diff --git a/service/src/main/java/com/electromagnetic/industry/software/data/manage/service/facade/EDDataFacadeImpl.java b/service/src/main/java/com/electromagnetic/industry/software/data/manage/service/facade/EDDataFacadeImpl.java
index d692298..b86759b 100644
--- a/service/src/main/java/com/electromagnetic/industry/software/data/manage/service/facade/EDDataFacadeImpl.java
+++ b/service/src/main/java/com/electromagnetic/industry/software/data/manage/service/facade/EDDataFacadeImpl.java
@@ -1,5 +1,6 @@
 package com.electromagnetic.industry.software.data.manage.service.facade;
 
+import cn.hutool.core.codec.Base64;
 import cn.hutool.core.io.FileUtil;
 import cn.hutool.core.io.IoUtil;
 import cn.hutool.core.lang.Assert;
@@ -186,28 +187,20 @@ public class EDDataFacadeImpl implements EDDataFacade {
         String filePath = storageFilePath + "/" + filePathOfFolder + "/" + edDataInfo.getDataName();
 
         Assert.isTrue(FileUtil.exist(filePath), "下载文件不存在。");
-        File file = new File(filePath);
-        FileSystemResource fileSystemResource = new FileSystemResource(file);
+        FileSystemResource fileSystemResource = new FileSystemResource(filePath);
         HttpHeaders headers = new HttpHeaders();
         headers.add("Cache-Control", "no-cache, no-store, must-revalidate");
-        String fileName = fileSystemResource.getFilename();
-        byte[] fileNameBytes = fileName.getBytes(StandardCharsets.UTF_8);
-        fileName = new String(fileNameBytes, 0, fileNameBytes.length, StandardCharsets.ISO_8859_1);
-        String attachment = StrFormatter.format("attachment;filename={}", fileName);
-        //headers.add("Content-Disposition", attachment);
-//        headers.set("attachment", fileName);
         headers.add("Pragma", "no-cache");
         headers.add("Expires", "0");
-        response.setHeader("content-disposition","attachment;filename=" + URLEncoder.encode(fileName,"UTF-8"));
-//        response.setHeader("Content-Disposition", "attachment; filename=\"" + new String(fileSystemResource.getFilename().getBytes("UTF-8"), "ISO8859-1"));
+        String fileName = Base64.encode(fileSystemResource.getFilename());
+        response.setHeader("content-disposition","attachment;filename=" + fileName);
         // 构建响应实体(可以返回<byte[]或Resource，返回类型取决body入参类型)
         return ResponseEntity
                 .ok()
                 .headers(headers)
                 .contentLength(fileSystemResource.contentLength())
-                .contentType(MediaType.parseMediaType("application/octet-stream"))
+                .contentType(MediaType.parseMediaType("application/octet-stream;charset=UTF-8"))
                 .body(new InputStreamResource(fileSystemResource.getInputStream()));
-
     }
 
     /**