diff --git a/pom.xml b/pom.xml
index 2bfc35d..e958cb9 100644
--- a/pom.xml
+++ b/pom.xml
@@ -187,11 +187,11 @@
             <artifactId>lombok</artifactId>
             <version>1.18.16</version>
         </dependency>
-<!--        <dependency>-->
-<!--            <groupId>dm</groupId>-->
-<!--            <artifactId>dm.jdbc.driver</artifactId>-->
-<!--            <version>1.6</version>-->
-<!--        </dependency>-->
+        <!--        <dependency>-->
+        <!--            <groupId>dm</groupId>-->
+        <!--            <artifactId>dm.jdbc.driver</artifactId>-->
+        <!--            <version>1.6</version>-->
+        <!--        </dependency>-->
 
         <!-- CXF webservice -->
         <dependency>
@@ -240,7 +240,7 @@
         <dependency>
             <groupId>org.apache.pdfbox</groupId>
             <artifactId>pdfbox</artifactId>
-            <version>2.0.3</version>
+            <version>2.0.27</version>
         </dependency>
 
         <dependency>
@@ -275,13 +275,13 @@
             <systemPath>${basedir}/src/main/lib/twain4java-0.3.3-all.jar</systemPath>
         </dependency>
 
-<!--        <dependency>-->
-<!--            <groupId>rt</groupId>-->
-<!--            <artifactId>rt</artifactId>-->
-<!--            <version>0.0.1</version>-->
-<!--            <scope>system</scope>-->
-<!--            <systemPath>${basedir}/src/main/lib/rt-0.0.1.jar</systemPath>-->
-<!--        </dependency>-->
+        <!--        <dependency>-->
+        <!--            <groupId>rt</groupId>-->
+        <!--            <artifactId>rt</artifactId>-->
+        <!--            <version>0.0.1</version>-->
+        <!--            <scope>system</scope>-->
+        <!--            <systemPath>${basedir}/src/main/lib/rt-0.0.1.jar</systemPath>-->
+        <!--        </dependency>-->
 
         <dependency>
             <groupId>jce</groupId>
@@ -345,7 +345,6 @@
         </dependency>
 
 
-
         <dependency>
             <groupId>com.aspose</groupId>
             <artifactId>aspose-words</artifactId>
@@ -363,11 +362,11 @@
         </dependency>
 
         <!-- excel转pdf -->
-<!--        <dependency>-->
-<!--            <groupId>com.aspose</groupId>-->
-<!--            <artifactId>aspose-cells</artifactId>-->
-<!--            <version>24.7</version>-->
-<!--        </dependency>-->
+        <!--        <dependency>-->
+        <!--            <groupId>com.aspose</groupId>-->
+        <!--            <artifactId>aspose-cells</artifactId>-->
+        <!--            <version>24.7</version>-->
+        <!--        </dependency>-->
 
         <!-- 图片转pdf 判断方向 -->
         <dependency>
@@ -397,14 +396,13 @@
         </dependency>
 
 
-
         <!--        &lt;!&ndash; 单点登录&ndash;&gt;-->
-<!--        <dependency>-->
-<!--            <groupId>org.keycloak</groupId>-->
-<!--            <artifactId>keycloak-spring-boot-starter</artifactId>-->
-<!--            <version>10.0.2</version>-->
-<!--            <scope>provided</scope>-->
-<!--        </dependency>-->
+        <!--        <dependency>-->
+        <!--            <groupId>org.keycloak</groupId>-->
+        <!--            <artifactId>keycloak-spring-boot-starter</artifactId>-->
+        <!--            <version>10.0.2</version>-->
+        <!--            <scope>provided</scope>-->
+        <!--        </dependency>-->
 
         <dependency>
             <groupId>org.springframework</groupId>
@@ -412,12 +410,12 @@
             <version>4.3.6.RELEASE</version>
 
         </dependency>
-<!-- sqlServer 驱动 -->
-<!--        <dependency>-->
-<!--            <groupId>com.microsoft.sqlserver</groupId>-->
-<!--            <artifactId>sqljdbc4</artifactId>-->
-<!--            <version>4.0</version>-->
-<!--        </dependency>-->
+        <!-- sqlServer 驱动 -->
+        <!--        <dependency>-->
+        <!--            <groupId>com.microsoft.sqlserver</groupId>-->
+        <!--            <artifactId>sqljdbc4</artifactId>-->
+        <!--            <version>4.0</version>-->
+        <!--        </dependency>-->
 
