diff --git a/klp-wms/src/main/java/com/klp/controller/WmsMaterialCoilController.java b/klp-wms/src/main/java/com/klp/controller/WmsMaterialCoilController.java
index b41bb5b3..69285dd6 100644
--- a/klp-wms/src/main/java/com/klp/controller/WmsMaterialCoilController.java
+++ b/klp-wms/src/main/java/com/klp/controller/WmsMaterialCoilController.java
@@ -323,6 +323,78 @@ public class WmsMaterialCoilController extends BaseController {
     }
 
 
+    /**
+     * 特殊分卷 - 第一步：锁定钢卷
+     * 设置钢卷独占状态
+     */
+    @Log(title = "钢卷物料表", businessType = BusinessType.UPDATE)
+    @RepeatSubmit()
+    @PostMapping("/specialSplit/start")
+    public R<Long> startSpecialSplit(
+        @NotNull(message = "钢卷ID不能为空")
+        @RequestParam Long coilId) {
+        try {
+            Boolean result = iWmsMaterialCoilService.startSpecialSplit(coilId);
+            if (Boolean.TRUE.equals(result)) {
+                return R.ok();
+            }
+            return R.fail("钢卷锁定失败");
+        } catch (RuntimeException e) {
+            return R.fail(e.getMessage());
+        }
+    }
+
+
+    /**
+     * 特殊分卷 - 第二步：逐个创建子钢卷
+     * 生成单个子钢卷并更新二维码信息
+     */
+    @Log(title = "钢卷物料表", businessType = BusinessType.INSERT)
+    @RepeatSubmit()
+    @PostMapping("/specialSplit/createChild")
+    public R<WmsMaterialCoilVo> createChildCoilInSpecialSplit(
+        @NotNull(message = "母卷ID不能为空")
+        @RequestParam Long parentCoilId,
+
+        @NotNull(message = "待操作记录ID不能为空")
+        @RequestParam Long pendingActionId,
+
+        @RequestBody @NotNull(message = "子钢卷数据不能为空")
+        WmsMaterialCoilBo childCoilBo) {
+
+        try {
+            WmsMaterialCoilVo result =
+                iWmsMaterialCoilService.createChildCoilInSpecialSplit(
+                    parentCoilId, childCoilBo, pendingActionId
+                );
+            return R.ok(result);
+        } catch (RuntimeException e) {
+            return R.fail("创建子钢卷失败：" + e.getMessage());
+        }
+    }
+
+    /**
+     * 特殊分卷 - 第三步：完成分卷操作
+     * 批量更新二维码追溯信息，设置母卷为历史数据，解除独占状态
+     */
+    @Log(title = "钢卷物料表", businessType = BusinessType.UPDATE)
+    @RepeatSubmit()
+    @PostMapping("/specialSplit/complete")
+    public R<Map<String, Object>> completeSpecialSplit(
+        @NotNull(message = "待操作记录ID不能为空")
+        @RequestParam Long pendingActionId) {
+
+        try {
+            Map<String, Object> result =
+                iWmsMaterialCoilService.completeSpecialSplit(pendingActionId);
+            return R.ok(result);
+        } catch (RuntimeException e) {
+            return R.fail("完成分卷失败：" + e.getMessage());
+        }
+    }
+
+
+
 
 }
 
diff --git a/klp-wms/src/main/java/com/klp/domain/WmsMaterialCoil.java b/klp-wms/src/main/java/com/klp/domain/WmsMaterialCoil.java
index 5b0067b9..e285d281 100644
--- a/klp-wms/src/main/java/com/klp/domain/WmsMaterialCoil.java
+++ b/klp-wms/src/main/java/com/klp/domain/WmsMaterialCoil.java
@@ -144,5 +144,10 @@ public class WmsMaterialCoil extends BaseEntity {
     private String temperGrade;
     // 镀层种类
     private String coatingType;
+
+    /**
+     * 独占状态（0=未独占，1=特殊分卷中）
+     */
+    private Integer exclusiveStatus;
 }
 
