diff --git a/config/dev.yaml b/config/dev.yaml
index 80e0292e..13efc0fc 100644
--- a/config/dev.yaml
+++ b/config/dev.yaml
@@ -73,4 +73,4 @@ oss:
 # jwt 配置
 jwt:
   secretkey: 'zA_Think+KNOWLEDGE+WIKI+DOCUMENTS@2022'
-  expiresIn: '6h'
+  expiresIn: '6h'
\ No newline at end of file
diff --git a/packages/client/next.config.js b/packages/client/next.config.js
index 5c4bedcf..e93f21a5 100644
--- a/packages/client/next.config.js
+++ b/packages/client/next.config.js
@@ -23,7 +23,7 @@ const nextConfig = semi({
   env: {
     SERVER_API_URL: config.client.apiUrl,
     COLLABORATION_API_URL: config.client.collaborationUrl,
-    ENABLE_ALIYUN_OSS: !!config.oss.aliyun.accessKeyId,
+    ENABLE_OSS_S3: config.oss.s3.enable,
     DNS_PREFETCH: (config.client.dnsPrefetch || '').split(' '),
     SEO_APPNAME: config.client.seoAppName,
     SEO_DESCRIPTION: config.client.seoDescription,
diff --git a/packages/client/src/components/resizeable/resizeable.tsx b/packages/client/src/components/resizeable/resizeable.tsx
index 71db4fe4..e8e82c2b 100644
--- a/packages/client/src/components/resizeable/resizeable.tsx
+++ b/packages/client/src/components/resizeable/resizeable.tsx
@@ -9,8 +9,8 @@ import styles from './style.module.scss';
 type ISize = { width: number; height: number };
 
 interface IProps {
-  width: number;
-  height: number;
+  width: number | string;
+  height: number | string;
   maxWidth?: number;
   isEditable?: boolean;
   onChange?: (arg: ISize) => void;
diff --git a/packages/client/src/services/file.ts b/packages/client/src/services/file.ts
index 457b1529..af778030 100644
--- a/packages/client/src/services/file.ts
+++ b/packages/client/src/services/file.ts
@@ -1,6 +1,11 @@
+import { Toast } from '@douyinfe/semi-ui';
+
 import { FILE_CHUNK_SIZE, FileApiDefinition } from '@think/domains';
 
+import axios from 'axios';
+import { url } from 'inspector';
 import { string } from 'lib0';
+import { timeout } from 'lib0/eventloop';
 import SparkMD5 from 'spark-md5';
 
 import { HttpClient } from './http-client';
@@ -35,7 +40,6 @@ const uploadFileToServer = (arg: {
 }) => {
   const { filename, file, md5, isChunk, chunkIndex, onUploadProgress } = arg;
   const api = isChunk ? 'uploadChunk' : 'upload';
-
   const formData = new FormData();
   formData.append('file', file);
 
@@ -51,6 +55,7 @@ const uploadFileToServer = (arg: {
       md5,
       chunkIndex,
     },
+    timeout: 30 * 1000,
     onUploadProgress: (progress) => {
       const percent = progress.loaded / progress.total;
       onUploadProgress && onUploadProgress(percent);
@@ -67,68 +72,152 @@ export const uploadFile = async (
     return onUploadProgress && onUploadProgress(Math.ceil(percent * 100));
   };
 
-  const filename = file.name;
+  // 开启s3 文件上传支持
+  if (!process.env.ENABLE_OSS_S3) {
+    const filename = file.name;
+    console.debug('当前没有开启oss 对象存储,使用本地上传方案');
+    if (file.size > FILE_CHUNK_SIZE) {
+      onTooLarge && onTooLarge();
+    }
 
-  if (file.size > FILE_CHUNK_SIZE * 5) {
-    onTooLarge && onTooLarge();
-  }
+    if (file.size <= FILE_CHUNK_SIZE) {
+      const spark = new SparkMD5();
+      spark.append(file);
+      spark.append(file.lastModified);
+      spark.append(file.type);
+      const md5 = spark.end();
+      const url = await uploadFileToServer({ filename, file, md5, onUploadProgress: wraponUploadProgress });
+      return url;
+    } else {
+      const { chunks, md5 } = await splitBigFile(file);
+      const unitPercent = 1 / chunks.length;
+      const progressMap = {};
 
