diff --git a/src/main/java/com/gaotao/modules/production/controller/ProductionWithdrawalController.java b/src/main/java/com/gaotao/modules/production/controller/ProductionWithdrawalController.java
new file mode 100644
index 0000000..7e288a0
--- /dev/null
+++ b/src/main/java/com/gaotao/modules/production/controller/ProductionWithdrawalController.java
@@ -0,0 +1,107 @@
+package com.gaotao.modules.production.controller;
+
+import com.gaotao.common.utils.R;
+import com.gaotao.common.validator.ValidatorUtils;
+import com.gaotao.modules.production.entity.dto.*;
+import com.gaotao.modules.production.service.ProductionWithdrawalService;
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.web.bind.annotation.*;
+
+import java.util.List;
+import java.util.Map;
+
+/**
+ * 生产退库控制器
+ * 
+ * <p><b>主要功能：</b></p>
+ * <ul>
+ *   <li>从IFS获取工单接收历史</li>
+ *   <li>扫描HU验证合法性</li>
+ *   <li>提交生产退库</li>
+ * </ul>
+ * 
+ * @author System
+ * @since 2025-01-21
+ */
+@Slf4j
+@RestController
+@RequestMapping("production/withdrawal")
+public class ProductionWithdrawalController {
+
+    @Autowired
+    private ProductionWithdrawalService productionWithdrawalService;
+
+    /**
+     * @Author System
+     * @Description 从IFS获取工单接收历史
+     * @Date 2025/01/21
+     * @Param [queryDto]
+     * @return com.gaotao.common.utils.R
+     **/
+    @PostMapping("/getShopOrderReceiveHist")
+    public R getShopOrderReceiveHist(@RequestBody ShopOrderQueryDto queryDto) {
+        try {
+            log.info("收到获取工单接收历史请求: {}", queryDto.getIfsOrderNo());
+            List<ShopOrderReceiveHistDto> histList = productionWithdrawalService.getShopOrderReceiveHist(queryDto);
+            return R.ok().put("data", histList);
+        } catch (Exception e) {
+            log.error("获取工单接收历史失败: {}", e.getMessage(), e);
+            return R.error(e.getMessage());
+        }
+    }
+
+    /**
+     * @Author System
+     * @Description 扫描HU验证是否可退库
+     * @Date 2025/01/21
+     * @Param [params]
+     * @return com.gaotao.common.utils.R
+     **/
+    @PostMapping("/scanHuForWithdrawal")
+    public R scanHuForWithdrawal(@RequestBody Map<String, String> params) {
+        try {
+            String unitId = params.get("unitId");
+            String site = params.get("site");
+            
+            log.info("收到扫描HU请求: unitId={}, site={}", unitId, site);
+            
+            if (unitId == null || unitId.trim().isEmpty()) {
+                return R.error("HU编码不能为空");
+            }
+            
+            if (site == null || site.trim().isEmpty()) {
+                return R.error("工厂编码不能为空");
+            }
+            
+            ProductionWithdrawalHuDto huDto = productionWithdrawalService.validateHuForWithdrawal(unitId, site);
+            return R.ok().put("data", huDto);
+        } catch (Exception e) {
+            log.error("扫描HU失败: {}", e.getMessage(), e);
+            return R.error(e.getMessage());
+        }
+    }
+
+    /**
+     * @Author System
+     * @Description 提交生产退库
+     * @Date 2025/01/21
+     * @Param [dto]
+     * @return com.gaotao.common.utils.R
+     **/
+    @PostMapping("/submitWithdrawal")
+    public R submitWithdrawal(@RequestBody ShopOrderWithdrawalDto dto) {
+        ValidatorUtils.validateEntity(dto);
+        try {
+            log.info("收到提交生产退库请求: 工单号={}, 料号={}, HU数量={}", 
+                     dto.getOrderNo(), dto.getPartNo(), dto.getUnitIds().size());
+            
+            String transNo = productionWithdrawalService.submitShopOrderWithdrawal(dto);
+            return R.ok("退库成功").put("data", transNo);
+        } catch (Exception e) {
+            log.error("提交生产退库失败: {}", e.getMessage(), e);