diff --git a/klp-wms/src/main/java/com/klp/domain/bo/WmsCoilPendingActionBo.java b/klp-wms/src/main/java/com/klp/domain/bo/WmsCoilPendingActionBo.java
index d00f4f00..12bb3709 100644
--- a/klp-wms/src/main/java/com/klp/domain/bo/WmsCoilPendingActionBo.java
+++ b/klp-wms/src/main/java/com/klp/domain/bo/WmsCoilPendingActionBo.java
@@ -106,5 +106,8 @@ public class WmsCoilPendingActionBo extends BaseEntity {
     @JsonFormat(pattern = "yyyy-MM-dd HH:mm:ss")
     @DateTimeFormat(pattern = "yyyy-MM-dd HH:mm:ss")
     private Date endTime;
+
+    //备注
+    private String remark;
 }
 
diff --git a/klp-wms/src/main/java/com/klp/domain/bo/WmsMaterialCoilBo.java b/klp-wms/src/main/java/com/klp/domain/bo/WmsMaterialCoilBo.java
index 1bf107ff..43f13438 100644
--- a/klp-wms/src/main/java/com/klp/domain/bo/WmsMaterialCoilBo.java
+++ b/klp-wms/src/main/java/com/klp/domain/bo/WmsMaterialCoilBo.java
@@ -221,5 +221,10 @@ public class WmsMaterialCoilBo extends BaseEntity {
     private String temperGrade;
     // 镀层种类
     private String coatingType;
+
+    /**
+     * 独占状态（0=未独占，1=特殊分卷中）
+     */
+    private Integer exclusiveStatus;
 }
 
diff --git a/klp-wms/src/main/java/com/klp/domain/vo/WmsMaterialCoilVo.java b/klp-wms/src/main/java/com/klp/domain/vo/WmsMaterialCoilVo.java
index 45658a99..a1366784 100644
--- a/klp-wms/src/main/java/com/klp/domain/vo/WmsMaterialCoilVo.java
+++ b/klp-wms/src/main/java/com/klp/domain/vo/WmsMaterialCoilVo.java
@@ -328,5 +328,10 @@ public class WmsMaterialCoilVo extends BaseEntity {
     private String temperGrade;
     // 镀层种类
     private String coatingType;
+
+    /**
+     * 独占状态（0=未独占，1=特殊分卷中）
+     */
+    private Integer exclusiveStatus;
 }
 
diff --git a/klp-wms/src/main/java/com/klp/service/IWmsMaterialCoilService.java b/klp-wms/src/main/java/com/klp/service/IWmsMaterialCoilService.java
index aadb7f4d..d6c9e693 100644
--- a/klp-wms/src/main/java/com/klp/service/IWmsMaterialCoilService.java
+++ b/klp-wms/src/main/java/com/klp/service/IWmsMaterialCoilService.java
@@ -159,5 +159,36 @@ public interface IWmsMaterialCoilService {
      */
     Map<String, Object> rollbackCoil(@NotNull(message = "当前钢卷ID不能为空") Long currentCoilId);
 
+    /**
+     * 特殊分卷 - 第一步：锁定钢卷
+     * 设置钢卷独占状态
+     *
+     * @param coilId 被分卷的钢卷ID
+     * @return 待操作记录ID
+     */
+    Boolean startSpecialSplit(@NotNull(message = "钢卷ID不能为空") Long coilId);
+
+    /**
+     * 特殊分卷 - 第二步：逐个创建子钢卷
+     * 生成单个子钢卷并更新二维码信息，不设置母卷为历史数据
+     *
+     * @param parentCoilId 母卷ID
+     * @param childCoilBo 子钢卷数据
+     * @param pendingActionId 待操作记录ID
+     * @return 创建的子钢卷信息
+     */
+    WmsMaterialCoilVo createChildCoilInSpecialSplit(@NotNull(message = "母卷ID不能为空") Long parentCoilId,
+                                                    @NotNull(message = "子钢卷数据不能为空") WmsMaterialCoilBo childCoilBo,
+                                                    @NotNull(message = "待操作记录ID不能为空") Long pendingActionId);
+
+    /**
+     * 特殊分卷 - 第三步：完成分卷操作
+     * 批量更新二维码追溯信息，设置母卷为历史数据，解除独占状态
+     *
+     * @param pendingActionId 待操作记录ID
+     * @return 操作结果
+     */
+    Map<String, Object> completeSpecialSplit(@NotNull(message = "待操作记录ID不能为空") Long pendingActionId);
+
 }
 
