diff --git a/src/main/java/com/glxp/api/service/collect/RelCodeBatchService.java b/src/main/java/com/glxp/api/service/collect/RelCodeBatchService.java
index c2c1cc09..7a520182 100644
--- a/src/main/java/com/glxp/api/service/collect/RelCodeBatchService.java
+++ b/src/main/java/com/glxp/api/service/collect/RelCodeBatchService.java
@@ -501,51 +501,73 @@ public class RelCodeBatchService extends ServiceImpl<RelCodeBatchMapper, RelCode
 
                 //开始处理codeMap
                 if (!codeMap.isEmpty()){
+
+                    Map<String, List<RelCodeDetail>> sortedCodeMap = codeMap.entrySet()
+                            .stream()
+                            .sorted(Comparator.comparing(
+                                    e -> Optional.ofNullable(e.getValue().isEmpty() ? null : e.getValue().get(0))
+                                            .map(RelCodeDetail::getPackLayer)
+                                            .orElse(Integer.MIN_VALUE), // Default to Integer.MIN_VALUE if the list is empty (shouldn't happen normally)
+                                    Comparator.reverseOrder()
+                            ))
+                            .collect(Collectors.toMap(
+                                    Map.Entry::getKey,
+                                    Map.Entry::getValue,
+                                    (e1, e2) -> e1, // Merge function in case of duplicate keys (shouldn't happen with a well-formed Map)
+                                    LinkedHashMap::new // Preserve insertion order, though not strictly necessary for sorting
+                            ));
+
                     Map<String, Integer> batchIdFkMap = new HashMap<>();
                     List<RelCodeDetail> addRelCodeDetail = new ArrayList<>();
-                    RelCodeBatch updateDrugLevelRelCodeBatch = null;
+                    List<RelCodeBatch> updateDrugLevelRelCodeBatch = new ArrayList<>();
                     // 遍历 Map
-                    for (Map.Entry<String, List<RelCodeDetail>> entry : codeMap.entrySet()) {
+                    for (Map.Entry<String, List<RelCodeDetail>> entry : sortedCodeMap.entrySet()) {
                         String key = entry.getKey();
                         List<RelCodeDetail> list = entry.getValue();
 
-                        RelCodeBatch addRelCodeBatch = new RelCodeBatch();
-                        BeanUtils.copyProperties(relCodeBatch,addRelCodeBatch);
-                        addRelCodeBatch.setParentCode(key);
                         if ("0".equals(key)){
-                            RelCodeDetail relCodeDetail = list.get(0);
-                            String curCode = relCodeDetail.getCurCode();
-                            String diStr = FilterUdiUtils.getUdi(curCode).getUdi();
-                            addRelCodeBatch.setProductCode(diStr);
-                            addRelCodeBatch.setCurCode(curCode);
-                            addRelCodeBatch.setThreeLevelCount(1);
-
-                            this.save(addRelCodeBatch);
-                            batchIdFkMap.put(curCode,addRelCodeBatch.getId());
-                            updateDrugLevelRelCodeBatch = addRelCodeBatch;
+                            for (RelCodeDetail relCodeDetail : list) {
+                                RelCodeBatch addRelCodeBatch = new RelCodeBatch();
+                                BeanUtils.copyProperties(relCodeBatch,addRelCodeBatch);
+                                addRelCodeBatch.setParentCode(key);
+                                String curCode = relCodeDetail.getCurCode();
+                                String diStr = FilterUdiUtils.getUdi(curCode).getUdi();
+                                addRelCodeBatch.setProductCode(diStr);
+                                addRelCodeBatch.setCurCode(curCode);
+                                addRelCodeBatch.setThreeLevelCount(1);
+                                addRelCodeBatch.setId(null);
+
+                                this.save(addRelCodeBatch);
+                                batchIdFkMap.put(curCode,addRelCodeBatch.getId());
+                                updateDrugLevelRelCodeBatch.add(addRelCodeBatch);
+                            }
+
                         }else {
                             for (RelCodeDetail detail : list) {
                                 Integer packLayer = detail.getPackLayer();
                                 if (packLayer == 2){
                                     RelCodeBatch addRelCodeBatch2 = new RelCodeBatch();
                                     BeanUtils.copyProperties(relCodeBatch,addRelCodeBatch2);
-                                    addRelCodeBatch2.setParentCode(key);
                                     String curCode = detail.getCurCode();
+                                    String parentCode = detail.getParentCode();
+                                    addRelCodeBatch2.setParentCode(parentCode);
                                     String diStr = FilterUdiUtils.getUdi(curCode).getUdi();
                                     addRelCodeBatch2.setProductCode(diStr);
                                     addRelCodeBatch2.setCurCode(curCode);
                                     addRelCodeBatch2.setThreeLevelCount(0);
                                     addRelCodeBatch2.setTwoLevelCount(1);
+                                    addRelCodeBatch2.setId(null);
 
                                     this.save(addRelCodeBatch2);
                                     batchIdFkMap.put(curCode,addRelCodeBatch2.getId());
 
                                     //同时也是上面的明细
-                                    detail.setBatchIdFk(batchIdFkMap.get(key));
+                                    detail.setBatchIdFk(batchIdFkMap.get(parentCode));
                                     addRelCodeDetail.add(detail);
                                 }else if (packLayer == 1){
                                     //直接明细
-                                    detail.setBatchIdFk(batchIdFkMap.get(key));
+                                    String parentCode = detail.getParentCode();
+                                    detail.setBatchIdFk(batchIdFkMap.get(parentCode));
                                     addRelCodeDetail.add(detail);
                                 }
                             }
@@ -554,7 +576,9 @@ public class RelCodeBatchService extends ServiceImpl<RelCodeBatchMapper, RelCode
                     if (CollUtil.isNotEmpty(addRelCodeDetail)){
                         relCodeDetailService.saveBatch(addRelCodeDetail);
                         //更新层级关系的数量
-                        this.updateDrugLevelCount(updateDrugLevelRelCodeBatch);
+                        updateDrugLevelRelCodeBatch.forEach( item -> {
+                            this.updateDrugLevelCount(item);
+                        });
                     }
                 }
             }