+            return R.error(e.getMessage());
+        }
+    }
+}
+
diff --git a/src/main/java/com/gaotao/modules/production/entity/dto/ProductionWithdrawalHuDto.java b/src/main/java/com/gaotao/modules/production/entity/dto/ProductionWithdrawalHuDto.java
new file mode 100644
index 0000000..62db360
--- /dev/null
+++ b/src/main/java/com/gaotao/modules/production/entity/dto/ProductionWithdrawalHuDto.java
@@ -0,0 +1,114 @@
+package com.gaotao.modules.production.entity.dto;
+
+import lombok.Data;
+
+import java.math.BigDecimal;
+import java.util.Date;
+
+/**
+ * 生产退库HU信息DTO
+ * 
+ * <p><b>用途：</b>扫描HU后返回的HU信息和验证结果</p>
+ * 
+ * @author System
+ * @since 2025-01-21
+ */
+@Data
+public class ProductionWithdrawalHuDto {
+    
+    /**
+     * HU编码
+     */
+    private String unitId;
+    
+    /**
+     * 工厂编码
+     */
+    private String site;
+    
+    /**
+     * 单元类型
+     */
+    private String unitType;
+    
+    /**
+     * 料号
+     */
+    private String partNo;
+    
+    /**
+     * 料号描述
+     */
+    private String partDesc;
+    
+    /**
+     * 数量
+     */
+    private BigDecimal qty;
+    
+    /**
+     * 批次号
+     */
+    private String batchNo;
+    
+    /**
+     * 仓库编码
+     */
+    private String warehouseId;
+    
+    /**
+     * 库位编码
+     */
+    private String locationId;
+    
+    /**
+     * 状态
+     */
+    private String status;
+    
+    /**
+     * 在库标记（Y=在库，N=不在库）
+     */
+    private String inStockFlag;
+    
+    /**
+     * 工单号
+     */
+    private String orderNo;
+    
+    /**
+     * 下达号
+     */
+    private String lineNo;
+    
+    /**
+     * 序列号
+     */
+    private String releaseNo;
+    
+    /**
+     * WDR号
+     */
+    private String wdr;
+    
+    /**
+     * 创建日期
+     */
+    private Date createdDate;
+    
+    /**
+     * 创建人
+     */
+    private String createdBy;
+    
+    /**
+     * 是否可退库（Y=可以，N=不可以）
+     */
+    private String canWithdraw;
+    
+    /**
+     * 不可退库原因
+     */
+    private String cannotWithdrawReason;
+}
+
diff --git a/src/main/java/com/gaotao/modules/production/entity/dto/ShopOrderReceiveHistDto.java b/src/main/java/com/gaotao/modules/production/entity/dto/ShopOrderReceiveHistDto.java
new file mode 100644
index 0000000..4e68295
--- /dev/null
+++ b/src/main/java/com/gaotao/modules/production/entity/dto/ShopOrderReceiveHistDto.java
@@ -0,0 +1,104 @@
+package com.gaotao.modules.production.entity.dto;
+
+import lombok.Data;
+
+import java.math.BigDecimal;
+
+/**
+ * 工单接收历史DTO
+ * 
+ * <p><b>用途：</b>从IFS获取的工单接收历史记录</p>
+ * <p><b>数据源：</b>IFS ShopOrderReceiveHist接口</p>
+ * 
+ * @author System
+ * @since 2025-01-21
+ */
+@Data
+public class ShopOrderReceiveHistDto {
+    
+    /**
+     * 工单号
+     */
+    private String sourceRef1;
+    
+    /**
+     * 下达号
+     */
+    private String sourceRef2;
+    
+    /**
+     * 序列号
+     */
+    private String sourceRef3;
+    
+    /**
+     * 行号
+     */
+    private String sourceRef4;
+    
+    /**
+     * 事务ID
+     */
+    private Long transactionId;
+    
+    /**
+     * 会计ID
+     */
+    private Long accountingId;
+    
+    /**
+     * 工厂编码
+     */
+    private String contract;
+    
+    /**
+     * 料号
+     */
+    private String partNo;
+    
+    /**
+     * 库位编码
+     */
+    private String locationNo;
+    
+    /**
+     * 批次号
+     */
+    private String lotBatchNo;
+    
+    /**
+     * 序列号（物料）
+     */
+    private String serialNo;
+    
+    /**
+     * WDR号
+     */
+    private String waivDevRejNo;
+    
+    /**
+     * 活动序列号
+     */
+    private Integer activitySeq;
+    
+    /**
+     * 工程变更级别
+     */
+    private String engChgLevel;
+    
+    /**
+     * 接收数量
+     */