         <!--aop-->
         <dependency>
@@ -432,13 +430,13 @@
 
 
         <!-- 人大金仓 JDBC 驱动 -->
-<!--        <dependency>-->
-<!--            <groupId>com.kingbase8</groupId>-->
-<!--            <artifactId>kingbase8</artifactId>-->
-<!--            <version>8.6.0</version>-->
-<!--            <scope>system</scope>-->
-<!--            <systemPath>${basedir}/src/main/lib/kingbase8-8.6.0.jar</systemPath>-->
-<!--        </dependency>-->
+        <!--        <dependency>-->
+        <!--            <groupId>com.kingbase8</groupId>-->
+        <!--            <artifactId>kingbase8</artifactId>-->
+        <!--            <version>8.6.0</version>-->
+        <!--            <scope>system</scope>-->
+        <!--            <systemPath>${basedir}/src/main/lib/kingbase8-8.6.0.jar</systemPath>-->
+        <!--        </dependency>-->
 
         <dependency>
             <groupId>com.highgo</groupId>
@@ -505,11 +503,11 @@
             <version>2.16.0</version>
         </dependency>
 
-<!--        <dependency>-->
-<!--            <groupId>org.apache.logging.log4j</groupId>-->
-<!--            <artifactId>log4j-slf4j-impl</artifactId>-->
-<!--            <version>2.16.0</version>-->
-<!--        </dependency>-->
+        <!--        <dependency>-->
+        <!--            <groupId>org.apache.logging.log4j</groupId>-->
+        <!--            <artifactId>log4j-slf4j-impl</artifactId>-->
+        <!--            <version>2.16.0</version>-->
+        <!--        </dependency>-->
 
         <dependency>
             <groupId>org.apache.logging.log4j</groupId>
@@ -539,6 +537,13 @@
             <version>1.68</version>
         </dependency>
 
+
+        <dependency>
+            <groupId>org.ofdrw</groupId>
+            <artifactId>ofdrw-full</artifactId>
+            <version>2.3.7</version>
+        </dependency>
+
     </dependencies>
 
     <build>
@@ -572,23 +577,23 @@
                     <verbose>true</verbose>
                     <overwrite>true</overwrite>
                 </configuration>
-               <!--  <executions>
-                    <execution>
-                        <id>Generate MyBatis Artifacts</id>
-                        <goals>
-                            <goal>generate</goal>
-                        </goals>
-                    </execution>
-                </executions>
-                <dependencies>
-                    <dependency>
-                        <groupId>org.mybatis.generator</groupId>
-                        <artifactId>mybatis-generator-core</artifactId>
-                        <version>1.3.2</version>
-                    </dependency>
-                </dependencies> -->
+                <!--  <executions>
+                     <execution>
+                         <id>Generate MyBatis Artifacts</id>
+                         <goals>
+                             <goal>generate</goal>
+                         </goals>
+                     </execution>
+                 </executions>
+                 <dependencies>
+                     <dependency>
+                         <groupId>org.mybatis.generator</groupId>
+                         <artifactId>mybatis-generator-core</artifactId>
+                         <version>1.3.2</version>
+                     </dependency>
+                 </dependencies> -->
             </plugin>
-            
+
         </plugins>
         <resources>
             <!-- 打包webapp下的资源到META-INF/resources目录下
diff --git a/src/main/java/com/point/strategy/common/DownloadZip.java b/src/main/java/com/point/strategy/common/DownloadZip.java
index f061118..eed985d 100644
--- a/src/main/java/com/point/strategy/common/DownloadZip.java
+++ b/src/main/java/com/point/strategy/common/DownloadZip.java
@@ -10,6 +10,7 @@ import java.io.*;
 import java.util.ArrayList;
 import java.util.Date;
 import java.util.List;
+import java.util.Map;
 import java.util.UUID;
 import java.util.zip.ZipEntry;
 import java.util.zip.ZipOutputStream;
@@ -103,6 +104,47 @@ public class DownloadZip {
         return null;
     }
 
