diff --git a/src/main/java/com/gxwebsoft/credit/controller/CreditCaseFilingController.java b/src/main/java/com/gxwebsoft/credit/controller/CreditCaseFilingController.java
index d4203d5..faf3d21 100644
--- a/src/main/java/com/gxwebsoft/credit/controller/CreditCaseFilingController.java
+++ b/src/main/java/com/gxwebsoft/credit/controller/CreditCaseFilingController.java
@@ -309,6 +309,134 @@ public class CreditCaseFilingController extends BaseController {
         }
     }
 
+    /**
+     * 批量导入历史立案信息（仅解析“历史立案信息”选项卡）
+     * 规则：使用数据库唯一索引约束，重复数据不导入。
+     */
+    @PreAuthorize("hasAuthority('credit:creditCaseFiling:save')")
+    @Operation(summary = "批量导入历史立案信息")
+    @PostMapping("/import/history")
+    public ApiResult<List<String>> importHistoryBatch(@RequestParam("file") MultipartFile file,
+                                                      @RequestParam(value = "companyId", required = false) Integer companyId) {
+        List<String> errorMessages = new ArrayList<>();
+        int successCount = 0;
+        Set<Integer> touchedCompanyIds = new HashSet<>();
+
+        try {
+            int sheetIndex = ExcelImportSupport.findSheetIndex(file, "历史立案信息");
+            if (sheetIndex < 0) {
+                return fail("未读取到数据，请确认文件中存在“历史立案信息”选项卡且表头与示例格式一致", null);
+            }
+
+            ExcelImportSupport.ImportResult<CreditCaseFilingImportParam> importResult = ExcelImportSupport.read(
+                file, CreditCaseFilingImportParam.class, this::isEmptyImportRow, sheetIndex);
+            List<CreditCaseFilingImportParam> list = importResult.getData();
+            int usedTitleRows = importResult.getTitleRows();
+            int usedHeadRows = importResult.getHeadRows();
+            int usedSheetIndex = importResult.getSheetIndex();
+
+            if (CollectionUtils.isEmpty(list)) {
+                return fail("未读取到数据，请确认模板表头与示例格式一致", null);
+            }
+
+            User loginUser = getLoginUser();
+            Integer currentUserId = loginUser != null ? loginUser.getUserId() : null;
+            Integer currentTenantId = loginUser != null ? loginUser.getTenantId() : null;
+            Map<String, String> urlByCaseNumber = ExcelImportSupport.readUrlByKey(file, usedSheetIndex, usedTitleRows, usedHeadRows, "案号");
+
+            final int chunkSize = 500;
+            final int mpBatchSize = 500;
+            List<CreditCaseFiling> chunkItems = new ArrayList<>(chunkSize);
+            List<Integer> chunkRowNumbers = new ArrayList<>(chunkSize);
+
+            for (int i = 0; i < list.size(); i++) {
+                CreditCaseFilingImportParam param = list.get(i);
+                int excelRowNumber = i + 1 + usedTitleRows + usedHeadRows;
+                try {
+                    CreditCaseFiling item = convertImportParamToEntity(param);
+                    if (item.getCaseNumber() != null) {
+                        item.setCaseNumber(item.getCaseNumber().trim());
+                    }
+                    if (ImportHelper.isBlank(item.getCaseNumber())) {
+                        errorMessages.add("第" + excelRowNumber + "行：案号不能为空");
+                        continue;
+                    }
+
+                    String link = urlByCaseNumber.get(item.getCaseNumber());
+                    if (!ImportHelper.isBlank(link)) {
+                        item.setUrl(link.trim());
+                    }
+
+                    if (item.getCompanyId() == null && companyId != null) {
+                        item.setCompanyId(companyId);
+                    }
+                    if (item.getUserId() == null && currentUserId != null) {
+                        item.setUserId(currentUserId);
+                    }
+                    if (item.getTenantId() == null && currentTenantId != null) {
+                        item.setTenantId(currentTenantId);
+                    }
+                    if (item.getStatus() == null) {
+                        item.setStatus(0);
+                    }
+                    if (item.getDeleted() == null) {
+                        item.setDeleted(0);
+                    }
+                    if (item.getRecommend() == null) {
+                        item.setRecommend(0);
+                    }
+                    // 历史导入的数据统一标记为“失效”
+                    item.setDataStatus("失效");
+
+                    if (item.getCompanyId() != null && item.getCompanyId() > 0) {
+                        touchedCompanyIds.add(item.getCompanyId());
+                    }
+
+                    chunkItems.add(item);
+                    chunkRowNumbers.add(excelRowNumber);
+                    if (chunkItems.size() >= chunkSize) {
+                        successCount += batchImportSupport.persistInsertOnlyChunk(
+                            creditCaseFilingService,