-  if (file.size <= FILE_CHUNK_SIZE) {
-    const spark = new SparkMD5();
-    spark.append(file);
-    spark.append(file.lastModified);
-    spark.append(file.type);
-    const md5 = spark.end();
-    const url = await uploadFileToServer({ filename, file, md5, onUploadProgress: wraponUploadProgress });
-    return url;
-  } else {
-    const { chunks, md5 } = await splitBigFile(file);
-    const unitPercent = 1 / chunks.length;
-    const progressMap = {};
-
-    let url = await HttpClient.request<string | undefined>({
-      method: FileApiDefinition.initChunk.method,
-      url: FileApiDefinition.initChunk.client(),
-      params: {
-        filename,
-        md5,
-      },
-    });
-
-    if (!url) {
-      await Promise.all(
-        chunks.map((chunk, index) => {
-          return uploadFileToServer({
-            filename,
-            file: chunk,
-            chunkIndex: index + 1,
-            md5,
-            isChunk: true,
-            onUploadProgress: (progress) => {
-              progressMap[index] = progress * unitPercent;
-              wraponUploadProgress(
-                Math.min(
-                  Object.keys(progressMap).reduce((a, c) => {
-                    return (a += progressMap[c]);
-                  }, 0),
-                  // 剩下的 5% 交给 merge
-                  0.95
-                )
-              );
-            },
-          });
-        })
-      );
-      url = await HttpClient.request({
-        method: FileApiDefinition.mergeChunk.method,
-        url: FileApiDefinition.mergeChunk.client(),
+      let url = await HttpClient.request<string | undefined>({
+        method: FileApiDefinition.initChunk.method,
+        url: FileApiDefinition.initChunk.client(),
         params: {
           filename,
           md5,
         },
       });
+
+      if (!url) {
+        await Promise.all(
+          chunks.map((chunk, index) => {
+            return uploadFileToServer({
+              filename,
+              file: chunk,
+              chunkIndex: index + 1,
+              md5,
+              isChunk: true,
+              onUploadProgress: (progress) => {
+                progressMap[index] = progress * unitPercent;
+                wraponUploadProgress(
+                  Math.min(
+                    Object.keys(progressMap).reduce((a, c) => {
+                      return (a += progressMap[c]);
+                    }, 0),
+                    // 剩下的 5% 交给 merge
+                    0.95
+                  )
+                );
+              },
+            });
+          })
+        );
+        url = await HttpClient.request({
+          method: FileApiDefinition.mergeChunk.method,
+          url: FileApiDefinition.mergeChunk.client(),
+          params: {
+            filename,
+            md5,
+          },
+        });
+      }
+      wraponUploadProgress(1);
+      return url;
+    }
+  }
+  // S3 后端签名 前端文件直传 方案
+  else {
+    // 前端计算文件的md5
+    console.log('计算待上传的文件{' + file.name + '}的md5...');
+    const { chunks, md5 } = await splitBigFile(file);
+    console.log('文件{' + file.name + '}的md5:' + md5);
+    const filename = file.name;
+
+    // 请求后端检查指定的文件是不是已经存在
+    const res = await HttpClient.request({
+      method: FileApiDefinition.ossSign.method,
+      url: FileApiDefinition.ossSign.client(),
+      data: { filename, md5, fileSize: file.size },
+    });
+    // 如果后端反应文件已经存在
+    if (res['isExist']) {
+      Toast.info('文件秒传成功!');
+      return res['objectUrl'];
+    } else {
+      //console.log('文件不存在,需要上传文件');
+      // 后端认为文件小,前端直接put 上传
+      if (!res['MultipartUpload']) {
+        console.log('前端直接PUT上传文件');
+        const signUrl = res['signUrl'];
+        await axios.put(signUrl, file, {
+          timeout: 120 * 1000,
+          onUploadProgress: (process) => {
+            const uploadLoaded = process.loaded;
+            const uploadTotal = file.size;
+            const uploadPercent = uploadLoaded / uploadTotal;
+            wraponUploadProgress(uploadPercent);
+          },
+        });
+        const upres = await HttpClient.request({
+          method: FileApiDefinition.ossSign.method,
+          url: FileApiDefinition.ossSign.client(),
+          data: { filename, md5, fileSize: file.size },
+        });
+        return upres['objectUrl'];
+      }
+      // 前端进入分片上传流程
+      else {
+        const upload_id = res['uploadId'];
+        // console.log('分片文件上传,upload_id:' + upload_id);
+        const MultipartUpload = [];
+        for (let index = 0; index < chunks.length; index++) {
+          const chunk = chunks[index];
+          const res = await HttpClient.request({
+            method: FileApiDefinition.ossChunk.method,
+            url: FileApiDefinition.ossChunk.client(),
+            data: { filename, md5, uploadId: upload_id, chunkIndex: index + 1 },
+          });
+          // 上传文件分块到s3
+          // 直接用原生请求不走拦截器
+          const upload_res = await axios.put(res['signUrl'], chunk, {
+            timeout: 120 * 1000,
+            onUploadProgress: (process) => {
+              const uploadLoaded = process.loaded + FILE_CHUNK_SIZE * index;
+              const uploadTotal = file.size;
+              const uploadPercent = uploadLoaded / uploadTotal;
+              //console.log(uploadLoaded, uploadTotal, uploadPercent);
+              wraponUploadProgress(uploadPercent);
+            },
+          });
+          const upload_etag = upload_res.headers['etag'];
+          const response_part = { PartNumber: index + 1, ETag: upload_etag };
+          MultipartUpload.push(response_part);
+          //console.log('文件分片｛' + (index + 1) + '上传成功，etag:' + upload_etag);
+        }
+        // 文件已经全部上传OK
+        // 请求后端合并文件
+        const payload = { filename, md5, uploadId: upload_id, MultipartUpload };
+        const upres = await HttpClient.request({
+          method: FileApiDefinition.ossMerge.method,
+          url: FileApiDefinition.ossMerge.client(),
+          data: payload,
+        });
+        return '' + upres;
+      }
     }
-    wraponUploadProgress(1);
-    return url;
   }
 };
diff --git a/packages/client/src/services/http-client.ts b/packages/client/src/services/http-client.ts
index 4516fecc..d35c39b5 100644
--- a/packages/client/src/services/http-client.ts
+++ b/packages/client/src/services/http-client.ts
@@ -39,6 +39,7 @@ HttpClient.interceptors.response.use(
       isBrowser && Toast.error(data.data.message);
       return null;
     }
+    // 如果是 204 请求 那么直接返回 data.headers
 
