcode
               ) {
                 pbcVideoAddress = fileType === '1' ? value.pbcVideoAddress[0].response.data.videoId : value.pbcVideoAddress[0].response.data;
+                pbcVideoDuration = fileType === '1' ? value.pbcVideoAddress[0].response.data.duration : '';
               }
             }
             await addOrUpdateVideoUsingPost({
               ...stepFormValues1,
+              pbcVideoDuration,
               pbcVideoName: value.pbcVideoName,
               pbcFileType: value.pbcFileType,
               pbcVideoAddress