diff --git a/klp-wms/src/main/java/com/klp/service/impl/WmsCoilPendingActionServiceImpl.java b/klp-wms/src/main/java/com/klp/service/impl/WmsCoilPendingActionServiceImpl.java
index d7aa3534..83808b29 100644
--- a/klp-wms/src/main/java/com/klp/service/impl/WmsCoilPendingActionServiceImpl.java
+++ b/klp-wms/src/main/java/com/klp/service/impl/WmsCoilPendingActionServiceImpl.java
@@ -10,6 +10,10 @@ import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
 import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
 import com.baomidou.mybatisplus.core.toolkit.Wrappers;
 import com.klp.common.helper.LoginHelper;
+import com.klp.domain.WmsMaterialCoil;
+import com.klp.domain.vo.WmsMaterialCoilVo;
+import com.klp.mapper.WmsMaterialCoilMapper;
+import com.klp.service.IWmsMaterialCoilService;
 import com.klp.system.service.ISysUserService;
 import lombok.RequiredArgsConstructor;
 import org.springframework.stereotype.Service;
@@ -35,6 +39,7 @@ public class WmsCoilPendingActionServiceImpl implements IWmsCoilPendingActionSer
     private final WmsCoilPendingActionMapper baseMapper;
 
     private final ISysUserService userService;
+    private final WmsMaterialCoilMapper materialCoilMapper;
 
     /**
      * 查询钢卷待操作
@@ -123,6 +128,12 @@ public class WmsCoilPendingActionServiceImpl implements IWmsCoilPendingActionSer
     public Boolean insertByBo(WmsCoilPendingActionBo bo) {
         WmsCoilPendingAction add = BeanUtil.toBean(bo, WmsCoilPendingAction.class);
         validEntityBeforeSave(add);
+        if (add.getCoilId() != null){
+            WmsMaterialCoil materialCoil = materialCoilMapper.selectById(add.getCoilId());
+            if (materialCoil.getExclusiveStatus() !=0) {
+                throw new RuntimeException("该钢卷正在单步分条，请勿重复操作！");
+            }
+        }
         // 设置默认值
         if (add.getActionStatus() == null) {
             add.setActionStatus(0); // 默认待处理
diff --git a/klp-wms/src/main/java/com/klp/service/impl/WmsMaterialCoilServiceImpl.java b/klp-wms/src/main/java/com/klp/service/impl/WmsMaterialCoilServiceImpl.java
index 88e24d25..ec8f78f4 100644
--- a/klp-wms/src/main/java/com/klp/service/impl/WmsMaterialCoilServiceImpl.java
+++ b/klp-wms/src/main/java/com/klp/service/impl/WmsMaterialCoilServiceImpl.java
@@ -19,6 +19,8 @@ import com.klp.common.utils.spring.SpringUtils;
 import com.klp.domain.*;
 import com.klp.domain.bo.*;
 import com.klp.domain.vo.*;
+import com.klp.domain.WmsCoilPendingAction;
+import com.klp.domain.bo.WmsCoilPendingActionBo;
 import com.klp.mapper.WmsDeliveryPlanMapper;
 import com.klp.system.service.ISysUserService;
 import lombok.RequiredArgsConstructor;
@@ -39,6 +41,7 @@ import com.klp.service.IWmsWarehouseService;
 import com.klp.service.IWmsActualWarehouseService;
 import com.klp.service.IWmsRawMaterialService;
 import com.klp.service.IWmsBomItemService;
+import com.klp.service.IWmsCoilPendingActionService;
 import com.klp.service.IWmsProductService;
 import com.fasterxml.jackson.databind.ObjectMapper;
 