+    /**
+     * 普通java文件下载方法，适用于所有框架
+     * @param request
+     * @param response
+     * @param filesMap 需要打包下载的文件路径和文件名集合 key:绝对路径 value:压缩包内文件名
+     * @param zipBasePath 下载文件压缩包之前，必须创建一个空的文件压缩包(下载完成之后删除压缩文件包)，zipBasePath 是此文件压缩包所在的文件目录
+     * @param zipName 下载压缩包的名称
+     * @return
+     * @throws IOException
+     */
+    public  static String downloadFilesZip(HttpServletRequest request, HttpServletResponse response, Map<String, String> filesMap, String zipBasePath, String zipName) throws Exception {
+        //将附件中多个文件进行压缩，批量打包下载文件
+        String zipFilePath = zipBasePath+ File.separator+zipName;
+        //IO流实现下载的功能
+        response.setContentType("text/html; charset=UTF-8"); //设置编码字符
+        response.setContentType("application/octet-stream"); //设置内容类型为下载类型
+        response.setHeader("Content-disposition", "attachment;filename="+new String(zipName.getBytes(),"iso-8859-1"));//设置下载的文件名称
+        OutputStream out = response.getOutputStream();   //创建页面返回方式为输出流，会自动弹出下载框
+        //压缩文件
+        File zip = new File(zipFilePath);
+        if (!zip.exists()){
+            zip.createNewFile();
+        }
+        //创建zip文件输出流
+        ZipOutputStream zos = new ZipOutputStream(new FileOutputStream(zip));
+        zipFile(zipBasePath,zipName, zipFilePath,filesMap,zos);
+        zos.close();
+        response.setHeader("Content-disposition", "attachment;filename="+new String(zipName.getBytes(),"iso-8859-1"));//设置下载的压缩文件名称
+
+        //将打包后的文件写到客户端，输出的方法同上，使用缓冲流输出
+        BufferedInputStream bis = new BufferedInputStream(new FileInputStream(zipFilePath));
+        byte[] buff = new byte[bis.available()];
+
+        bis.read(buff);
+        bis.close();
+        out.write(buff);//输出数据文件
+        out.flush();//释放缓存
+        out.close();//关闭输出流
+        return null;
+    }
+
     /**
      * 压缩文件
      * @param zipBasePath 临时压缩文件基础路径
@@ -151,6 +193,47 @@ public class DownloadZip {
         return null;
     }
 
+    /**
+     * 压缩文件
+     * @param zipBasePath 临时压缩文件基础路径
+     * @param zipName 临时压缩文件名称
+     * @param zipFilePath 临时压缩文件完整路径
+     * @param filesMap 需要压缩的文件路径和文件名集合 key:绝对路径 value:压缩包内文件名
+     * @throws IOException
+     */
+    public static String zipFile(String zipBasePath, String zipName, String zipFilePath, Map<String, String> filesMap, ZipOutputStream zos) throws IOException {
+
+        //循环读取文件路径集合，获取每一个文件的路径
+        for(Map.Entry<String, String> entry : filesMap.entrySet()){
+            String filePath = entry.getKey();
+            String fileNameInZip = entry.getValue();
+            File inputFile = new File(filePath);  //根据文件路径创建文件
+            if(inputFile.exists()) { //判断文件是否存在
+                if (inputFile.isFile()) {  //判断是否属于文件，还是文件夹
+                    //创建输入流读取文件
+                    BufferedInputStream bis = new BufferedInputStream(new FileInputStream(inputFile));
+
+                    //将文件写入zip内，即将文件进行打包
+                    zos.putNextEntry(new ZipEntry(fileNameInZip));
+
+                    //写入文件的方法，同上
+                    int size = 0;
+                    byte[] buffer = new byte[1024*1024];  //设置读取数据缓存大小
+                    while ((size = bis.read(buffer)) > 0) {
+                        zos.write(buffer, 0, size);
+                    }
+                    //关闭输入输出流
+                    zos.closeEntry();
+                    bis.close();
+
+                } else {  //如果是文件夹，则使用穷举的方法获取文件，写入zip
+                    // not handling directories for now
+                }
+            }
+        }
+        return null;
+    }
+
     /**
      * 压缩文件
      * @param zipBasePath 临时压缩文件基础路径
diff --git a/src/main/java/com/point/strategy/common/FileUtil.java b/src/main/java/com/point/strategy/common/FileUtil.java
index 7b65888..c18278e 100644
--- a/src/main/java/com/point/strategy/common/FileUtil.java
+++ b/src/main/java/com/point/strategy/common/FileUtil.java
@@ -2,36 +2,48 @@ package com.point.strategy.common;
 
