diff --git a/packages/video-tools b/packages/video-tools
index 767e436..e4596b4 160000
--- a/packages/video-tools
+++ b/packages/video-tools
@@ -1 +1 @@
-Subproject commit 767e436eb8ba3d38bd68e90e18203b039662dce1
+Subproject commit e4596b4fdee9528a9b3a7934f312d59a0a8293fb
diff --git a/src/asr.ts b/src/asr.ts
index 3cf6f5f..bcec47b 100644
--- a/src/asr.ts
+++ b/src/asr.ts
@@ -1,10 +1,9 @@
 import { VideoWS, VideoWsResult } from '@kevisual/video-tools/src/asr/provider/funasr/ws.ts';
+import { BatchSendFiles } from '@kevisual/video-tools/examples/batch-send-files.ts';
 import net from 'node:net';
 import path from 'node:path';
-import fs from 'node:fs';
 import natural from 'natural';
 import { EventEmitter } from 'eventemitter3';
-const sleep = (ms: number) => new Promise((resolve) => setTimeout(resolve, ms));
 const videoTestPath = path.join(process.cwd(), 'videos/my_speech_text.wav');
 const audioTestPath = path.join(process.cwd(), 'videos/test.mp3');
 const name = 'output-1746007775571.mp3';
@@ -25,93 +24,14 @@ const ws = new VideoWS({
     console.log('WebSocket connected');
   },
 });
-type BatchSenderOptions = {
-  vws: VideoWS;
-  files: string[];
-  matchText?: string;
-  emitter?: EventEmitter;
-};
-class BatchSenderFiles {
-  files: string[];
-  vws: VideoWS;
-  emitter: EventEmitter;
-  constructor({ vws, files, matchText, emitter }: BatchSenderOptions) {
-    this.files = files;
-    this.vws = vws;
-    this.emitter = emitter || vws.emitter;
-  }
-  async init() {
-    const isConnected = await this.vws.isConnected();
-    if (!isConnected) {
-      console.error('链接失败:', isConnected);
-    }
-    this.send();
-  }
-  waitOne() {
-    return new Promise((resolve) => {
-      this.vws.emitter.once('result', (data) => {
-        resolve(data);
-      });
-    });
-  }
-  async checkAudioFile(file: string) {
-    const stats = fs.statSync(file);
-    if (!stats.isFile()) {
-      throw new Error(`File not found: ${file}`);
-    }
-    const ext = path.extname(file).toLowerCase();
-    const validExtensions = ['.wav', '.mp3', '.flac', '.ogg', '.aac'];
-    if (!validExtensions.includes(ext)) {
-      throw new Error(`Invalid file type: ${ext}. Supported types are: ${validExtensions.join(', ')}`);
-    }
-    const fileSize = stats.size;
-    if (fileSize === 0) {
-      throw new Error(`File is empty: ${file}`);
-    }
-    const maxSize = 100 * 1024 * 1024; // 100 MB
-    if (fileSize > maxSize) {
-      throw new Error(`File size exceeds limit: ${fileSize} bytes. Maximum allowed size is ${maxSize} bytes.`);
-    }
-    return {
-      file,
-      ext,
-      size: fileSize,
-      isValid: true,
-    };
-  }
-  async send() {
-    const textList: { file: string; text: string }[] = [];
-    for (const file of this.files) {
-      let wav_format = 'wav';
-      try {
-        const ck = await this.checkAudioFile(file);
-        if (ck.ext !== '.wav') {
-          wav_format = ck.ext.replace('.', '');
-        }
-      } catch (error) {
-        console.error('Error checking file:', error);
-        continue;
-      }
-      const data = fs.readFileSync(file);
-      const wait = this.waitOne();
-      await this.vws.sendBuffer(data, { wav_format });
-      await sleep(1000);
-      console.log('File sent:', file);
-      const result: VideoWsResult = (await wait) as any;
-      console.log('Result:', result.text);
-      textList.push({ file, text: result.text });
-      console.log('----------------------');
-    }
-    this.emitter.emit('send-done', textList);
-  }
-}
-const batchSender = new BatchSenderFiles({
+
+const batchSend = new BatchSendFiles({
   vws: ws,
   // files: [audioTestPath],
   files: [videoTestPath, audioTestPath],
 });
-batchSender.init();
-batchSender.emitter.on('send-done', (data) => {
+batchSend.init();
+batchSend.emitter.on('send-done', (data) => {
   const matchText = '在一无所知中，梦里的一天结束了一个新的轮回，便会开始。';
   const textList = data as { file: string; text: string }[];
   for (const item of textList) {