     const res = data.data;
 
diff --git a/packages/client/src/tiptap/core/wrappers/image/index.tsx b/packages/client/src/tiptap/core/wrappers/image/index.tsx
index e64e4c3e..98cc90b0 100644
--- a/packages/client/src/tiptap/core/wrappers/image/index.tsx
+++ b/packages/client/src/tiptap/core/wrappers/image/index.tsx
@@ -88,9 +88,8 @@ export const ImageWrapper = ({ editor, node, updateAttributes }) => {
     <NodeViewWrapper style={{ textAlign, fontSize: 0, maxWidth: '100%' }}>
       <Resizeable
         className={'render-wrapper'}
-        width={width || maxWidth}
-        height={height}
-        maxWidth={maxWidth}
+        width="100%"
+        height="100%"
         isEditable={isEditable}
         onChangeEnd={onResize}
       >
@@ -106,11 +105,9 @@ export const ImageWrapper = ({ editor, node, updateAttributes }) => {
             </Spin>
           </div>
         ) : (
-          <div className={styles.wrap}>
+          <div className={styles.wrap} title="parent_image_div">
             <div
               style={{
-                height: '100%',
-                maxHeight: '100%',
                 padding: 24,
                 overflow: 'hidden',
                 display: 'flex',
@@ -120,7 +117,7 @@ export const ImageWrapper = ({ editor, node, updateAttributes }) => {
                 transition: `all ease-in-out .3s`,
               }}
             >
-              <LazyLoadImage src={src} alt={alt} width={'100%'} height={'100%'} />
+              <LazyLoadImage src={src} alt={alt} width={'100%'} />
             </div>
 
