diff --git a/yudao-module-mes/src/main/java/cn/iocoder/yudao/module/mes/controller/admin/wm/productsales/vo/line/MesWmProductSalesLineRespVO.java b/yudao-module-mes/src/main/java/cn/iocoder/yudao/module/mes/controller/admin/wm/productsales/vo/line/MesWmProductSalesLineRespVO.java
index 19eff65..67e244b 100644
--- a/yudao-module-mes/src/main/java/cn/iocoder/yudao/module/mes/controller/admin/wm/productsales/vo/line/MesWmProductSalesLineRespVO.java
+++ b/yudao-module-mes/src/main/java/cn/iocoder/yudao/module/mes/controller/admin/wm/productsales/vo/line/MesWmProductSalesLineRespVO.java
@@ -16,6 +16,9 @@ public class MesWmProductSalesLineRespVO {
     @Schema(description = "出库单ID", example = "1")
     private Long salesId;
 
+    @Schema(description = "发货通知单行ID", example = "1")
+    private Long noticeLineId;
+
     @Schema(description = "物料ID", example = "1")
     private Long itemId;
 
diff --git a/yudao-module-mes/src/main/java/cn/iocoder/yudao/module/mes/controller/admin/wm/productsales/vo/line/MesWmProductSalesLineSaveReqVO.java b/yudao-module-mes/src/main/java/cn/iocoder/yudao/module/mes/controller/admin/wm/productsales/vo/line/MesWmProductSalesLineSaveReqVO.java
index 444c2b8..67e7c3b 100644
--- a/yudao-module-mes/src/main/java/cn/iocoder/yudao/module/mes/controller/admin/wm/productsales/vo/line/MesWmProductSalesLineSaveReqVO.java
+++ b/yudao-module-mes/src/main/java/cn/iocoder/yudao/module/mes/controller/admin/wm/productsales/vo/line/MesWmProductSalesLineSaveReqVO.java
@@ -17,6 +17,9 @@ public class MesWmProductSalesLineSaveReqVO {
     @NotNull(message = "出库单ID不能为空")
     private Long salesId;
 
