diff --git a/src/main/java/com/gaotao/modules/handlingunit/entity/HandlingUnit.java b/src/main/java/com/gaotao/modules/handlingunit/entity/HandlingUnit.java
index 7eed137..b0c4949 100644
--- a/src/main/java/com/gaotao/modules/handlingunit/entity/HandlingUnit.java
+++ b/src/main/java/com/gaotao/modules/handlingunit/entity/HandlingUnit.java
@@ -59,32 +59,32 @@ public class HandlingUnit {
     private Date receiveDate; // 收货日期
     private String tid;
     private String epc;
-    
+
     // WMS预留相关字段 - rqrq
     @TableField("reserve_flag")
     private String reserveFlag;
-    
+
     @TableField("reserve_order_ref1")
     private String reserveOrderRef1;
-    
+
     @TableField("reserve_order_ref2")
     private String reserveOrderRef2;
-    
+
     @TableField("reserve_order_ref3")
     private String reserveOrderRef3;
-    
+
     private BigDecimal length;
     private BigDecimal height;
 
     private BigDecimal width;
     private String umId;
-    
+
     /**
      * 工程变更级别 - 对应IFS系统的ENG_CHG_LEVEL字段
      * 默认值：1
      */
     @TableField("eng_chg_level")
-    private Integer engChgLevel;
+    private String engChgLevel;
 
     // RFID识别需要的关键字段
     @TableField(exist = false)
diff --git a/src/main/java/com/gaotao/modules/other/service/impl/InventoryMoveServiceImpl.java b/src/main/java/com/gaotao/modules/other/service/impl/InventoryMoveServiceImpl.java
index c35e071..7d4c390 100644
--- a/src/main/java/com/gaotao/modules/other/service/impl/InventoryMoveServiceImpl.java
+++ b/src/main/java/com/gaotao/modules/other/service/impl/InventoryMoveServiceImpl.java
@@ -267,7 +267,7 @@ public class InventoryMoveServiceImpl implements InventoryMoveService {
                     newGroup.lotBatchNo = hu.getBatchNo();
                     newGroup.wdr = hu.getWdr();
                     newGroup.expiredDate = hu.getExpiredDate(); // 有效期值保留
-                    newGroup.engChgLevel = hu.getEngChgLevel() != null ? hu.getEngChgLevel() : 1; // 工程变更级别，默认1
+                    newGroup.engChgLevel = hu.getEngChgLevel() != null ? hu.getEngChgLevel() : "1"; // 工程变更级别，默认1
                     newGroup.totalQty = BigDecimal.ZERO;
                     return newGroup;
                 });
@@ -316,7 +316,7 @@ public class InventoryMoveServiceImpl implements InventoryMoveService {
                    newGroup.lotBatchNo = hu.getBatchNo();
                    newGroup.wdr = hu.getWdr();
                    newGroup.expiredDate = hu.getExpiredDate(); // 有效期值保留
-                   newGroup.engChgLevel = hu.getEngChgLevel() != null ? hu.getEngChgLevel() : 1; // 工程变更级别，默认1
+                   newGroup.engChgLevel = hu.getEngChgLevel() != null ? hu.getEngChgLevel() : "1"; // 工程变更级别，默认1
                    newGroup.totalQty = BigDecimal.ZERO;
                    return newGroup;
                });
@@ -761,7 +761,7 @@ public class InventoryMoveServiceImpl implements InventoryMoveService {
         String wdr;
         BigDecimal totalQty;
         Date expiredDate;
-        Integer engChgLevel; // 工程变更级别，默认1
+        String engChgLevel; // 工程变更级别，默认1
     }
 
      /**
diff --git a/src/main/java/com/gaotao/modules/warehouse/entity/InventoryStock.java b/src/main/java/com/gaotao/modules/warehouse/entity/InventoryStock.java
index 866bba2..354ba58 100644
--- a/src/main/java/com/gaotao/modules/warehouse/entity/InventoryStock.java
+++ b/src/main/java/com/gaotao/modules/warehouse/entity/InventoryStock.java
@@ -75,7 +75,7 @@ public class InventoryStock {
      * 默认值：1
      */
     @TableField("eng_chg_level")
-    private Integer engChgLevel;
+    private String engChgLevel;
 