+                            chunkItems,
+                            chunkRowNumbers,
+                            mpBatchSize,
+                            CreditCaseFiling::getCaseNumber,
+                            "",
+                            errorMessages
+                        );
+                        chunkItems.clear();
+                        chunkRowNumbers.clear();
+                    }
+                } catch (Exception e) {
+                    errorMessages.add("第" + excelRowNumber + "行：" + e.getMessage());
+                    e.printStackTrace();
+                }
+            }
+
+            if (!chunkItems.isEmpty()) {
+                successCount += batchImportSupport.persistInsertOnlyChunk(
+                    creditCaseFilingService,
+                    chunkItems,
+                    chunkRowNumbers,
+                    mpBatchSize,
+                    CreditCaseFiling::getCaseNumber,
+                    "",
+                    errorMessages
+                );
+            }
+
+            creditCompanyRecordCountService.refresh(CreditCompanyRecordCountService.CountType.CASE_FILING, touchedCompanyIds);
+
+            if (errorMessages.isEmpty()) {
+                return success("成功导入" + successCount + "条数据", null);
+            }
+            return success("导入完成，成功" + successCount + "条，失败" + errorMessages.size() + "条", errorMessages);
+        } catch (Exception e) {
+            e.printStackTrace();
+            return fail("导入失败：" + e.getMessage(), null);
+        }
+    }
+
     /**
      * 下载立案信息导入模板
      */
diff --git a/src/main/java/com/gxwebsoft/credit/controller/CreditDeliveryNoticeController.java b/src/main/java/com/gxwebsoft/credit/controller/CreditDeliveryNoticeController.java
index 5d6d6d2..304133a 100644
--- a/src/main/java/com/gxwebsoft/credit/controller/CreditDeliveryNoticeController.java
+++ b/src/main/java/com/gxwebsoft/credit/controller/CreditDeliveryNoticeController.java
@@ -310,6 +310,134 @@ public class CreditDeliveryNoticeController extends BaseController {
         }
     }
 
+    /**
+     * 批量导入历史送达公告（仅解析“历史送达公告”选项卡）
+     * 规则：使用数据库唯一索引约束，重复数据不导入。
+     */
+    @PreAuthorize("hasAuthority('credit:creditDeliveryNotice:save')")
+    @Operation(summary = "批量导入历史送达公告司法大数据")
+    @PostMapping("/import/history")
+    public ApiResult<List<String>> importHistoryBatch(@RequestParam("file") MultipartFile file,
+                                                      @RequestParam(value = "companyId", required = false) Integer companyId) {
+        List<String> errorMessages = new ArrayList<>();
+        int successCount = 0;
+        Set<Integer> touchedCompanyIds = new HashSet<>();
+
+        try {
+            int sheetIndex = ExcelImportSupport.findSheetIndex(file, "历史送达公告");
+            if (sheetIndex < 0) {
+                return fail("未读取到数据，请确认文件中存在“历史送达公告”选项卡且表头与示例格式一致", null);
+            }
+
+            ExcelImportSupport.ImportResult<CreditDeliveryNoticeImportParam> importResult = ExcelImportSupport.read(
+                file, CreditDeliveryNoticeImportParam.class, this::isEmptyImportRow, sheetIndex);
+            List<CreditDeliveryNoticeImportParam> list = importResult.getData();
+            int usedTitleRows = importResult.getTitleRows();
+            int usedHeadRows = importResult.getHeadRows();
+            int usedSheetIndex = importResult.getSheetIndex();
+
+            if (CollectionUtils.isEmpty(list)) {
+                return fail("未读取到数据，请确认模板表头与示例格式一致", null);
+            }
+
+            User loginUser = getLoginUser();
+            Integer currentUserId = loginUser != null ? loginUser.getUserId() : null;
+            Integer currentTenantId = loginUser != null ? loginUser.getTenantId() : null;
+            Map<String, String> urlByCaseNumber = ExcelImportSupport.readUrlByKey(file, usedSheetIndex, usedTitleRows, usedHeadRows, "案号");
+
+            final int chunkSize = 500;
+            final int mpBatchSize = 500;
+            List<CreditDeliveryNotice> chunkItems = new ArrayList<>(chunkSize);
+            List<Integer> chunkRowNumbers = new ArrayList<>(chunkSize);
+
+            for (int i = 0; i < list.size(); i++) {
+                CreditDeliveryNoticeImportParam param = list.get(i);
+                int excelRowNumber = i + 1 + usedTitleRows + usedHeadRows;
+                try {
+                    CreditDeliveryNotice item = convertImportParamToEntity(param);
+                    if (item.getCaseNumber() != null) {
+                        item.setCaseNumber(item.getCaseNumber().trim());
+                    }
+                    if (ImportHelper.isBlank(item.getCaseNumber())) {
+                        errorMessages.add("第" + excelRowNumber + "行：案号不能为空");
+                        continue;
+                    }
