diff --git a/blade-service/blade-transport/src/main/java/org/springblade/transport/service/impl/VoucherManageServiceImpl.java b/blade-service/blade-transport/src/main/java/org/springblade/transport/service/impl/VoucherManageServiceImpl.java
index 0a8e28e..a9a1d23 100644
--- a/blade-service/blade-transport/src/main/java/org/springblade/transport/service/impl/VoucherManageServiceImpl.java
+++ b/blade-service/blade-transport/src/main/java/org/springblade/transport/service/impl/VoucherManageServiceImpl.java
@@ -49,8 +49,12 @@ import java.util.Objects;
 import java.util.stream.Collectors;
 import java.io.BufferedInputStream;
 import java.io.InputStream;
+import java.io.OutputStream;
 import java.net.URLConnection;
+import java.nio.charset.Charset;
 import java.nio.charset.StandardCharsets;
+import java.nio.file.Files;
+import java.nio.file.Path;
 import java.util.HashMap;
 import java.util.HashSet;
 import java.util.Set;
@@ -247,8 +251,12 @@ public class VoucherManageServiceImpl extends BaseServiceImpl<VoucherManageMappe
 			int imageCount = 0;
 			int matchedImageCount = 0;
 			Set<Long> relatedWaybillIds = new HashSet<>();
-			try (InputStream source = openSourceFile(voucher.getFileUrl());
-				 ZipInputStream zipInputStream = new ZipInputStream(new BufferedInputStream(source), StandardCharsets.UTF_8)) {
+			Path archivePath = downloadSourceFile(voucher.getFileUrl());
+			try {
+				Charset archiveCharset = detectArchiveCharset(archivePath);
+				log.info("[凭证处理] 已识别压缩包文件名编码 voucherId={}, charset={}", voucherId, archiveCharset.name());
+				try (InputStream source = Files.newInputStream(archivePath);
+					 ZipInputStream zipInputStream = new ZipInputStream(new BufferedInputStream(source), archiveCharset)) {
 				ZipEntry entry;
 				while ((entry = zipInputStream.getNextEntry()) != null) {
 					if (entry.isDirectory()) {
@@ -322,17 +330,20 @@ public class VoucherManageServiceImpl extends BaseServiceImpl<VoucherManageMappe
 					}
 				}
 			}
-			log.info("[凭证处理] 进度 90%：文件解压上传完成 voucherId={}, fileCount={}, imageCount={}, matchedImageCount={}",
-				voucherId, fileCount, imageCount, matchedImageCount);
-			VoucherManage update = new VoucherManage();
-			update.setId(voucher.getId());
-			update.setVoucherCount(imageCount);
-			update.setRelatedWaybillCount(relatedWaybillIds.size());
-			update.setUnRelatedWaybillCount(Math.max(waybills.size() - relatedWaybillIds.size(), 0));
-			update.setProcessStatus("处理完成");
-			updateById(update);
-			log.info("[凭证处理] 进度 100%：处理完成 voucherId={}, voucherBatchNo={}, fileCount={}, imageCount={}, relatedWaybillCount={}, unrelatedWaybillCount={}",
-				voucherId, voucher.getVoucherBatchNo(), fileCount, imageCount, relatedWaybillIds.size(), Math.max(waybills.size() - relatedWaybillIds.size(), 0));
+				log.info("[凭证处理] 进度 90%：文件解压上传完成 voucherId={}, fileCount={}, imageCount={}, matchedImageCount={}",
+					voucherId, fileCount, imageCount, matchedImageCount);
+				VoucherManage update = new VoucherManage();
+				update.setId(voucher.getId());
+				update.setVoucherCount(imageCount);
+				update.setRelatedWaybillCount(relatedWaybillIds.size());
+				update.setUnRelatedWaybillCount(Math.max(waybills.size() - relatedWaybillIds.size(), 0));
+				update.setProcessStatus("处理完成");
+				updateById(update);
+				log.info("[凭证处理] 进度 100%：处理完成 voucherId={}, voucherBatchNo={}, fileCount={}, imageCount={}, relatedWaybillCount={}, unrelatedWaybillCount={}",
+					voucherId, voucher.getVoucherBatchNo(), fileCount, imageCount, relatedWaybillIds.size(), Math.max(waybills.size() - relatedWaybillIds.size(), 0));
+			} finally {
+				deleteTempArchive(archivePath);
+			}
 		} catch (Exception exception) {
 			VoucherManage update = new VoucherManage();
 			update.setId(voucher.getId());
@@ -396,6 +407,43 @@ public class VoucherManageServiceImpl extends BaseServiceImpl<VoucherManageMappe
 		return connection.getInputStream();
 	}
 
+	private Path downloadSourceFile(String fileUrl) throws Exception {
+		Path archivePath = Files.createTempFile("voucher-source-", ".zip");
+		try (InputStream source = openSourceFile(fileUrl);
+			 OutputStream target = Files.newOutputStream(archivePath)) {
+			source.transferTo(target);
+			return archivePath;
+		} catch (Exception exception) {
+			try {
+				Files.deleteIfExists(archivePath);
+			} catch (Exception cleanupException) {
+				exception.addSuppressed(cleanupException);
+			}
+			throw exception;
+		}
+	}
+
+	private Charset detectArchiveCharset(Path archivePath) throws Exception {
+		try (InputStream source = Files.newInputStream(archivePath);
+			 ZipInputStream zipInputStream = new ZipInputStream(new BufferedInputStream(source), StandardCharsets.UTF_8)) {
+			while (zipInputStream.getNextEntry() != null) {
+				zipInputStream.closeEntry();
+			}
+			return StandardCharsets.UTF_8;
+		} catch (IllegalArgumentException | java.io.IOException exception) {
+			log.warn("[凭证处理] 压缩包文件名不是有效 UTF-8，回退使用 GB18030，archivePath={}", archivePath, exception);
+			return Charset.forName("GB18030");
+		}
+	}
+
+	private void deleteTempArchive(Path archivePath) {
+		try {
+			Files.deleteIfExists(archivePath);
+		} catch (Exception exception) {
+			log.warn("[凭证处理] 删除临时压缩包失败，archivePath={}", archivePath, exception);
+		}
+	}
+
 	private String stripZipSuffixParameters(String fileUrl) {
 		if (Func.isEmpty(fileUrl)) {
 			return fileUrl;