     @TableField(exist = false)
     private BigDecimal printQty;
diff --git a/src/main/java/com/gaotao/modules/warehouse/service/impl/IfsInventoryInitServiceImpl.java b/src/main/java/com/gaotao/modules/warehouse/service/impl/IfsInventoryInitServiceImpl.java
index 2331193..eb8d579 100644
--- a/src/main/java/com/gaotao/modules/warehouse/service/impl/IfsInventoryInitServiceImpl.java
+++ b/src/main/java/com/gaotao/modules/warehouse/service/impl/IfsInventoryInitServiceImpl.java
@@ -160,7 +160,7 @@ public class IfsInventoryInitServiceImpl implements IfsInventoryInitService {
             handlingUnit.setManufactureDate(ifsStock.getManufactureDate());
             handlingUnit.setExpiredDate(ifsStock.getExpiredDate());
             handlingUnit.setUmId(request.getUmid());
-            handlingUnit.setEngChgLevel(ifsStock.getEngChgLevel() != null ? ifsStock.getEngChgLevel() : 1); // 设置工程变更级别，默认1
+            handlingUnit.setEngChgLevel(ifsStock.getEngChgLevel() != null ? ifsStock.getEngChgLevel() : "1"); // 设置工程变更级别，默认1
 
             // 保存HandlingUnit
             boolean saveResult = handlingUnitService.save(handlingUnit);
@@ -276,7 +276,7 @@ public class IfsInventoryInitServiceImpl implements IfsInventoryInitService {
             handlingUnit.setManufactureDate(ifsStock.getManufactureDate());
             handlingUnit.setExpiredDate(ifsStock.getExpiredDate());
             handlingUnit.setUmId(request.getUmid());
-            handlingUnit.setEngChgLevel(ifsStock.getEngChgLevel() != null ? ifsStock.getEngChgLevel() : 1); // 设置工程变更级别，默认1
+            handlingUnit.setEngChgLevel(ifsStock.getEngChgLevel() != null ? ifsStock.getEngChgLevel() : "1"); // 设置工程变更级别，默认1
 
             // 保存余数HandlingUnit
             boolean saveResult = handlingUnitService.save(handlingUnit);
@@ -480,7 +480,7 @@ public class IfsInventoryInitServiceImpl implements IfsInventoryInitService {
             }
 
             handlingUnit.setUmId(request.getUmid());
-            handlingUnit.setEngChgLevel(1); // 其它入库默认工程变更级别为1
+            handlingUnit.setEngChgLevel("1"); // 其它入库默认工程变更级别为1
 
             // 设置备注
             if (request.getRemark() != null && !request.getRemark().trim().isEmpty()) {
@@ -647,7 +647,7 @@ public class IfsInventoryInitServiceImpl implements IfsInventoryInitService {
                 handlingUnit.setManufactureDate(ifsStock.getManufactureDate());
                 handlingUnit.setExpiredDate(ifsStock.getExpiredDate());
                 handlingUnit.setUmId(item.getUmid());
-                handlingUnit.setEngChgLevel(ifsStock.getEngChgLevel() != null ? ifsStock.getEngChgLevel() : 1); // 设置工程变更级别，默认1
+                handlingUnit.setEngChgLevel(ifsStock.getEngChgLevel() != null ? ifsStock.getEngChgLevel() : "1"); // 设置工程变更级别，默认1
 
                 // 保存HandlingUnit
                 boolean saveResult = handlingUnitService.save(handlingUnit);
@@ -815,7 +815,7 @@ public class IfsInventoryInitServiceImpl implements IfsInventoryInitService {
                         String handlingUnitFlag = getValue(data, 18); // S列: HU
                         String isCommonlyUsed = getValue(data, 19); // T列: 密封性
                         String palletType = getValue(data, 20); // U列: A02型号(托盘类型)
-                        
+
                         // 解析Excel行数据 - V列: EngChgLevel（工程变更级别）
                         String engChgLevelStr = getValue(data, 21); // V列: EngChgLevel
 
@@ -870,7 +870,7 @@ public class IfsInventoryInitServiceImpl implements IfsInventoryInitService {
                         // 解析日期
                         Date manufactureDate = parseDate(receiptDateStr);
                         Date expiredDate = parseDate(expirationDateStr);
-                        
+
                         // 解析工程变更级别，默认值为1
                         Integer engChgLevel = 1;
                         if (StringUtils.isNotBlank(engChgLevelStr)) {