@@ -65,6 +68,7 @@ public class WmsMaterialCoilServiceImpl implements IWmsMaterialCoilService {
     private final IWmsActualWarehouseService actualWarehouseService;
     private final IWmsRawMaterialService rawMaterialService;
     private final IWmsBomItemService bomItemService;
+    private final IWmsCoilPendingActionService coilPendingActionService;
     private final IWmsProductService productService;
     private final ISysUserService userService;
     private final WmsDeliveryPlanMapper deliveryPlanMapper;
@@ -350,6 +354,8 @@ public class WmsMaterialCoilServiceImpl implements IWmsMaterialCoilService {
         // 锌层种类和调制度
         qw.eq(StringUtils.isNotBlank(bo.getCoatingType()), "mc.coating_type", bo.getCoatingType());
         qw.eq(StringUtils.isNotBlank(bo.getTemperGrade()), "mc.temper_grade", bo.getTemperGrade());
+        // 独占状态
+        qw.eq(bo.getExclusiveStatus() != null, "mc.exclusive_status", bo.getExclusiveStatus());
         // 统一处理 warehouseId 与 warehouseIds：
         List<Long> warehouseIdList = new ArrayList<>();
         if (bo.getWarehouseId() != null) {
@@ -986,6 +992,9 @@ public class WmsMaterialCoilServiceImpl implements IWmsMaterialCoilService {
             throw new RuntimeException("钢卷ID不能为空");
         }
 
+        // 检查独占状态
+        validateCoilOperationPermission(bo.getCoilId(), "简单更新");
+
         // 查询原钢卷是否存在
         WmsMaterialCoil oldCoil = baseMapper.selectById(bo.getCoilId());
         if (oldCoil == null) {
@@ -1034,6 +1043,9 @@ public class WmsMaterialCoilServiceImpl implements IWmsMaterialCoilService {
      * 单个更新
      */
     private Boolean updateBySingle(WmsMaterialCoilBo bo) {
+        // 检查独占状态
+        validateCoilOperationPermission(bo.getCoilId(), "单个更新");
+
         // 查询原钢卷
         WmsMaterialCoil oldCoil = baseMapper.selectById(bo.getCoilId());
         if (oldCoil == null) {
@@ -1219,10 +1231,39 @@ public class WmsMaterialCoilServiceImpl implements IWmsMaterialCoilService {
         }
     }
 
+    /**
+     * 检查钢卷是否被独占（用于单步分卷操作）
+     * @param coilId 钢卷ID
+     * @return true表示未被独占，false表示被独占
+     */
+    private boolean checkExclusiveStatus(Long coilId) {
+        if (coilId == null) {
+            return true;
+        }
+        WmsMaterialCoil coil = baseMapper.selectById(coilId);
+        return coil == null || coil.getExclusiveStatus() == null || coil.getExclusiveStatus() == 0;
+    }
+
+    /**
+     * 验证钢卷操作权限（检查独占状态）
+     * @param coilId 钢卷ID
+     * @param operation 操作名称（用于错误信息）
+     */
+    private void validateCoilOperationPermission(Long coilId, String operation) {
+        if (!checkExclusiveStatus(coilId)) {
+            throw new RuntimeException("钢卷正在进行单步分卷操作中，无法执行" + operation + "操作");
+        }
+    }
+
     /**
      * 批量更新（分卷/合卷）
      */
     private Boolean updateByBatch(WmsMaterialCoilBo bo) {
+        // 检查独占状态
+        if (bo.getCoilId() != null) {
+            validateCoilOperationPermission(bo.getCoilId(), "批量更新");
+        }
+
         // 查询原钢卷（分卷时需要，合卷时可能不需要）
         WmsMaterialCoil oldCoil = null;
         if (bo.getCoilId() != null) {
@@ -1803,6 +1844,11 @@ public class WmsMaterialCoilServiceImpl implements IWmsMaterialCoilService {
             //TODO 做一些业务上的校验,判断是否需要校验
         }
 
+        // 检查独占状态
+        for (Long id : ids) {
+            validateCoilOperationPermission(id, "删除");
+        }
+
         // 获取要删除的钢卷记录
         List<WmsMaterialCoil> coilList = baseMapper.selectBatchIds(ids);
         if (coilList != null && !coilList.isEmpty()) {
@@ -2265,6 +2311,9 @@ public class WmsMaterialCoilServiceImpl implements IWmsMaterialCoilService {
      */
     @Override
     public int exportCoil(Long coilId) {
+        // 检查独占状态
+        validateCoilOperationPermission(coilId, "发货");
+
         // 查询当前钢卷信息，记录原实际库区ID
         WmsMaterialCoilVo wmsMaterialCoilVo = queryById(coilId);
         Long oldActualWarehouseId = wmsMaterialCoilVo != null ? wmsMaterialCoilVo.getActualWarehouseId() : null;
@@ -2813,6 +2862,9 @@ public class WmsMaterialCoilServiceImpl implements IWmsMaterialCoilService {
                 throw new RuntimeException("当前钢卷不存在");
             }
 