             <div className={styles.handlerWrap}>
diff --git a/packages/client/src/tiptap/prose-utils/download.ts b/packages/client/src/tiptap/prose-utils/download.ts
index 75a3c491..72655100 100644
--- a/packages/client/src/tiptap/prose-utils/download.ts
+++ b/packages/client/src/tiptap/prose-utils/download.ts
@@ -1,5 +1,6 @@
 import FileSaver from 'file-saver';
 
 export function download(url, name) {
-  FileSaver.saveAs(url, name);
+  if (url.startsWith('http://') || url.startsWith('https://')) window.open(url, '文件下载...');
+  else FileSaver.saveAs(url, name);
 }
diff --git a/packages/domains/lib/api/file.d.ts b/packages/domains/lib/api/file.d.ts
index 72e14e3e..67d805d7 100644
--- a/packages/domains/lib/api/file.d.ts
+++ b/packages/domains/lib/api/file.d.ts
@@ -1,3 +1,4 @@
+
 export declare const FileApiDefinition: {
     /**
      * 上传文件
@@ -31,5 +32,33 @@ export declare const FileApiDefinition: {
         server: "merge/chunk";
         client: () => string;
     };
+
+    /**
+     * 后端签名生成需要上传的文件
+     */
+    ossSign:{
+        method: "post";
+        server: "upload/ossSign";
+        client: () => string;
+    };
+
+    /**
+     * 后端签名上传分片
+     */
+    ossChunk:{
+        method: "post";
+        server: "upload/ossChunk";
+        client: () => string;
+    };
+
+    /**
+     * 后端签名上传结束
+     */
+    ossMerge:{
+        method: "post";
+        server: "upload/ossMerge";
+        client: () => string;
+    };
+    
 };
 export declare const FILE_CHUNK_SIZE: number;
diff --git a/packages/domains/lib/api/file.js b/packages/domains/lib/api/file.js
index 0ae6eba3..a9b7d062 100644
--- a/packages/domains/lib/api/file.js
+++ b/packages/domains/lib/api/file.js
@@ -33,7 +33,22 @@ exports.FileApiDefinition = {
         method: 'post',
         server: 'merge/chunk',
         client: function () { return '/file/merge/chunk'; }
-    }
+    },
+    ossSign:{
+        method: "post",
+        server: "upload/ossSign",
+        client: function () { return '/file/upload/ossSign'; }
+    },
+    ossChunk:{
+        method: "post",
+        server: "upload/ossChunk",
+        client: function () { return '/file/upload/ossChunk'; }
+    },
+    ossMerge:{
+        method: "post",
+        server: "upload/ossMerge",
+        client: function () { return '/file/upload/ossMerge'; }
+    },
 };
 // 设置文件分片的大小 改成 8 M 
 // MINIO 等oss 有最小分片的限制
diff --git a/packages/server/src/controllers/file.controller.ts b/packages/server/src/controllers/file.controller.ts
index c9067acb..3ae44e8b 100644
--- a/packages/server/src/controllers/file.controller.ts
+++ b/packages/server/src/controllers/file.controller.ts
@@ -1,10 +1,10 @@
-import { Controller, Post, Query, UploadedFile, UseGuards, UseInterceptors } from '@nestjs/common';
+import { Body, Controller, Post, Query, UploadedFile, UseGuards, UseInterceptors } from '@nestjs/common';
 import { FileInterceptor } from '@nestjs/platform-express';
 
 import { FILE_CHUNK_SIZE, FileApiDefinition } from '@think/domains';
 
 import { JwtGuard } from '@guard/jwt.guard';
-import { FileQuery } from '@helpers/file.helper/oss.client';
+import { FileMerge, FileQuery } from '@helpers/file.helper/oss.client';
 import { FileService } from '@services/file.service';
 
 @Controller('file')
@@ -64,4 +64,31 @@ export class FileController {
   mergeChunk(@Query() query: FileQuery) {
     return this.fileService.mergeChunk(query);
   }
+
+  /**
+   * 请求后端签名前端直传
+   */
+  @Post(FileApiDefinition.ossSign.server)
+  @UseGuards(JwtGuard)
+  ossSign(@Body() data: FileQuery) {
+    return this.fileService.ossSign(data);
+  }
+
+  /**
+   * 请求后端对分片上传的文件进行签名
+   */
+  @Post(FileApiDefinition.ossChunk.server)
+  @UseGuards(JwtGuard)
+  ossChunk(@Body() data: FileQuery) {
+    return this.fileService.ossChunk(data);
+  }
+
+  /**
+   * 请求后端合并分片上传的文件
+   */
+  @Post(FileApiDefinition.ossMerge.server)
+  @UseGuards(JwtGuard)
+  ossMerge(@Body() data: FileMerge) {
+    return this.fileService.ossMerge(data);
+  }
 }
diff --git a/packages/server/src/helpers/file.helper/oss.client.ts b/packages/server/src/helpers/file.helper/oss.client.ts
index 5dba108c..dc0c2d15 100644
--- a/packages/server/src/helpers/file.helper/oss.client.ts
+++ b/packages/server/src/helpers/file.helper/oss.client.ts
@@ -1,11 +1,42 @@
 import { ConfigService } from '@nestjs/config';
 