+    @Schema(description = "发货通知单行ID", example = "1")
+    private Long noticeLineId;
+
     @Schema(description = "物料ID", requiredMode = Schema.RequiredMode.REQUIRED, example = "1")
     @NotNull(message = "物料不能为空")
     private Long itemId;
diff --git a/yudao-module-mes/src/main/java/cn/iocoder/yudao/module/mes/dal/dataobject/wm/productsales/MesWmProductSalesLineDO.java b/yudao-module-mes/src/main/java/cn/iocoder/yudao/module/mes/dal/dataobject/wm/productsales/MesWmProductSalesLineDO.java
index cf390f7..f241e04 100644
--- a/yudao-module-mes/src/main/java/cn/iocoder/yudao/module/mes/dal/dataobject/wm/productsales/MesWmProductSalesLineDO.java
+++ b/yudao-module-mes/src/main/java/cn/iocoder/yudao/module/mes/dal/dataobject/wm/productsales/MesWmProductSalesLineDO.java
@@ -5,6 +5,7 @@ import cn.iocoder.yudao.module.mes.dal.dataobject.md.item.MesMdItemDO;
 import cn.iocoder.yudao.module.mes.dal.dataobject.qc.oqc.MesQcOqcDO;
 import cn.iocoder.yudao.module.mes.dal.dataobject.wm.batch.MesWmBatchDO;
 import cn.iocoder.yudao.module.mes.dal.dataobject.wm.materialstock.MesWmMaterialStockDO;
+import cn.iocoder.yudao.module.mes.dal.dataobject.wm.salesnotice.MesWmSalesNoticeLineDO;
 import cn.iocoder.yudao.module.mes.enums.wm.MesWmQualityStatusEnum;
 import com.baomidou.mybatisplus.annotation.KeySequence;
 import com.baomidou.mybatisplus.annotation.TableId;
@@ -40,6 +41,12 @@ public class MesWmProductSalesLineDO extends BaseDO {
      */
     private Long salesId;
     /**
+     * 发货通知单行ID
+     *
+     * 关联 {@link MesWmSalesNoticeLineDO#getId()}
+     */
+    private Long noticeLineId;
+    /**
      * 物料ID
      *
      * 关联 {@link MesMdItemDO#getId()}
diff --git a/yudao-module-mes/src/main/java/cn/iocoder/yudao/module/mes/enums/ErrorCodeConstants.java b/yudao-module-mes/src/main/java/cn/iocoder/yudao/module/mes/enums/ErrorCodeConstants.java
index a0881d9..14a221b 100644
--- a/yudao-module-mes/src/main/java/cn/iocoder/yudao/module/mes/enums/ErrorCodeConstants.java
+++ b/yudao-module-mes/src/main/java/cn/iocoder/yudao/module/mes/enums/ErrorCodeConstants.java
@@ -619,6 +619,18 @@ public interface ErrorCodeConstants {
     ErrorCode WM_PRODUCT_SALES_LINE_QUANTITY_INVALID = new ErrorCode(1_040_714_014, "出库数量必须大于 0");
     ErrorCode WM_PRODUCT_SALES_DETAIL_LINE_NOT_MATCH = new ErrorCode(1_040_714_015, "拣货明细不属于指定的销售出库单");
     ErrorCode WM_PRODUCT_SALES_DETAIL_ITEM_MISMATCH = new ErrorCode(1_040_714_016, "拣货明细的物料与销售出库单行的物料不一致");
+    ErrorCode WM_PRODUCT_SALES_LINE_SALES_NOTICE_LINE_REQUIRED = new ErrorCode(1_040_714_017,
+            "出库单关联了发货通知单，必须选择发货通知单行");
+    ErrorCode WM_PRODUCT_SALES_LINE_SALES_NOTICE_LINE_NOT_ALLOWED = new ErrorCode(1_040_714_018,
+            "出库单未关联发货通知单，不能选择发货通知单行");
+    ErrorCode WM_PRODUCT_SALES_LINE_NOTICE_LINE_ITEM_MISMATCH = new ErrorCode(1_040_714_030,
+            "出库行物料与发货通知单行物料不一致");
+    ErrorCode WM_PRODUCT_SALES_LINE_NOTICE_LINE_QUANTITY_MISMATCH = new ErrorCode(1_040_714_031,
+            "出库行数量与发货通知单行数量不一致");
+    ErrorCode WM_PRODUCT_SALES_LINE_NOTICE_LINE_BATCH_MISMATCH = new ErrorCode(1_040_714_032,
+            "出库行批次号与发货通知单行批次号不一致");
+    ErrorCode WM_PRODUCT_SALES_LINE_NOTICE_LINE_OQC_MISMATCH = new ErrorCode(1_040_714_033,
+            "出库行 OQC 检验标识与发货通知单行不一致");
 
     // ========== MES 仓库管理-杂项出库单（1-040-715-000） ==========
     ErrorCode WM_MISC_ISSUE_NOT_EXISTS = new ErrorCode(1_040_715_000, "杂项出库单不存在");
@@ -651,6 +663,7 @@ public interface ErrorCodeConstants {
     ErrorCode WM_SALES_NOTICE_CLIENT_MISMATCH = new ErrorCode(1_040_720_005, "发货通知单的客户与当前单据不一致");
     ErrorCode WM_SALES_NOTICE_LINE_NOT_EXISTS = new ErrorCode(1_040_720_010, "发货通知单行不存在");
     ErrorCode WM_SALES_NOTICE_LINE_EMPTY = new ErrorCode(1_040_720_011, "发货通知单行为空，不能提交");
+    ErrorCode WM_SALES_NOTICE_LINE_NOT_MATCH = new ErrorCode(1_040_720_012, "发货通知单行不属于指定的发货通知单");
 