+    private BigDecimal quantity;
+    
+    /**
+     * 已退数量
+     */
+    private BigDecimal qtyReversed;
+    
+    /**
+     * 处理单元ID
+     */
+    private Integer handlingUnitId;
+}
+
diff --git a/src/main/java/com/gaotao/modules/production/entity/dto/ShopOrderWithdrawalDto.java b/src/main/java/com/gaotao/modules/production/entity/dto/ShopOrderWithdrawalDto.java
new file mode 100644
index 0000000..90d8ba3
--- /dev/null
+++ b/src/main/java/com/gaotao/modules/production/entity/dto/ShopOrderWithdrawalDto.java
@@ -0,0 +1,129 @@
+package com.gaotao.modules.production.entity.dto;
+
+import lombok.Data;
+
+
+import java.math.BigDecimal;
+import java.util.List;
+
+/**
+ * 生产退库提交DTO
+ *
+ * <p><b>用途：</b>提交生产退库的请求参数</p>
+ *
+ * @author System
+ * @since 2025-01-21
+ */
+@Data
+public class ShopOrderWithdrawalDto {
+
+    /**
+     * 工厂编码
+     */
+
+    private String site;
+
+    /**
+     * 工单号
+     */
+
+    private String orderNo;
+
+    /**
+     * 下达号
+     */
+
+    private String releaseNo;
+
+    /**
+     * 序列号
+     */
+
+    private String sequenceNo;
+
+    /**
+     * 料号
+     */
+
+    private String partNo;
+
+    /**
+     * 料号描述
+     */
+    private String partDesc;
+
+    /**
+     * 库位编码
+     */
+
+    private String locationNo;
+
+    /**
+     * 批次号
+     */
+
+    private String batchNo;
+
+    /**
+     * 序列号（物料）
+     */
+    private String serialNo;
+
+    /**
+     * 工程变更级别
+     */
+    private String engChgLevel;
+
+    /**
+     * WDR号
+     */
+    private String wdr;
+
+    /**
+     * 退库数量
+     */
+
+    private BigDecimal transQty;
+
+    /**
+     * 已接收数量（从IFS获取）
+     */
+
+    private BigDecimal qtyReceived;
+
+    /**
+     * 会计ID（从IFS获取）
+     */
+
+    private Long accountingId;
+
+    /**
+     * 事务ID（从IFS获取）
+     */
+
+    private Long transactionId;
+
+    /**
+     * 行号
+     */
+
+    private String lineItemNo;
+
+    /**
+     * 仓库编码
+     */
+
+    private String warehouseId;
+
+    /**
+     * HU单元列表
+     */
+
+    private List<String> unitIds;
+
+    /**
+     * 退库原因
+     */
+    private String withdrawalReason;
+}
+
diff --git a/src/main/java/com/gaotao/modules/production/service/ProductionWithdrawalService.java b/src/main/java/com/gaotao/modules/production/service/ProductionWithdrawalService.java
new file mode 100644
index 0000000..11d3853
--- /dev/null
+++ b/src/main/java/com/gaotao/modules/production/service/ProductionWithdrawalService.java
@@ -0,0 +1,47 @@
+package com.gaotao.modules.production.service;
+
+import com.gaotao.modules.production.entity.dto.*;
+
+import java.util.List;
+
+/**
+ * 生产退库服务接口
+ * 
+ * <p><b>主要功能：</b></p>
+ * <ul>
+ *   <li>从IFS获取工单接收历史记录</li>
+ *   <li>扫描HU验证合法性</li>
+ *   <li>执行退库操作并同步IFS</li>
+ * </ul>
+ * 
+ * @author System
+ * @since 2025-01-21
+ */
+public interface ProductionWithdrawalService {
+
+    /**
+     * 从IFS获取工单接收历史记录
+     * 
+     * @param queryDto 查询参数（包含工单号、下达号、序列号）
+     * @return 工单接收历史记录列表
+     */
+    List<ShopOrderReceiveHistDto> getShopOrderReceiveHist(ShopOrderQueryDto queryDto);
+
+    /**
+     * 扫描HU验证合法性
+     * 
+     * @param unitId HU编码
+     * @param site 工厂编码
+     * @return HU信息和验证结果
+     */
+    ProductionWithdrawalHuDto validateHuForWithdrawal(String unitId, String site);
+
+    /**
+     * 提交生产退库
+     * 
+     * @param dto 退库参数
+     * @return 事务号
+     */
+    String submitShopOrderWithdrawal(ShopOrderWithdrawalDto dto);
+}
+
diff --git a/src/main/java/com/gaotao/modules/production/service/impl/ProductionWithdrawalServiceImpl.java b/src/main/java/com/gaotao/modules/production/service/impl/ProductionWithdrawalServiceImpl.java
new file mode 100644
index 0000000..7ec7894
--- /dev/null