+import exp from 'constants';
 import Redis from 'ioredis';
 
 export type FileQuery = {
   filename: string;
   md5: string;
   chunkIndex?: number;
+  fileSize?: number;
+  uploadId?: string;
+};
+
+export type FileMerge = {
+  filename: string;
+  md5: string;
+  uploadId: string;
+  MultipartUpload: any;
+};
+
+export type chunkUpload = {
+  uploadId: string;
+  chunkIndex: number;
+  etag: string;
+};
+
+export type ossSignReponse = {
+  MultipartUpload: boolean;
+  isExist: boolean;
+  uploadId: string | null;
+  objectKey: string;
+  objectUrl: string | null;
+  signUrl: string | null;
+};
+
+export type ossChunkResponse = {
+  signUrl: string;
+  uploadId: string;
+  chunkIndex: number;
 };
 
 export abstract class OssClient {
@@ -14,6 +45,9 @@ export abstract class OssClient {
   abstract initChunk(query: FileQuery): Promise<void | string>;
   abstract uploadChunk(file: Express.Multer.File, query: FileQuery): Promise<void>;
   abstract mergeChunk(query: FileQuery): Promise<string>;
+  abstract ossSign(query: FileQuery): Promise<ossSignReponse>;
+  abstract ossChunk(query: FileQuery): Promise<ossChunkResponse>;
+  abstract ossMerge(query: FileMerge): Promise<string>;
 }
 
 export class BaseOssClient implements OssClient {
@@ -43,6 +77,21 @@ export class BaseOssClient implements OssClient {
     throw new Error('Method not implemented.');
   }
 
+  // eslint-disable-next-line @typescript-eslint/no-unused-vars
+  ossSign(query: FileQuery): Promise<ossSignReponse> {
+    throw new Error('Method not implemented.');
+  }
+
+  // eslint-disable-next-line @typescript-eslint/no-unused-vars
+  ossMerge(query: FileMerge): Promise<string> {
+    throw new Error('Method not implemented.');
+  }
+
+  // eslint-disable-next-line @typescript-eslint/no-unused-vars
+  ossChunk(query: FileQuery): Promise<ossChunkResponse> {
+    throw new Error('Method not implemented.');
+  }
+
   // eslint-disable-next-line @typescript-eslint/no-unused-vars
   setRedis(redis: Redis): Promise<void> {
     throw new Error('Method not implemented.');
diff --git a/packages/server/src/helpers/file.helper/s3.client.ts b/packages/server/src/helpers/file.helper/s3.client.ts
index 1d34577b..def5688b 100644
--- a/packages/server/src/helpers/file.helper/s3.client.ts
+++ b/packages/server/src/helpers/file.helper/s3.client.ts
@@ -1,3 +1,5 @@
+import { FILE_CHUNK_SIZE } from '@think/domains';
+
 import {
   CompleteMultipartUploadCommand,
   CreateMultipartUploadCommand,
@@ -10,7 +12,7 @@ import {
 import { getSignedUrl } from '@aws-sdk/s3-request-presigner';
 import Redis from 'ioredis';
 
-import { BaseOssClient, FileQuery } from './oss.client';
+import { BaseOssClient, FileMerge, FileQuery, ossChunkResponse, ossSignReponse } from './oss.client';
 
 export class S3OssClient extends BaseOssClient {
   private client: S3Client | null;
@@ -103,7 +105,6 @@ export class S3OssClient extends BaseOssClient {
     this.ensureS3OssClient();
     const command = new GetObjectCommand({ Bucket: bucket, Key: key });
     const signUrl = await getSignedUrl(this.client, command);
-    console.log('signUrl:' + signUrl);
     return signUrl.split('?')[0];
   }
 