+
+                    String link = urlByCaseNumber.get(item.getCaseNumber());
+                    if (!ImportHelper.isBlank(link)) {
+                        item.setUrl(link.trim());
+                    }
+
+                    if (item.getCompanyId() == null && companyId != null) {
+                        item.setCompanyId(companyId);
+                    }
+                    if (item.getUserId() == null && currentUserId != null) {
+                        item.setUserId(currentUserId);
+                    }
+                    if (item.getTenantId() == null && currentTenantId != null) {
+                        item.setTenantId(currentTenantId);
+                    }
+                    if (item.getStatus() == null) {
+                        item.setStatus(0);
+                    }
+                    if (item.getDeleted() == null) {
+                        item.setDeleted(0);
+                    }
+                    if (item.getRecommend() == null) {
+                        item.setRecommend(0);
+                    }
+                    // 历史导入的数据统一标记为“失效”
+                    item.setDataStatus("失效");
+
+                    if (item.getCompanyId() != null && item.getCompanyId() > 0) {
+                        touchedCompanyIds.add(item.getCompanyId());
+                    }
+
+                    chunkItems.add(item);
+                    chunkRowNumbers.add(excelRowNumber);
+                    if (chunkItems.size() >= chunkSize) {
+                        successCount += batchImportSupport.persistInsertOnlyChunk(
+                            creditDeliveryNoticeService,
+                            chunkItems,
+                            chunkRowNumbers,
+                            mpBatchSize,
+                            CreditDeliveryNotice::getCaseNumber,
+                            "",
+                            errorMessages
+                        );
+                        chunkItems.clear();
+                        chunkRowNumbers.clear();
+                    }
+                } catch (Exception e) {
+                    errorMessages.add("第" + excelRowNumber + "行：" + e.getMessage());
+                    e.printStackTrace();
+                }
+            }
+
+            if (!chunkItems.isEmpty()) {
+                successCount += batchImportSupport.persistInsertOnlyChunk(
+                    creditDeliveryNoticeService,
+                    chunkItems,
+                    chunkRowNumbers,
+                    mpBatchSize,
+                    CreditDeliveryNotice::getCaseNumber,
+                    "",
+                    errorMessages
+                );
+            }
+
+            creditCompanyRecordCountService.refresh(CreditCompanyRecordCountService.CountType.DELIVERY_NOTICE, touchedCompanyIds);
+
+            if (errorMessages.isEmpty()) {
+                return success("成功导入" + successCount + "条数据", null);
+            }
+            return success("导入完成，成功" + successCount + "条，失败" + errorMessages.size() + "条", errorMessages);
+        } catch (Exception e) {
+            e.printStackTrace();
+            return fail("导入失败：" + e.getMessage(), null);
+        }
+    }
+
     /**
      * 下载送达公告导入模板
      */
diff --git a/src/main/java/com/gxwebsoft/credit/controller/CreditMediationController.java b/src/main/java/com/gxwebsoft/credit/controller/CreditMediationController.java
index 8884492..553c560 100644
--- a/src/main/java/com/gxwebsoft/credit/controller/CreditMediationController.java
+++ b/src/main/java/com/gxwebsoft/credit/controller/CreditMediationController.java
@@ -308,6 +308,134 @@ public class CreditMediationController extends BaseController {
         }
     }
 
+    /**
+     * 批量导入历史诉前调解（仅解析“历史诉前调解”选项卡）
+     * 规则：使用数据库唯一索引约束，重复数据不导入。
+     */
+    @PreAuthorize("hasAuthority('credit:creditMediation:save')")
+    @Operation(summary = "批量导入历史诉前调解")
+    @PostMapping("/import/history")
+    public ApiResult<List<String>> importHistoryBatch(@RequestParam("file") MultipartFile file,
+                                                      @RequestParam(value = "companyId", required = false) Integer companyId) {
+        List<String> errorMessages = new ArrayList<>();
+        int successCount = 0;
+        Set<Integer> touchedCompanyIds = new HashSet<>();
+
+        try {
+            int sheetIndex = ExcelImportSupport.findSheetIndex(file, "历史诉前调解");
+            if (sheetIndex < 0) {
+                return fail("未读取到数据，请确认文件中存在“历史诉前调解”选项卡且表头与示例格式一致", null);
+            }
+
+            ExcelImportSupport.ImportResult<CreditMediationImportParam> importResult = ExcelImportSupport.read(
+                file, CreditMediationImportParam.class, this::isEmptyImportRow, sheetIndex);
+            List<CreditMediationImportParam> list = importResult.getData();