+            // 检查独占状态
+            validateCoilOperationPermission(currentCoilId, "回滚");
+
             // 2. 检查当前钢卷是否为当前数据（不能回滚历史数据）
             if (currentCoil.getDataType() != 1) {
                 throw new RuntimeException("只能回滚当前数据，不能回滚历史数据");
@@ -3197,5 +3249,222 @@ public class WmsMaterialCoilServiceImpl implements IWmsMaterialCoilService {
         }
     }
 
+    /**
+     * 单步分卷 - 第一步：领料并锁定钢卷
+     */
+    @Override
+    @Transactional(rollbackFor = Exception.class)
+    public Boolean startSpecialSplit(Long coilId) {
+        // 1. 查询钢卷信息
+        WmsMaterialCoil coil = baseMapper.selectById(coilId);
+        if (coil == null) {
+            throw new RuntimeException("钢卷不存在");
+        }
+
+        // 2. 检查钢卷状态
+        if (coil.getDataType() != 1) {
+            throw new RuntimeException("当前钢卷是历史卷");
+        }
+
+        // 3. 检查是否已被锁定
+        if (coil.getExclusiveStatus() != null && coil.getExclusiveStatus() != 0) {
+            throw new RuntimeException("钢卷正在进行其他操作，无法开始单步分卷");
+        }
+
+        // 4. 设置独占状态（锁定钢卷）
+        LambdaUpdateWrapper<WmsMaterialCoil> updateWrapper = new LambdaUpdateWrapper<>();
+        updateWrapper.eq(WmsMaterialCoil::getCoilId, coilId)
+            .set(WmsMaterialCoil::getExclusiveStatus, 1); // 1表示单步分卷中
+        baseMapper.update(null, updateWrapper);
+
+        return true;
+    }
+
+    /**
+     * 单步分卷 - 第二步：逐个创建子钢卷
+     */
+    @Override
+    @Transactional(rollbackFor = Exception.class)
+    public WmsMaterialCoilVo createChildCoilInSpecialSplit(Long parentCoilId, WmsMaterialCoilBo childCoilBo, Long pendingActionId) {
+        // 1. 查询母卷信息
+        WmsMaterialCoil parentCoil = baseMapper.selectById(parentCoilId);
+        if (parentCoil == null) {
+            throw new RuntimeException("母卷不存在");
+        }
+
+        // 2. 验证独占状态
+        if (parentCoil.getExclusiveStatus() == null || parentCoil.getExclusiveStatus() != 1) {
+            throw new RuntimeException("母卷未处于单步分卷状态");
+        }
+
+        // 3. 查询待操作记录
+        WmsCoilPendingActionVo pendingAction = coilPendingActionService.queryById(pendingActionId);
+        if (pendingAction == null || !pendingAction.getCoilId().equals(parentCoilId)) {
+            throw new RuntimeException("待操作记录不存在或不匹配");
+        }
+
+        // 4. 检查子钢卷号是否重复
+        Map<String, Object> duplicateCheck = checkCoilNoDuplicate(null, parentCoil.getEnterCoilNo(), childCoilBo.getCurrentCoilNo());
+        if ("current".equals(duplicateCheck.get("duplicateType")) || "both".equals(duplicateCheck.get("duplicateType"))) {
+            throw new RuntimeException("子钢卷号[" + childCoilBo.getCurrentCoilNo() + "]已存在");
+        }
+
+        // 校验每个子卷的实际库位
+        if (childCoilBo.getActualWarehouseId() != null) {
+            validateActualWarehouseForAssign(childCoilBo.getActualWarehouseId(), null);
+        }
+
+        // 5. 创建子钢卷（参考普通分卷逻辑，但不设置母卷为历史数据）
+        WmsMaterialCoil childCoil = BeanUtil.toBean(childCoilBo, WmsMaterialCoil.class);
+        childCoil.setCoilId(null);
+        childCoil.setDataType(1); // 当前数据
+        childCoil.setEnterCoilNo(parentCoil.getEnterCoilNo());
+        childCoil.setSupplierCoilNo(parentCoil.getSupplierCoilNo());
+        childCoil.setExclusiveStatus(0); // 子卷不被锁定
+
+        // 继承母卷的基本信息
+        if (childCoil.getItemType() == null) {
+            childCoil.setItemType(parentCoil.getItemType());
