diff --git a/laws-modules/src/main/java/com/jero/modules/laws/common/util/ImportUtil.java b/laws-modules/src/main/java/com/jero/modules/laws/common/util/ImportUtil.java
index f4c872b1..593d9047 100644
--- a/laws-modules/src/main/java/com/jero/modules/laws/common/util/ImportUtil.java
+++ b/laws-modules/src/main/java/com/jero/modules/laws/common/util/ImportUtil.java
@@ -88,6 +88,7 @@ public class ImportUtil {
 
         // 从数据行开始遍历
         for (int i = 3; i < sheet.getPhysicalNumberOfRows(); i++) {
+            Map<String, Integer> keyMap = new HashMap<>();
             int line = i + 1;
             StringBuilder errMsg = new StringBuilder("第" + line + "行");
             Map<String, Object> parameterMap = new HashMap<>();
@@ -144,34 +145,44 @@ public class ImportUtil {
                             parameterMap.put(FieldCommon.STANDARD_CATEGORY_CODE, this.convertDictValue("standard_category_code", categoryCode));
                             parameterMap.put(FieldCommon.YEAR_NUMBER, yearCode);
                         }
-                    }
-                    // 校验编号唯一性
-                    if (TableNameEnum.ENTERPRISE_STANDARDS.getValue().equals(tag.getIsModel())) {
-                        LawsEnterpriseStandard lawsEnterpriseStandard = lawsEnterpriseStandardService.queryByStandardNumber(cellValue);
-                        if (lawsEnterpriseStandard != null) {
-                            log.error("第" + row + "列输入的" + tag.getDbFieldTxt() + "已存在 ");
-                            errMsg.append("第").append(row).append("列输入的").append(tag.getDbFieldTxt()).append("已存在 ");
-                        }
-                    }
-                    if (TableNameEnum.DOMESTIC_REGULATIONS.getValue().equals(tag.getIsModel())) {
-                        QueryWrapper<LawsDomesticStandard> domesticStandardQueryWrapper = new QueryWrapper<>();
-                        domesticStandardQueryWrapper.eq(FieldCommon.STANDARD_NUMBER, cellValue);
-                        LawsDomesticStandard lawsDomesticStandard = lawsDomeStandardService.getOne(domesticStandardQueryWrapper);
-                        if (lawsDomesticStandard != null) {
-                            log.error("第" + row + "列输入的" + tag.getDbFieldTxt() + "已存在 ");
-                            errMsg.append("第").append(row).append("列输入的").append(tag.getDbFieldTxt()).append("已存在 ");
-                        }
-                    }
-                    if (TableNameEnum.FOREIGN_REGULATIONS.getValue().equals(tag.getIsModel())) {
-                        QueryWrapper<LawsOverseasStandard> foreignStandardQueryWrapper = new QueryWrapper<>();
-                        foreignStandardQueryWrapper.eq(FieldCommon.STANDARD_NUMBER, cellValue);
-                        LawsOverseasStandard lawsOverseasStandard = overseasStandardService.getOne(foreignStandardQueryWrapper);
-                        if (lawsOverseasStandard != null) {
-                            log.error("第" + row + "列输入的" + tag.getDbFieldTxt() + "已存在 ");
-                            errMsg.append("第").append(row).append("列输入的").append(tag.getDbFieldTxt()).append("已存在 ");
+                        // 判断是否有重复数据
+                        if (keyMap.containsKey(cellValue)) {
+                            errMsgList.add("第" + keyMap.get(cellValue) + "行'标准编号'与第" + line + "行数据重复。");
+                        } else {
+                            // 5. 如果不存在，则将 GradeName 和其行号添加到 HashMap 中
+                            keyMap.put(cellValue, line);
                         }
                     }
                 }
+                // TODO 国标编号校验
+                // TODO 外标编号校验
+                // 校验编号唯一性
+                if (TableNameEnum.ENTERPRISE_STANDARDS.getValue().equals(tag.getIsModel())) {
+                    LawsEnterpriseStandard lawsEnterpriseStandard = lawsEnterpriseStandardService.queryByStandardNumber(cellValue);
+                    if (lawsEnterpriseStandard != null) {
+                        log.error("第" + row + "列输入的" + tag.getDbFieldTxt() + "已存在 ");
+                        errMsg.append("第").append(row).append("列输入的").append(tag.getDbFieldTxt()).append("已存在 ");
+                    }
+                }
+                if (TableNameEnum.DOMESTIC_REGULATIONS.getValue().equals(tag.getIsModel())) {
+                    QueryWrapper<LawsDomesticStandard> domesticStandardQueryWrapper = new QueryWrapper<>();
+                    domesticStandardQueryWrapper.eq(FieldCommon.STANDARD_NUMBER, cellValue);
+                    LawsDomesticStandard lawsDomesticStandard = lawsDomeStandardService.getOne(domesticStandardQueryWrapper);
+                    if (lawsDomesticStandard != null) {
+                        log.error("第" + row + "列输入的" + tag.getDbFieldTxt() + "已存在 ");
+                        errMsg.append("第").append(row).append("列输入的").append(tag.getDbFieldTxt()).append("已存在 ");
+                    }
+                }
+                if (TableNameEnum.FOREIGN_REGULATIONS.getValue().equals(tag.getIsModel())) {
+                    QueryWrapper<LawsOverseasStandard> foreignStandardQueryWrapper = new QueryWrapper<>();
+                    foreignStandardQueryWrapper.eq(FieldCommon.STANDARD_NUMBER, cellValue);
+                    LawsOverseasStandard lawsOverseasStandard = overseasStandardService.getOne(foreignStandardQueryWrapper);
+                    if (lawsOverseasStandard != null) {
+                        log.error("第" + row + "列输入的" + tag.getDbFieldTxt() + "已存在 ");
+                        errMsg.append("第").append(row).append("列输入的").append(tag.getDbFieldTxt()).append("已存在 ");
+                    }
+                }
+
                 // 字段长度校验
                 if (FieldShowTypeEnum.TEXT_BOX.getValue().equals(tag.getFieldShowType())) {
                     if (cellValue.length() > 50) {