 import javax.servlet.http.HttpServletResponse;
 import java.io.*;
+import java.net.URLEncoder;
 import java.nio.channels.FileChannel;
 
 public class FileUtil {
 
     public static HttpServletResponse download(String path, HttpServletResponse response) {
+        InputStream fis = null;
+        OutputStream toClient = null;
         try {
             // path是指欲下载的文件的路径。
             File file = new File(path);
             // 取得文件名。
             String filename = file.getName();
-            // 取得文件的后缀名。
-            String ext = filename.substring(filename.lastIndexOf(".") + 1).toUpperCase();
 
             // 以流的形式下载文件。
-            InputStream fis = new BufferedInputStream(new FileInputStream(path));
-            byte[] buffer = new byte[fis.available()];
-            fis.read(buffer);
-            fis.close();
+            fis = new BufferedInputStream(new FileInputStream(path));
             // 清空response
             response.reset();
             // 设置response的Header
-            response.addHeader("Content-Disposition", "attachment;filename=" + new String(filename.getBytes()));
+            response.addHeader("Content-Disposition", "attachment;filename=" + URLEncoder.encode(filename, "UTF-8"));
             response.addHeader("Content-Length", "" + file.length());
-            OutputStream toClient = new BufferedOutputStream(response.getOutputStream());
+            toClient = new BufferedOutputStream(response.getOutputStream());
             response.setContentType("application/octet-stream");
-            toClient.write(buffer);
-            toClient.flush();
-            toClient.close();
+            byte[] buffer = new byte[1024];
+            int bytesRead;
+            while ((bytesRead = fis.read(buffer)) != -1) {
+                toClient.write(buffer, 0, bytesRead);
+            }
         } catch (IOException ex) {
             ex.printStackTrace();
+        } finally {
+            try {
+                if (fis != null) {
+                    fis.close();
+                }
+                if (toClient != null) {
+                    toClient.flush();
+                    toClient.close();
+                }
+            } catch (IOException e) {
+                e.printStackTrace();
+            }
         }
         return response;
     }
diff --git a/src/main/java/com/point/strategy/common/OfdToPdfUtil.java b/src/main/java/com/point/strategy/common/OfdToPdfUtil.java
new file mode 100644
index 0000000..2faaca1
--- /dev/null
+++ b/src/main/java/com/point/strategy/common/OfdToPdfUtil.java
@@ -0,0 +1,29 @@
+package com.point.strategy.common;
+
+import org.ofdrw.converter.export.PDFExporterPDFBox;
+import java.nio.file.Paths;
+
+/**
+ * OFD转PDF工具类
+ */
+public class OfdToPdfUtil {
+
+    /**
+     * ofd转pdf
+     * @param resourceFilePath OFD源文件地址
+     * @param targetFilePath 需要输出PDF的目标地址
+     */
+    public static void ofdToPdf(String resourceFilePath, String targetFilePath){
+        try {
+            // 按照OFD导出器的标准模式使用
+            PDFExporterPDFBox exporter = new PDFExporterPDFBox(
+                Paths.get(resourceFilePath), 
+                Paths.get(targetFilePath)
+            );
+            exporter.export();
+            exporter.close();
+        } catch (Exception e) {
+            throw new RuntimeException("OFD转PDF失败: " + e.getMessage(), e);
+        }
+    }
+}
diff --git a/src/main/java/com/point/strategy/service/FileManageService.java b/src/main/java/com/point/strategy/service/FileManageService.java
index 652b29f..89749bb 100644
--- a/src/main/java/com/point/strategy/service/FileManageService.java
+++ b/src/main/java/com/point/strategy/service/FileManageService.java
@@ -11,7 +11,6 @@ import com.point.strategy.bean.receive.编码;
 import com.point.strategy.classTree.bean.ClassTree;
 import com.point.strategy.classTree.mapper.ClassTreeMapper;
 import com.point.strategy.common.*;
-import com.point.strategy.dao.TentityStructDescriptionMapper;
 import com.point.strategy.dao.TtableDescriptionMapper;
 import com.point.strategy.dao.TtableStructDescriptionMapper;
 import com.point.strategy.docTraditionArrange.docVolume.mapper.DanganguanliMapper;
@@ -35,6 +34,7 @@ import org.apache.poi.hssf.usermodel.HSSFWorkbook;
 import org.dom4j.Document;
 import org.dom4j.Element;
 import org.dom4j.io.SAXReader;
+import org.ofdrw.tool.merge.OFDMerger;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 import org.springframework.beans.factory.annotation.Autowired;
@@ -44,14 +44,14 @@ import org.springframework.transaction.annotation.Transactional;
 import org.springframework.web.bind.annotation.RequestBody;
 import org.springframework.web.context.request.RequestContextHolder;
 import org.springframework.web.context.request.ServletRequestAttributes;
-import sun.management.resources.agent;
 