+++ b/src/main/java/com/gaotao/modules/production/service/impl/ProductionWithdrawalServiceImpl.java
@@ -0,0 +1,442 @@
+package com.gaotao.modules.production.service.impl;
+
+import com.fasterxml.jackson.core.type.TypeReference;
+import com.fasterxml.jackson.databind.ObjectMapper;
+import com.gaotao.common.exception.XJException;
+import com.gaotao.common.utils.HttpUtils;
+import com.gaotao.common.utils.IfsErrorMessageUtils;
+import com.gaotao.modules.handlingunit.entity.HandlingUnit;
+import com.gaotao.modules.handlingunit.service.HandlingUnitService;
+import com.gaotao.modules.production.entity.dto.*;
+import com.gaotao.modules.production.service.ProductionWithdrawalService;
+import com.gaotao.modules.sys.entity.SysUserEntity;
+import com.gaotao.modules.trans.entity.*;
+import com.gaotao.modules.trans.service.TransDetailService;
+import com.gaotao.modules.trans.service.TransDetailSubService;
+import com.gaotao.modules.trans.service.TransHeaderService;
+import com.gaotao.modules.trans.service.TransNoControlService;
+import com.gaotao.modules.warehouse.service.InventoryStockService;
+import lombok.extern.slf4j.Slf4j;
+import org.apache.shiro.SecurityUtils;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.beans.factory.annotation.Value;
+import org.springframework.stereotype.Service;
+import org.springframework.transaction.annotation.Transactional;
+
+import java.math.BigDecimal;
+import java.util.*;
+import java.util.stream.Collectors;
+
+/**
+ * 生产退库服务实现类
+ *
+ * <p><b>主要功能：</b></p>
+ * <ul>
+ *   <li>从IFS获取工单接收历史记录</li>
+ *   <li>扫描HU验证合法性</li>
+ *   <li>执行退库操作并同步IFS</li>
+ * </ul>
+ *
+ * <p><b>关键业务规则：</b></p>
+ * <ul>
+ *   <li>只能退库inStockFlag='Y'的HU</li>
+ *   <li>HU必须是生产入库创建的（sourceType='SHOP_ORDER_RECEIVE'）</li>
+ *   <li>退库后需要同步更新IFS系统</li>
+ *   <li>退库后HU状态变更为N，库存扣减</li>
+ * </ul>
+ *
+ * @author System
+ * @since 2025-01-21
+ */
+@Slf4j
+@Service("productionWithdrawalService")
+public class ProductionWithdrawalServiceImpl implements ProductionWithdrawalService {
+
+    @Autowired
+    private HandlingUnitService handlingUnitService;
+
+    @Autowired
+    private TransHeaderService transHeaderService;
+
+    @Autowired
+    private TransDetailService transDetailService;
+
+    @Autowired
+    private TransDetailSubService transDetailSubService;
+
+    @Autowired
+    private InventoryStockService inventoryStockService;
+
+    @Autowired
+    private TransNoControlService transNoService;
+
+    @Value("${custom.ifs-url}")
+    private String ifsUrl;
+
+    @Value("${custom.ifs-ifsDBName}")
+    private String ifsDBName;
+
+    @Value("${custom.ifs-domainUserID}")
+    private String domainUserID;
+
+    /**
+     * @Author System
+     * @Description 从IFS获取工单接收历史记录
+     * @Date 2025/01/21
+     * @Param [queryDto]
+     * @return List<ShopOrderReceiveHistDto>
+     **/
+    @Override
+    public List<ShopOrderReceiveHistDto> getShopOrderReceiveHist(ShopOrderQueryDto queryDto) {
+        try {
+            log.info("=== 开始从IFS获取工单接收历史 ===");
+            log.info("工单号: {}, 下达号: {}, 序列号: {}",
+                     queryDto.getIfsOrderNo(), queryDto.getIfsReleaseNo(), queryDto.getIfsSequenceNo());
+
+            // 构建IFS接口参数
+            Map<String, Object> params = new HashMap<>();
+            params.put("ifsDBName", queryDto.getIfsDBName() != null ? queryDto.getIfsDBName() : ifsDBName);
+            params.put("domainUserID", queryDto.getDomainUserID() != null ? queryDto.getDomainUserID() : domainUserID);
+            params.put("ifsSiteID", queryDto.getIfsSiteID());
+            params.put("ifsOrderNo", queryDto.getIfsOrderNo());
+            params.put("ifsReleaseNo", queryDto.getIfsReleaseNo());