+        }
+        if (childCoil.getItemId() == null) {
+            childCoil.setItemId(parentCoil.getItemId());
+        }
+        if (childCoil.getWarehouseId() == null) {
+            childCoil.setWarehouseId(parentCoil.getWarehouseId());
+        }
+        if (childCoil.getTeam() == null) {
+            childCoil.setTeam(parentCoil.getTeam());
+        }
+
+        // 在子卷的 parent_coil_nos 字段中记录母卷号
+        childCoil.setParentCoilNos(parentCoil.getCurrentCoilNo());
+
+        // 6. 生成子钢卷的二维码（复用分卷二维码生成逻辑）
+        List<String> allNewCoilNos = Arrays.asList(childCoilBo.getCurrentCoilNo());
+        Long childQrcodeId = generateQrcodeForSplit(parentCoil, childCoilBo, allNewCoilNos);
+        childCoil.setQrcodeRecordId(childQrcodeId);
+
+        // 7. 校验并插入子钢卷
+        validEntityBeforeSave(childCoil);
+        baseMapper.insert(childCoil);
+
+        if (childCoilBo.getActualWarehouseId() != null) {
+            updateActualWarehouseEnableStatus(childCoilBo.getActualWarehouseId(), null);
+        }
+        updateActualWarehouseEnableStatus(null, childCoilBo.getActualWarehouseId());
+
+        // 8. 更新二维码中的coilId
+        updateQrcodeCoilId(childQrcodeId, childCoil.getCoilId());
+
+        // 9. 更新待操作记录的备注字段，记录已创建的子钢卷ID
+        String existingChildCoilIds = pendingAction.getRemark() != null ? pendingAction.getRemark() : "";
+        String updatedChildCoilIds = existingChildCoilIds.isEmpty() ?
+            String.valueOf(childCoil.getCoilId()) :
+            existingChildCoilIds + "," + childCoil.getCoilId();
+
+        WmsCoilPendingActionBo updatePendingBo = new WmsCoilPendingActionBo();
+        updatePendingBo.setActionId(pendingActionId);
+        updatePendingBo.setRemark(updatedChildCoilIds);
+        coilPendingActionService.updateByBo(updatePendingBo);
+
+        // 10. 返回创建的子钢卷信息
+        WmsMaterialCoilVo result = queryById(childCoil.getCoilId());
+        log.info("创建特殊分卷子钢卷：母卷ID={}, 子钢卷ID={}, 待操作记录ID={}", parentCoilId, childCoil.getCoilId(), pendingActionId);
+        return result;
+    }
+
+    /**
+     * 单步分卷 - 第三步：完成分卷操作
+     */
+    @Override
+    @Transactional(rollbackFor = Exception.class)
+    public Map<String, Object> completeSpecialSplit(Long pendingActionId) {
+        Map<String, Object> result = new HashMap<>();
+        result.put("success", false);
+
+        try {
+            // 1. 查询待操作记录
+            WmsCoilPendingActionVo pendingAction = coilPendingActionService.queryById(pendingActionId);
+            if (pendingAction == null) {
+                throw new RuntimeException("待操作记录不存在");
+            }
+
+            if (pendingAction.getActionStatus() == 2) {
+                throw new RuntimeException("该分卷操作已完成");
+            }
+
+            // 2. 获取母卷和子卷信息
+            Long parentCoilId = pendingAction.getCoilId();
+            WmsMaterialCoil parentCoil = baseMapper.selectById(parentCoilId);
+            if (parentCoil == null) {
+                throw new RuntimeException("母卷不存在");
+            }
+
+            // 3. 获取所有子卷ID
+            String childCoilIdsStr = pendingAction.getRemark();
+            if (StringUtils.isBlank(childCoilIdsStr)) {
+                throw new RuntimeException("没有找到已创建的子钢卷，无法完成分卷");
+            }
+
+            List<Long> childCoilIds = Arrays.stream(childCoilIdsStr.split(","))