@@ -221,7 +222,6 @@ export class S3OssClient extends BaseOssClient {
       const obj = JSON.parse(await this.redis.get('think:oss:chunk:' + md5 + ':' + i));
       MultipartUpload.Parts.push(obj);
     }
-    console.log(MultipartUpload, upload_id);
     const command = new CompleteMultipartUploadCommand({
       Bucket: this.bucket,
       Key: inOssFileName,
@@ -234,4 +234,73 @@ export class S3OssClient extends BaseOssClient {
     await this.redis.del('think:oss:chunk:' + md5 + '*');
     return await this.getObjectUrl(this.bucket, inOssFileName);
   }
+
+  async ossSign(query: FileQuery): Promise<ossSignReponse> {
+    const { filename, md5, fileSize } = query;
+    const inOssFileName = await this.getInOssFileName(md5, filename);
+    this.ensureS3OssClient();
+    const objectUrl = await this.checkIfAlreadyInOss(md5, filename);
+    if (objectUrl) {
+      return {
+        signUrl: null,
+        MultipartUpload: false,
+        uploadId: null,
+        objectKey: inOssFileName,
+        isExist: true,
+        objectUrl: objectUrl,
+      };
+    }
+    if (fileSize <= FILE_CHUNK_SIZE) {
+      const command = new PutObjectCommand({ Bucket: this.bucket, Key: inOssFileName });
+      const signUrl = await getSignedUrl(this.client, command);
+      return {
+        signUrl: signUrl,
+        MultipartUpload: false,
+        uploadId: null,
+        objectKey: inOssFileName,
+        isExist: false,
+        objectUrl: null,
+      };
+    } else {
+      const command = new CreateMultipartUploadCommand({ Bucket: this.bucket, Key: inOssFileName });
+      const response = await this.client.send(command);
+      const upload_id = response['UploadId'];
+      return {
+        signUrl: null,
+        MultipartUpload: true,
+        uploadId: upload_id,
+        objectKey: inOssFileName,
+        isExist: false,
+        objectUrl: null,
+      };
+    }
+  }
+
+  async ossChunk(query: FileQuery): Promise<ossChunkResponse> {
+    this.ensureS3OssClient();
+    const { filename, md5 } = query;
+    const inOssFileName = await this.getInOssFileName(md5, filename);
+    const command = new UploadPartCommand({
+      UploadId: query.uploadId,
+      Bucket: this.bucket,
+      Key: inOssFileName,
+      PartNumber: query.chunkIndex,
+    });
+    const signUrl = await getSignedUrl(this.client, command);
+    return { signUrl: signUrl, uploadId: query.uploadId, chunkIndex: query.chunkIndex };
+  }
+
+  async ossMerge(query: FileMerge): Promise<string> {
+    this.ensureS3OssClient();
+    const { filename, md5 } = query;
+    const inOssFileName = await this.getInOssFileName(md5, filename);
+    const command = new CompleteMultipartUploadCommand({
+      Bucket: this.bucket,
+      Key: inOssFileName,
+      UploadId: query.uploadId,
+      MultipartUpload: { Parts: query.MultipartUpload },
+    });
+    await this.client.send(command);
+    return await this.getObjectUrl(this.bucket, inOssFileName);
+  }
 }
diff --git a/packages/server/src/services/file.service.ts b/packages/server/src/services/file.service.ts
index 4bf1fe98..ed3ce648 100644
--- a/packages/server/src/services/file.service.ts
+++ b/packages/server/src/services/file.service.ts
@@ -5,7 +5,7 @@
  * @Blog: https://blog.szhcloud.cn
  * @github: https://github.com/sang8052
  * @LastEditors: SudemQaQ
- * @LastEditTime: 2024-09-09 12:54:49
+ * @LastEditTime: 2024-09-10 07:46:50
  * @Description:
  */
 import { Injectable } from '@nestjs/common';
@@ -18,6 +18,7 @@ import Redis from 'ioredis';
 
 @Injectable()
 export class FileService {
+  [x: string]: any;
   private ossClient: OssClient;
   private redis: Redis;
 
@@ -51,4 +52,16 @@ export class FileService {
   async mergeChunk(query) {
     return this.ossClient.mergeChunk(query);
   }
+
+  async ossSign(query) {
+    return this.ossClient.ossSign(query);
+  }
+
+  async ossChunk(query) {
+    return this.ossClient.ossChunk(query);
+  }
+
+  async ossMerge(query) {
+    return this.ossClient.ossMerge(query);
+  }
 }