+            params.put("ifsSequenceNo", queryDto.getIfsSequenceNo());
+
+            ObjectMapper objectMapper = new ObjectMapper();
+            String jsonBody = objectMapper.writeValueAsString(params);
+            log.info("IFS请求参数: {}", jsonBody);
+
+            // 调用IFS接口
+            String ifsResponse = HttpUtils.doGetWithBody(ifsUrl + "ShopOrderReceiveHist", jsonBody, null);
+            log.info("IFS响应: {}", ifsResponse);
+
+            // 解析响应数据
+            List<Map<String, Object>> responseList = objectMapper.readValue(ifsResponse,
+                    new TypeReference<List<Map<String, Object>>>() {});
+
+            // 转换为DTO对象
+            List<ShopOrderReceiveHistDto> resultList = responseList.stream().map(map -> {
+                ShopOrderReceiveHistDto dto = new ShopOrderReceiveHistDto();
+                dto.setSourceRef1((String) map.get("SOURCE_REF1"));
+                dto.setSourceRef2((String) map.get("SOURCE_REF2"));
+                dto.setSourceRef3((String) map.get("SOURCE_REF3"));
+                dto.setSourceRef4((String) map.get("SOURCE_REF4"));
+                dto.setTransactionId(((Number) map.get("TRANSACTION_ID")).longValue());
+                dto.setAccountingId(((Number) map.get("ACCOUNTING_ID")).longValue());
+                dto.setContract((String) map.get("CONTRACT"));
+                dto.setPartNo((String) map.get("PART_NO"));
+                dto.setLocationNo((String) map.get("LOCATION_NO"));
+                dto.setLotBatchNo((String) map.get("LOT_BATCH_NO"));
+                dto.setSerialNo((String) map.get("SERIAL_NO"));
+                dto.setWaivDevRejNo((String) map.get("WAIV_DEV_REJ_NO"));
+                dto.setActivitySeq(((Number) map.get("ACTIVITY_SEQ")).intValue());
+                dto.setEngChgLevel((String) map.get("ENG_CHG_LEVEL"));
+                dto.setQuantity(new BigDecimal(map.get("QUANTITY").toString()));
+                dto.setQtyReversed(new BigDecimal(map.get("QTY_REVERSED").toString()));
+                dto.setHandlingUnitId(((Number) map.get("HANDLING_UNIT_ID")).intValue());
+                return dto;
+            }).collect(Collectors.toList());
+
+            log.info("=== 从IFS获取工单接收历史成功 === 返回记录数: {}", resultList.size());
+            return resultList;
+
+        } catch (Exception e) {
+            log.error("=== 从IFS获取工单接收历史失败 === 错误信息: {}", e.getMessage(), e);
+            throw new XJException("获取工单接收历史失败: " + e.getMessage());
+        }
+    }
+
+    /**
+     * @Author System
+     * @Description 扫描HU验证合法性
+     * @Date 2025/01/21
+     * @Param [unitId, site]
+     * @return ProductionWithdrawalHuDto
+     **/
+    @Override
+    public ProductionWithdrawalHuDto validateHuForWithdrawal(String unitId, String site) {
+        log.info("=== 开始验证HU退库合法性 ===");
+        log.info("HU编码: {}, 工厂: {}", unitId, site);
+
+        try {
+            // 查询HU信息
+            HandlingUnit hu = handlingUnitService.lambdaQuery()
+                    .eq(HandlingUnit::getUnitId, unitId)
+                    .eq(HandlingUnit::getSite, site)
+                    .one();
+
+            if (hu == null) {
+                throw new XJException("HU不存在：" + unitId);
+            }
+
+            // 构建返回DTO
+            ProductionWithdrawalHuDto dto = new ProductionWithdrawalHuDto();
+            dto.setUnitId(hu.getUnitId());
+            dto.setSite(hu.getSite());
+            dto.setUnitType(hu.getUnitType());
+            dto.setPartNo(hu.getPartNo());
+            dto.setPartDesc(hu.getPartDesc());
+            dto.setQty(hu.getQty());
+            dto.setBatchNo(hu.getBatchNo());
+            dto.setWarehouseId(hu.getWarehouseId());