+                .map(String::trim)
+                .filter(StringUtils::isNotBlank)
+                .map(Long::parseLong)
+                .collect(Collectors.toList());
+
+            List<WmsMaterialCoil> childCoils = baseMapper.selectBatchIds(childCoilIds);
+            List<String> childCoilNos = childCoils.stream()
+                .map(WmsMaterialCoil::getCurrentCoilNo)
+                .collect(Collectors.toList());
+
+            // 4. 将母卷标记为历史数据
+            LambdaUpdateWrapper<WmsMaterialCoil> parentUpdateWrapper = new LambdaUpdateWrapper<>();
+            parentUpdateWrapper.eq(WmsMaterialCoil::getCoilId, parentCoilId)
+                .set(WmsMaterialCoil::getDataType, 0) // 历史数据
+                .set(WmsMaterialCoil::getParentCoilNos, String.join(",", childCoilNos)); // 记录子卷号
+            baseMapper.update(null, parentUpdateWrapper);
+
+            // 5. 批量更新所有子钢卷的二维码中的child_coil_ids
+            String allChildCoilIdsStr = childCoilIds.stream()
+                .map(String::valueOf)
+                .collect(Collectors.joining(","));
+
+            for (WmsMaterialCoil childCoil : childCoils) {
+                if (childCoil.getQrcodeRecordId() != null) {
+                    updateChildCoilIdsQrcodeCoilId(childCoil.getQrcodeRecordId(), childCoil.getCoilId(), allChildCoilIdsStr);
+                }
+            }
+
+            // 6. 解除母卷的独占状态
+            LambdaUpdateWrapper<WmsMaterialCoil> unlockWrapper = new LambdaUpdateWrapper<>();
+            unlockWrapper.eq(WmsMaterialCoil::getCoilId, parentCoilId)
+                .set(WmsMaterialCoil::getExclusiveStatus, 0); // 解除锁定
+            baseMapper.update(null, unlockWrapper);
+
+            // 7. 更新待操作记录状态为已完成
+            WmsCoilPendingActionBo completePendingBo = new WmsCoilPendingActionBo();
+            completePendingBo.setActionId(pendingActionId);
+            completePendingBo.setActionStatus(2); // 2=已完成
+            completePendingBo.setCompleteTime(new Date());
+            coilPendingActionService.updateByBo(completePendingBo);
+
+            // 8. 返回结果
+            result.put("success", true);
+            result.put("parentCoilId", parentCoilId);
+            result.put("childCoilIds", childCoilIds);
+            result.put("message", "单步分卷操作已完成");
+
+            log.info("完成特殊分卷：母卷ID={}, 子钢卷数量={}, 待操作记录ID={}", parentCoilId, childCoilIds.size(), pendingActionId);
+
+        } catch (Exception e) {
+            log.error("完成特殊分卷失败：pendingActionId={}", pendingActionId, e);
+            result.put("success", false);
+            result.put("message", "完成分卷操作失败：" + e.getMessage());
+            throw e;
+        }
+
+        return result;
+    }
+
 
 }
diff --git a/klp-wms/src/main/resources/mapper/klp/WmsMaterialCoilMapper.xml b/klp-wms/src/main/resources/mapper/klp/WmsMaterialCoilMapper.xml
index 39dc87fd..4c7f8122 100644
--- a/klp-wms/src/main/resources/mapper/klp/WmsMaterialCoilMapper.xml
+++ b/klp-wms/src/main/resources/mapper/klp/WmsMaterialCoilMapper.xml
@@ -100,6 +100,7 @@ PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
             mc.length,
             mc.coating_type,
             mc.temper_grade,
+            mc.exclusive_status,
             su.nick_name AS saleName,
             aw.actual_warehouse_name AS actualWarehouseName,
             CASE WHEN mc.item_type = 'raw_material' THEN rm.specification