 import javax.servlet.http.HttpServletRequest;
 import javax.servlet.http.HttpServletResponse;
 import java.awt.*;
-import java.io.ByteArrayOutputStream;
-import java.io.File;
-import java.io.FileOutputStream;
+import java.io.*;
+import java.net.URLEncoder;
+import java.nio.file.Path;
+import java.nio.file.Paths;
 import java.text.SimpleDateFormat;
 import java.util.List;
 import java.util.*;
@@ -186,7 +186,7 @@ public class FileManageService {
         try {
             String zipBasePath = tempPath + "\\temp2\\bb\\";
             FileUtil.makedir(zipBasePath);
-            List<String> filePaths = new ArrayList<String>();
+            Map<String, String> filePaths = new HashMap<>();
             String zipName = "批量下载" + DateUtil.date2String(new Date(), 3) + ".zip";
             //得到temp_file表数据列表
             String myTableName = "";
@@ -201,6 +201,7 @@ public class FileManageService {
             List<Map<String, Object>> dataList2 = danganguanliMapper.selectObject(parasMap2);
             for (Map<String, Object> tempFile_map : dataList2) {
                 String file_name_server = StringUtil.formatMap(tempFile_map, "file_name_server");
+                String file_name = StringUtil.formatMap(tempFile_map, "file_name");
                 String file_path = StringUtil.formatMap(tempFile_map, "file_path");
                 String file_des = StringUtil.formatMap(tempFile_map, "file_des");
                 //如果file_des后面有/就不加/没有就加一个
@@ -209,7 +210,7 @@ public class FileManageService {
                 }
                 //String dir = imgUpload + File.separator + file_path + File.separator + file_name_server;
                 String dir =   file_des  + file_name_server;
-                filePaths.add(dir);
+                filePaths.put(dir, file_name);
             }
             //打包成zip文件 并下载
             DownloadZip.downloadFilesZip(request, response, filePaths, zipBasePath, zipName);
@@ -245,7 +246,7 @@ public class FileManageService {
             //批量下载档案复制
             String zipBasePath = tempPath + "\\temp2\\bb\\";
             FileUtil.makedir(zipBasePath);
-            List<String> filePaths = new ArrayList<String>();
+            Map<String, String> filesMap = new HashMap<>();
             String zipName = "批量下载" + DateUtil.date2String(new Date(), 3) + ".zip";
             //得到temp_file表数据列表
             String myTableName = tableName + "_file";
@@ -255,14 +256,16 @@ public class FileManageService {
             List<Map<String, Object>> dataList2 = danganguanliMapper.selectObject(parasMap2);
             for (Map<String, Object> tempFile_map : dataList2) {
                 String file_name_server = StringUtil.formatMap(tempFile_map, "file_name_server");
+                String file_name = StringUtil.formatMap(tempFile_map, "file_name");
                 String file_path = StringUtil.formatMap(tempFile_map, "file_path");
                 String file_des = StringUtil.formatMap(tempFile_map, "file_des");
                 //String dir = imgUpload + File.separator + file_path + File.separator + file_name_server;
                 String dir =   file_des + File.separator + file_name_server;
-                filePaths.add(dir + file_name_server);
+                String fileNameInZip = StringUtils.isNotEmpty(file_name) ? file_name : file_name_server;
+                filesMap.put(dir, fileNameInZip);
             }
             //打包成zip文件 并下载
-            DownloadZip.downloadFilesZip(request, response, filePaths, zipBasePath, zipName);
+            DownloadZip.downloadFilesZip(request, response, filesMap, zipBasePath, zipName);
             //删除临时文件夹目录
             FileUtil.delAllFile(zipBasePath);
         } catch (Exception e) {
@@ -1269,6 +1272,8 @@ public class FileManageService {
                               HttpServletRequest request,
                               HttpServletResponse response,
                               Integer type) {
+        logger.info("开始合并下载流程，文件ID: {}, 表名: {}", fileIds, tableName);
+        List<File> tempFilesForCleanup = new ArrayList<>();
         try {
             String relative_path = "uploadFile/" + tableName + "_temp_file/" + fondscode + "/" + id;
             String dir = imgUpload + File.separator + relative_path;
@@ -1281,48 +1286,227 @@ public class FileManageService {
             }
             parasMap2.put("conditionSql", "  id  in (" + fileIds + " )");
             List<Map<String, Object>> dataList2 = danganguanliMapper.selectObject(parasMap2);
+            if (CollectionUtils.isEmpty(dataList2)) {
+                logger.warn("合并下载：找不到任何文件，文件ID: " + fileIds);
+                response.setStatus(HttpServletResponse.SC_BAD_REQUEST);
+                return;
+            }
+            logger.info("找到 {} 个待处理文件。", dataList2.size());
             String temp_pdf = tempPath + "/temp_company_img/";
             FileUtil.makedir(temp_pdf);
-            String[] fileArray = new String[dataList2.size()];
+            List<String> fileList = new ArrayList<>();
             UserRole userRole = userService.getUserRole(request);
             String userChnName = userRole.getUser().getUserChnName();
-            int i = 0;
             for (Map<String, Object> tempFile_map : dataList2) {
                 String file_name_server = StringUtil.formatMap(tempFile_map, "file_name_server");
                 String file_des = StringUtil.formatMap(tempFile_map, "file_des");
-                String srcImg = file_des + File.separator + file_name_server;
+                String srcPath = file_des + File.separator + file_name_server;
+                logger.info("正在处理文件: {}", srcPath);
 