+            dto.setLocationId(hu.getLocationId());
+            dto.setStatus(hu.getStatus());
+            dto.setInStockFlag(hu.getInStockFlag());
+            dto.setOrderNo(hu.getOrderNo());
+            dto.setLineNo(hu.getLineNo());
+            dto.setReleaseNo(hu.getReleaseNo());
+            dto.setWdr(hu.getWdr());
+            dto.setCreatedDate(hu.getCreatedDate());
+            dto.setCreatedBy(hu.getCreatedBy());
+
+            // 验证HU是否可退库
+            StringBuilder reason = new StringBuilder();
+            boolean canWithdraw = true;
+
+            // 1. 检查HU是否在库
+            if (!"Y".equals(hu.getInStockFlag())) {
+                reason.append("HU未入库或已出库；");
+                canWithdraw = false;
+            }
+
+            // 2. 检查HU来源类型
+            if (!"SHOP_ORDER_RECEIVE".equals(hu.getSourceType())) {
+                reason.append("HU不是生产入库创建的；");
+                canWithdraw = false;
+            }
+
+            // 3. 检查HU状态
+            if (!"ACTIVE".equals(hu.getStatusDb())) {
+                reason.append("HU状态不是活动状态；");
+                canWithdraw = false;
+            }
+
+            // 4. 检查是否已预留
+            if ("Y".equals(hu.getReserveFlag())) {
+                reason.append("HU已被预留；");
+                canWithdraw = false;
+            }
+
+            // 5. 检查是否已冻结
+            if ("Y".equals(hu.getFreezeFlag())) {
+                reason.append("HU已被冻结；");
+                canWithdraw = false;
+            }
+
+            dto.setCanWithdraw(canWithdraw ? "Y" : "N");
+            dto.setCannotWithdrawReason(reason.length() > 0 ? reason.toString() : null);
+
+            if (canWithdraw) {
+                log.info("=== HU退库验证通过 ===");
+            } else {
+                log.warn("=== HU退库验证失败 === 原因: {}", dto.getCannotWithdrawReason());
+            }
+
+            return dto;
+
+        } catch (XJException e) {
+            throw e;
+        } catch (Exception e) {
+            log.error("=== 验证HU退库合法性失败 === 错误信息: {}", e.getMessage(), e);
+            throw new XJException("验证HU失败: " + e.getMessage());
+        }
+    }
+
+    /**
+     * @Author System
+     * @Description 提交生产退库
+     * @Date 2025/01/21
+     * @Param [dto]
+     * @return String 事务号
+     **/
+    @Override
+    @Transactional(rollbackFor = Exception.class)
+    public String submitShopOrderWithdrawal(ShopOrderWithdrawalDto dto) {
+        log.info("=== 开始生产退库 ===");
+        log.info("工单号: {}, 料号: {}, 退库数量: {}", dto.getOrderNo(), dto.getPartNo(), dto.getTransQty());
+
+        try {
+            SysUserEntity currentUser = (SysUserEntity) SecurityUtils.getSubject().getPrincipal();
+
+            // 1. 验证所有HU
+            BigDecimal totalQty = BigDecimal.ZERO;
+            List<HandlingUnit> huList = new ArrayList<>();
+
+            for (String unitId : dto.getUnitIds()) {
+                ProductionWithdrawalHuDto huDto = validateHuForWithdrawal(unitId, dto.getSite());
+
+                if (!"Y".equals(huDto.getCanWithdraw())) {
+                    throw new XJException("HU不可退库：" + unitId + "，原因：" + huDto.getCannotWithdrawReason());
+                }
+
+                // 验证HU的料号、批次等信息是否匹配
+                if (!dto.getPartNo().equals(huDto.getPartNo())) {
+                    throw new XJException("HU料号不匹配：期望" + dto.getPartNo() + "，实际" + huDto.getPartNo());
+                }
+
+                if (!dto.getBatchNo().equals(huDto.getBatchNo())) {
+                    throw new XJException("HU批次号不匹配：期望" + dto.getBatchNo() + "，实际" + huDto.getBatchNo());
+                }
+
+                totalQty = totalQty.add(huDto.getQty());
+
+                HandlingUnit hu = handlingUnitService.lambdaQuery()