+            int usedTitleRows = importResult.getTitleRows();
+            int usedHeadRows = importResult.getHeadRows();
+            int usedSheetIndex = importResult.getSheetIndex();
+
+            if (CollectionUtils.isEmpty(list)) {
+                return fail("未读取到数据，请确认模板表头与示例格式一致", null);
+            }
+
+            User loginUser = getLoginUser();
+            Integer currentUserId = loginUser != null ? loginUser.getUserId() : null;
+            Integer currentTenantId = loginUser != null ? loginUser.getTenantId() : null;
+            Map<String, String> urlByCaseNumber = ExcelImportSupport.readUrlByKey(file, usedSheetIndex, usedTitleRows, usedHeadRows, "案号");
+
+            final int chunkSize = 500;
+            final int mpBatchSize = 500;
+            List<CreditMediation> chunkItems = new ArrayList<>(chunkSize);
+            List<Integer> chunkRowNumbers = new ArrayList<>(chunkSize);
+
+            for (int i = 0; i < list.size(); i++) {
+                CreditMediationImportParam param = list.get(i);
+                int excelRowNumber = i + 1 + usedTitleRows + usedHeadRows;
+                try {
+                    CreditMediation item = convertImportParamToEntity(param);
+                    if (item.getCaseNumber() != null) {
+                        item.setCaseNumber(item.getCaseNumber().trim());
+                    }
+                    if (ImportHelper.isBlank(item.getCaseNumber())) {
+                        errorMessages.add("第" + excelRowNumber + "行：案号不能为空");
+                        continue;
+                    }
+
+                    String link = urlByCaseNumber.get(item.getCaseNumber());
+                    if (!ImportHelper.isBlank(link)) {
+                        item.setUrl(link.trim());
+                    }
+
+                    if (item.getCompanyId() == null && companyId != null) {
+                        item.setCompanyId(companyId);
+                    }
+                    if (item.getUserId() == null && currentUserId != null) {
+                        item.setUserId(currentUserId);
+                    }
+                    if (item.getTenantId() == null && currentTenantId != null) {
+                        item.setTenantId(currentTenantId);
+                    }
+                    if (item.getStatus() == null) {
+                        item.setStatus(0);
+                    }
+                    if (item.getDeleted() == null) {
+                        item.setDeleted(0);
+                    }
+                    if (item.getRecommend() == null) {
+                        item.setRecommend(0);
+                    }
+                    // 历史导入的数据统一标记为“失效”
+                    item.setDataStatus("失效");
+
+                    if (item.getCompanyId() != null && item.getCompanyId() > 0) {
+                        touchedCompanyIds.add(item.getCompanyId());
+                    }
+
+                    chunkItems.add(item);
+                    chunkRowNumbers.add(excelRowNumber);
+                    if (chunkItems.size() >= chunkSize) {
+                        successCount += batchImportSupport.persistInsertOnlyChunk(
+                            creditMediationService,
+                            chunkItems,
+                            chunkRowNumbers,
+                            mpBatchSize,
+                            CreditMediation::getCaseNumber,
+                            "",
+                            errorMessages
+                        );
+                        chunkItems.clear();
+                        chunkRowNumbers.clear();
+                    }
+                } catch (Exception e) {
+                    errorMessages.add("第" + excelRowNumber + "行：" + e.getMessage());
+                    e.printStackTrace();
+                }
+            }
+
+            if (!chunkItems.isEmpty()) {
+                successCount += batchImportSupport.persistInsertOnlyChunk(
+                    creditMediationService,
+                    chunkItems,
+                    chunkRowNumbers,
+                    mpBatchSize,
+                    CreditMediation::getCaseNumber,
+                    "",
+                    errorMessages
+                );
+            }
+
+            creditCompanyRecordCountService.refresh(CreditCompanyRecordCountService.CountType.MEDIATION, touchedCompanyIds);
+
+            if (errorMessages.isEmpty()) {
+                return success("成功导入" + successCount + "条数据", null);
+            }
+            return success("导入完成，成功" + successCount + "条，失败" + errorMessages.size() + "条", errorMessages);
+        } catch (Exception e) {
+            e.printStackTrace();
+            return fail("导入失败：" + e.getMessage(), null);
+        }
+    }
+
     /**
      * 下载诉前调解导入模板
      */