-                String srcpdfPath = destFilePdf(srcImg, userChnName);
+                String extension = "";
+                int dotIndex = file_name_server.lastIndexOf('.');
+                if (dotIndex >= 0) {
+                    extension = file_name_server.substring(dotIndex).toLowerCase();
+                }
 
-                fileArray[i] = srcpdfPath;
-                i++;
+                if (extension.equals(".jpg") || extension.equals(".png") || extension.equals(".jpeg")) {
+                    String srcpdfPath = destFilePdf(srcPath, userChnName);
+                    if (srcpdfPath != null) {
+                        logger.info("成功将图片 {} 转换为PDF: {}", srcPath, srcpdfPath);
+                        fileList.add(srcpdfPath);
+                        tempFilesForCleanup.add(new File(srcpdfPath));
+                        tempFilesForCleanup.add(new File(srcpdfPath.replace(".pdf", ".jpg")));
+                    } else {
+                        logger.error("处理并转换图片文件失败: {}", srcPath);
+                    }
+                } else if (extension.equals(".pdf")) {
+                    logger.info("文件已经是PDF格式，将直接合并: {}", srcPath);
+                    fileList.add(srcPath);
+                } else if (extension.equals(".ofd")) {
+                    logger.info("文件是OFD格式，将直接合并: {}", srcPath);
+                    fileList.add(srcPath);
+                } else {
+                    logger.warn("不支持合并的文件类型: {}. 已跳过此文件。", srcPath);
+                }
             }
-            String tarFile = temp_pdf + StringUtil.generaterUUID() + ".pdf";
-            PdfFileHelper.mergePdf(fileArray, tarFile);
 
