diff --git a/src/main/java/com/dreamchaser/depository_manage/service/impl/ExcelServiceImpl.java b/src/main/java/com/dreamchaser/depository_manage/service/impl/ExcelServiceImpl.java
index 961d5d72..4079bf41 100644
--- a/src/main/java/com/dreamchaser/depository_manage/service/impl/ExcelServiceImpl.java
+++ b/src/main/java/com/dreamchaser/depository_manage/service/impl/ExcelServiceImpl.java
@@ -668,7 +668,22 @@ public class ExcelServiceImpl implements ExcelService {
             if (remark != null) {
                 insert.put("remark", remark);
             }
-            if (unit == null || "".equals(unit) || unit.equals(material.getUnit())) {
+            Map<String, Object> paramForSplitInfo = new HashMap<>();
+            ;
+            paramForSplitInfo.put("mid", material.getId());
+
+            SplitInfo splitInfo = null;
+            // 设置标志用于标志当前导入是否使用基础单位  (默认基础单位)
+            boolean flagForUnit = true;
+            if (!(unit == null || "".equals(unit) || unit.equals(material.getUnit()))) {
+                paramForSplitInfo.put("newUnit", unit);
+                splitInfo = splitUnitService.findSplitInfoByMidAndUnit(paramForSplitInfo);
+                if (splitInfo != null) {
+                    // 如果存在当前单位
+                    flagForUnit = false;
+                }
+            }
+            if (flagForUnit) {
                 // 如果没填写单位或者填写的为基础单位
 
                 // 插入库存记录
@@ -748,7 +763,7 @@ public class ExcelServiceImpl implements ExcelService {
                 }
             } else {
                 // 插入库存记录
-                insert.put("unit",unit);
+                insert.put("unit", unit);
 
                 successCount += splitUnitService.insertInventoryForImport(insert);
             }