+                        .eq(HandlingUnit::getUnitId, unitId)
+                        .one();
+                huList.add(hu);
+            }
+
+            // 验证总数量
+            if (totalQty.compareTo(dto.getTransQty()) != 0) {
+                throw new XJException("HU总数量不匹配：期望" + dto.getTransQty() + "，实际" + totalQty);
+            }
+
+            log.info("HU验证通过，总数量: {}", totalQty);
+
+            // 2. 生成事务号
+            TransNoControl transTrans = transNoService.getTransNo(dto.getSite(), "SRR", 10);
+            String transNo = transTrans.getNewTransNo();
+            log.info("生成事务号: {}", transNo);
+
+            // 3. 创建TransHeader
+            TransHeader transHeader = new TransHeader();
+            transHeader.setSite(dto.getSite());
+            transHeader.setTransNo(transNo);
+            transHeader.setTransDate(new Date());
+            transHeader.setTransTypeDb("SRR"); // Shop Order Issue Reversal (生产退库)
+            transHeader.setWarehouseId(dto.getWarehouseId());
+            transHeader.setUserId(currentUser.getUserId().toString());
+            transHeader.setUserName(currentUser.getUserDisplay());
+            transHeader.setRemark(dto.getWithdrawalReason() != null ? dto.getWithdrawalReason() : "生产退库");
+            transHeader.setOrderRef1(dto.getOrderNo());
+            transHeader.setOrderRef2(dto.getReleaseNo());
+            transHeader.setOrderRef3(dto.getSequenceNo());
+            transHeader.setStatus("COMPLETED");
+            transHeader.setEnterDate(new Date());
+            transHeader.setIfsFlag("Y"); // 待同步IFS
+            transHeaderService.save(transHeader);
+            log.info("创建TransHeader成功");
+
+            // 4. 创建TransDetail
+            TransDetailDto transDetail = new TransDetailDto();
+            transDetail.setTransNo(transNo);
+            transDetail.setSite(dto.getSite());
+            transDetail.setItemNo(1d);
+            transDetail.setWarehouseId(dto.getWarehouseId());
+            transDetail.setPartNo(dto.getPartNo());
+            transDetail.setPartDesc(dto.getPartDesc());
+            transDetail.setTransQty(dto.getTransQty());
+            transDetail.setBatchNo(dto.getBatchNo());
+            transDetail.setLocationId(dto.getLocationNo());
+            transDetail.setDirection("-"); // 出库
+            transDetail.setOrderRef1(dto.getOrderNo());
+            transDetail.setOrderRef2(dto.getReleaseNo());
+            transDetail.setOrderRef3(dto.getSequenceNo());
+            transDetail.setWdr(dto.getWdr() != null ? dto.getWdr() : "*");
+            transDetail.setRemark(dto.getWithdrawalReason() != null ? dto.getWithdrawalReason() : "生产退库");
+            transDetail.setNeedHandlingUnit("Y");
+            transDetailService.save(transDetail);
+            log.info("创建TransDetail成功");
+
+            // 5. 创建TransDetailSub并更新HU状态
+            for (int i = 0; i < huList.size(); i++) {
+                HandlingUnit hu = huList.get(i);
+
+                // 创建TransDetailSub记录
+                TransDetailSub transDetailSub = new TransDetailSub();
+                transDetailSub.setSite(dto.getSite());
+                transDetailSub.setTransNo(transNo);
+                transDetailSub.setItemNo((double) i + 1);
+                transDetailSub.setSeqNo(1d);
+                transDetailSub.setSubQty(hu.getQty().doubleValue());
+                transDetailSub.setOrderRef1(dto.getOrderNo());
+                transDetailSub.setOrderRef2(hu.getUnitId());
+                transDetailSub.setLocationId(dto.getLocationNo());
+                transDetailSub.setBatchNo(dto.getBatchNo());
+                transDetailSub.setPartNo(dto.getPartNo());