-            String srcFile2 = tarFile;
-            String tarFile2 = temp_pdf + "setWaterMark-" + DateUtil.date2String(new Date(), 3) + ".pdf";
-            FileUtil.download(srcFile2, response);
+            if (fileList.isEmpty()) {
+                logger.error("没有文件被成功处理。正在中止合并下载。");
+                response.setStatus(HttpServletResponse.SC_INTERNAL_SERVER_ERROR);
+                return;
+            }
+            logger.info("待合并的文件列表: {}", StringUtils.join(fileList, ", "));
+            boolean hasOfd = fileList.stream().anyMatch(f -> f.toLowerCase().endsWith(".ofd"));
+
+            if (hasOfd) {
+                if (youhongIntegrate) {
+                    logger.info("检测到OFD文件，将转换为PDF后合并。");
+                    List<String> pdfFileList = new ArrayList<>();
+
+                    for (String filePath : fileList) {
+                        if (filePath.toLowerCase().endsWith(".pdf")) {
+                            // 已经是PDF，直接添加
+                            pdfFileList.add(filePath);
+                        } else if (filePath.toLowerCase().endsWith(".ofd")) {
+                            // OFD文件转换为PDF
+                            String pdfPath = temp_pdf + StringUtil.generaterUUID() + ".pdf";
+                            try {
+                                OfdToPdfUtil.ofdToPdf(filePath, pdfPath);
+                                pdfFileList.add(pdfPath);
+                                tempFilesForCleanup.add(new File(pdfPath));
+                                logger.info("成功将OFD {} 转换为PDF: {}", filePath, pdfPath);
+                            } catch (Exception e) {
+                                logger.error("OFD转PDF失败: {}", filePath, e);
+                                continue;
+                            }
+                        }
+                    }
+
+                    if (pdfFileList.isEmpty()) {
+                        logger.error("没有PDF文件可供合并。");
+                        response.setStatus(HttpServletResponse.SC_INTERNAL_SERVER_ERROR);
+                        return;
+                    }
+
+                    // 统一使用PDF合并逻辑
+                    String tarFile = temp_pdf + StringUtil.generaterUUID() + ".pdf";
+                    tempFilesForCleanup.add(new File(tarFile));
+                    logger.info("正在将 {} 个PDF文件合并到 {}", pdfFileList.size(), tarFile);
+                    PdfFileHelper.mergePdf(pdfFileList.toArray(new String[0]), tarFile);
+
+                    File mergedFile = new File(tarFile);
+                    if (!mergedFile.exists() || mergedFile.length() == 0) {
+                        logger.error("合并后的PDF文件不存在或是空的. 路径: {}", tarFile);
+                        response.setStatus(HttpServletResponse.SC_INTERNAL_SERVER_ERROR);
+                        return;
+                    }
+
+                    logger.info("PDF合并完成。合并后文件大小: {} 字节。开始下载: {}", mergedFile.length(), tarFile);
+                    FileUtil.download(tarFile, response);
+                } else {
+                    logger.error("检测到OFD文件，但OFD服务集成未启用，无法合并。");
+                    response.setStatus(HttpServletResponse.SC_NOT_IMPLEMENTED);
+                }
+            } else {
+                String tarFile = temp_pdf + StringUtil.generaterUUID() + ".pdf";
+                tempFilesForCleanup.add(new File(tarFile));
+                logger.info("正在将 {} 个PDF文件合并到 {}", fileList.size(), tarFile);
+                PdfFileHelper.mergePdf(fileList.toArray(new String[0]), tarFile);
+
+                File mergedFile = new File(tarFile);
+                if (!mergedFile.exists() || mergedFile.length() == 0) {
+                    logger.error("合并后的文件不存在或是空的. 路径: {}", tarFile);
+                    response.setStatus(HttpServletResponse.SC_INTERNAL_SERVER_ERROR);
+                    return;
+                }
+
+                logger.info("合并完成。合并后文件大小: {} 字节。开始下载: {}", mergedFile.length(), tarFile);
+
+                FileUtil.download(tarFile, response);
+            }
         } catch (Exception e) {
+            logger.error("合并下载过程中发生错误", e);
             e.printStackTrace();
+        } finally {
+            logger.info("开始清理 {} 个临时文件。", tempFilesForCleanup.size());
+            for (File tempFile : tempFilesForCleanup) {
+                if (tempFile != null && tempFile.exists()) {
+                    logger.info("正在删除临时文件: {}", tempFile.getAbsolutePath());
+                    if (!tempFile.delete()) {
+                        logger.warn("删除临时文件失败: {}", tempFile.getAbsolutePath());
+                    }
+                }
+            }
+        }
+    }
+
+    private void downloadOfdFile(String path, HttpServletResponse response) {
+        InputStream fis = null;
+        OutputStream toClient = null;
+        try {
+            File file = new File(path);
+            String filename = file.getName();
+
+            fis = new BufferedInputStream(new FileInputStream(path));
+            response.reset();
+            response.addHeader("Content-Disposition", "attachment;filename=" + URLEncoder.encode(filename, "UTF-8"));
+            response.addHeader("Content-Length", "" + file.length());
+            toClient = new BufferedOutputStream(response.getOutputStream());
+            // 设置OFD文件的Content-Type
+            response.setContentType("application/ofd");
+            byte[] buffer = new byte[1024];
+            int bytesRead;
+            while ((bytesRead = fis.read(buffer)) != -1) {
+                toClient.write(buffer, 0, bytesRead);
+            }
+        } catch (IOException ex) {
+            logger.error("下载OFD文件失败", ex);
+        } finally {
+            try {
+                if (fis != null) {
+                    fis.close();
+                }
+                if (toClient != null) {
+                    toClient.flush();
+                    toClient.close();
+                }
+            } catch (IOException e) {
+                logger.error("关闭流失败", e);
+            }
         }
     }
 
     private String destFilePdf(String srcImg, String userChnName) {
-        String destImg = srcImg.replaceAll(".jpg", "_waterMark.jpg");
-        ImgUtil.pressText(
-                cn.hutool.core.io.FileUtil.file(srcImg), //源图片
-                cn.hutool.core.io.FileUtil.file(destImg), //目标图片
-                userChnName + "(内部资料)", //水印文字
-                Color.red, //水印文字颜色
-                new Font("黑体", Font.BOLD, 100), //字体
-                0, //x坐标修正值。 默认在中间，偏移量相对于中间偏移
-                0, //y坐标修正值。 默认在中间，偏移量相对于中间偏移
-                0.3f//透明度：alpha 必须是范围 [0.0, 1.0] 之内（包含边界值）的一个浮点数字
-        );
+        File srcFile = new File(srcImg);
+        if (!srcFile.exists() || srcFile.length() == 0) {
+            logger.error("源图片文件不存在或是空的: {}", srcImg);
+            return null;
+        }
+        logger.info("源图片文件 {} 的大小: {} 字节", srcImg, srcFile.length());
+
+        int lastDotIndex = srcImg.lastIndexOf('.');
+        if (lastDotIndex == -1) {
+            logger.error("无法处理没有扩展名的文件: " + srcImg);
+            return null;
+        }
+        String baseName = srcImg.substring(0, lastDotIndex);
+        String destImg = baseName + "_waterMark.jpg";
+        logger.info("正在添加水印: {} -> {}", srcImg, destImg);
+        try {
+            ImgUtil.pressText(
+                    cn.hutool.core.io.FileUtil.file(srcImg), //源图片
+                    cn.hutool.core.io.FileUtil.file(destImg), //目标图片
+                    userChnName + "(内部资料)", //水印文字
+                    Color.red, //水印文字颜色
+                    new Font("黑体", Font.BOLD, 100), //字体
+                    0, //x坐标修正值。 默认在中间，偏移量相对于中间偏移
+                    0, //y坐标修正值。 默认在中间，偏移量相对于中间偏移
+                    0.3f//透明度：alpha 必须是范围 [0.0, 1.0] 之内（包含边界值）的一个浮点数字
+            );
+        } catch (Exception e) {
+            logger.error("给图片添加水印失败: {}", srcImg, e);
+            return null;
+        }
+
+        File watermarkedFile = new File(destImg);
+        if (!watermarkedFile.exists() || watermarkedFile.length() == 0) {
+            logger.error("带水印的图片未生成或是空的: {}", destImg);
+            return null;
+        }
+        logger.info("带水印的图片文件 {} 的大小: {} 字节", destImg, watermarkedFile.length());
+
         String fromPath = destImg;
-        String toSource = destImg.replaceAll(".jpg", ".pdf");
+        String toSource = baseName + "_waterMark.pdf";
+        logger.info("正在将带水印的图片转换为PDF: {} -> {}", fromPath, toSource);
         Img2pdf.jpg2pdfSortedByFilename(fromPath, toSource);
+
+        File pdfFile = new File(toSource);
+        if (!pdfFile.exists() || pdfFile.length() == 0) {
+            logger.error("转换后的PDF文件未生成或是空的: {}", toSource);
+            return null;
+        }
+        logger.info("转换后的PDF文件 {} 的大小: {} 字节", toSource, pdfFile.length());
+
         return toSource;
     }