+                transDetailSub.setSubNo(hu.getUnitId());
+                transDetailSub.setOrderRef3(dto.getSequenceNo());
+                transDetailSub.setDirection("-"); // 出库
+                transDetailSubService.save(transDetailSub);
+
+                // 更新HU状态
+                hu.setInStockFlag("N"); // 退库后不在库
+                hu.setStatus("WITHDRAWN");
+                hu.setStatusDb("WITHDRAWN");
+                hu.setModifiedDate(new Date());
+                hu.setModifiedBy(currentUser.getUserDisplay());
+                hu.setRemark("生产退库：" + transNo);
+                handlingUnitService.updateById(hu);
+            }
+            log.info("创建TransDetailSub成功，数量: {}", huList.size());
+
+            // 6. 扣减库存
+            inventoryStockService.reduceStockWithLock(
+                    dto.getSite(),
+                    dto.getWarehouseId(),
+                    dto.getPartNo(),
+                    dto.getBatchNo(),
+                    dto.getLocationNo(),
+                    dto.getTransQty(),
+                    "*"
+            );
+            log.info("扣减库存成功");
+
+            // 7. 调用IFS接口ManualUnreceiveShopOrder
+            callIfsManualUnreceiveShopOrder(dto, transNo);
+            log.info("=== 生产退库完成 === 事务号: {}", transNo);
+
+            return transNo;
+
+        } catch (Exception e) {
+            log.error("=== 生产退库失败 === 错误信息: {}", e.getMessage(), e);
+            throw new XJException("生产退库失败: " + e.getMessage());
+        }
+    }
+
+    /**
+     * @Author System
+     * @Description 调用IFS接口ManualUnreceiveShopOrder
+     * @Date 2025/01/21
+     * @Param [dto, transNo]
+     **/
+    private void callIfsManualUnreceiveShopOrder(ShopOrderWithdrawalDto dto, String transNo) throws Exception {
+        log.info("=== 开始调用IFS ManualUnreceiveShopOrder接口 ===");
+
+        // 构建IFS接口参数
+        Map<String, Object> params = new HashMap<>();
+        params.put("ifsDBName", ifsDBName);
+        params.put("domainUserID", domainUserID);
+        params.put("ifsContract", dto.getSite());
+        params.put("ifsOrderNo", dto.getOrderNo());
+        params.put("ifsReleaseNo", dto.getReleaseNo());
+        params.put("ifsSequenceNo", dto.getSequenceNo());
+        params.put("ifsPartNo", dto.getPartNo());
+        params.put("ifsLocationNo", dto.getLocationNo());
+        params.put("ifsLotBatchNo", dto.getBatchNo());
+        params.put("ifsSerialNo", dto.getSerialNo() != null ? dto.getSerialNo() : "*");
+        params.put("ifsEngChgLevel", dto.getEngChgLevel() != null ? dto.getEngChgLevel() : "1");
+        params.put("ifsWDRNo", dto.getWdr() != null ? dto.getWdr() : "*");
+        params.put("ifsTransactionQty", dto.getTransQty().doubleValue());
+        params.put("ifsQtyReceived", dto.getQtyReceived().doubleValue());
+        params.put("ifsAccountingID", dto.getAccountingId());
+        params.put("ifsTransactionID", dto.getTransactionId());
+        params.put("ifsLineItemNo", dto.getLineItemNo());
+
+        ObjectMapper objectMapper = new ObjectMapper();
+        String jsonBody = objectMapper.writeValueAsString(params);
+        log.info("IFS请求参数: {}", jsonBody);
+
+        String ifsResponse = HttpUtils.doPost(ifsUrl + "ManualUnreceiveShopOrder", jsonBody, null);
+        log.info("IFS响应: {}", ifsResponse);
+
+        if ("IFSUpdated".equals(ifsResponse) || "\"IFSUpdated\"".equals(ifsResponse)) {
+            log.info("IFS生产退库成功");
+        } else {
+            log.error("IFS生产退库失败: {}", ifsResponse);
+            String errorMessage = IfsErrorMessageUtils.extractOracleErrorMessage(ifsResponse);
+            throw new Exception(errorMessage);
+        }
+    }
+}
+