     // ========== MES 仓库管理-条码配置（1-040-730-000） ==========
     ErrorCode WM_BARCODE_CONFIG_NOT_EXISTS = new ErrorCode(1_040_730_000, "条码配置不存在");
diff --git a/yudao-module-mes/src/main/java/cn/iocoder/yudao/module/mes/service/wm/productsales/MesWmProductSalesLineServiceImpl.java b/yudao-module-mes/src/main/java/cn/iocoder/yudao/module/mes/service/wm/productsales/MesWmProductSalesLineServiceImpl.java
index 5741b3d..7ee9711 100644
--- a/yudao-module-mes/src/main/java/cn/iocoder/yudao/module/mes/service/wm/productsales/MesWmProductSalesLineServiceImpl.java
+++ b/yudao-module-mes/src/main/java/cn/iocoder/yudao/module/mes/service/wm/productsales/MesWmProductSalesLineServiceImpl.java
@@ -3,6 +3,7 @@ package cn.iocoder.yudao.module.mes.service.wm.productsales;
 import cn.iocoder.yudao.framework.common.util.collection.CollectionUtils;
 import cn.hutool.core.collection.CollUtil;
 import cn.hutool.core.util.StrUtil;
+import cn.hutool.core.util.ObjUtil;
 import cn.iocoder.yudao.framework.common.util.object.BeanUtils;
 import cn.iocoder.yudao.module.mes.controller.admin.wm.productsales.vo.line.MesWmProductSalesLinePageReqVO;
 import cn.iocoder.yudao.module.mes.controller.admin.wm.productsales.vo.line.MesWmProductSalesLineSaveReqVO;
@@ -14,6 +15,8 @@ import cn.iocoder.yudao.module.mes.enums.wm.MesWmQualityStatusEnum;
 import cn.iocoder.yudao.module.mes.service.md.item.MesMdItemService;
 import cn.iocoder.yudao.module.mes.service.wm.batch.MesWmBatchService;
 import cn.iocoder.yudao.module.mes.dal.dataobject.wm.batch.MesWmBatchDO;
+import cn.iocoder.yudao.module.mes.dal.dataobject.wm.salesnotice.MesWmSalesNoticeLineDO;
+import cn.iocoder.yudao.module.mes.service.wm.salesnotice.MesWmSalesNoticeLineService;
 import jakarta.annotation.Resource;
 import lombok.extern.slf4j.Slf4j;
 import org.springframework.context.annotation.Lazy;
@@ -26,7 +29,7 @@ import java.util.Objects;
 
 import static cn.iocoder.yudao.framework.common.exception.util.ServiceExceptionUtil.exception;
 import static cn.iocoder.yudao.framework.common.util.collection.CollectionUtils.convertList;
-import static cn.iocoder.yudao.module.mes.enums.ErrorCodeConstants.WM_PRODUCT_SALES_LINE_NOT_EXISTS;
+import static cn.iocoder.yudao.module.mes.enums.ErrorCodeConstants.*;
 
 /**
  * MES 销售出库单行 Service 实现类
@@ -49,6 +52,9 @@ public class MesWmProductSalesLineServiceImpl implements MesWmProductSalesLineSe
     @Resource
     @Lazy
     private MesWmProductSalesService productSalesService;
+    @Resource
+    @Lazy
+    private MesWmSalesNoticeLineService salesNoticeLineService;
 
     @Override
     public Long createProductSalesLine(MesWmProductSalesLineSaveReqVO createReqVO) {
@@ -143,13 +149,55 @@ public class MesWmProductSalesLineServiceImpl implements MesWmProductSalesLineSe
      */
     private void validateLineSaveData(MesWmProductSalesLineSaveReqVO reqVO) {
         // 校验主单存在且为草稿状态
-        productSalesService.validateProductSalesExistsAndDraft(reqVO.getSalesId());
+        MesWmProductSalesDO sales = productSalesService.validateProductSalesExistsAndDraft(reqVO.getSalesId());
         // 校验物料存在
         itemService.validateItemExistsAndEnable(reqVO.getItemId());
+        // 校验关联发货通知单行（存在性 + 归属 + 字段一致性）
+        validateSalesNoticeLine(sales, reqVO);
         // 根据 batchCode 解析 batchId
         fillBatchId(reqVO);
     }
 
+    /**
+     * 校验发货通知单行
+     *
+     * @param sales 出库单
+     * @param reqVO 出库行请求
+     */
+    private void validateSalesNoticeLine(MesWmProductSalesDO sales, MesWmProductSalesLineSaveReqVO reqVO) {
+        Long noticeLineId = reqVO.getNoticeLineId();
+        // 情况一：如果出库单关联了发货通知单，则必须关联发货通知单行
+        if (sales.getNoticeId() != null) {
+            if (noticeLineId == null) {
+                throw exception(WM_PRODUCT_SALES_LINE_SALES_NOTICE_LINE_REQUIRED);
+            }
+            MesWmSalesNoticeLineDO noticeLine = salesNoticeLineService.validateSalesNoticeLineExists(
+                    noticeLineId, sales.getNoticeId());
+            // 校验关键字段一致性：物料、数量、批次号、OQC 检验标识
+            if (ObjUtil.notEqual(reqVO.getItemId(), noticeLine.getItemId())) {
+                throw exception(WM_PRODUCT_SALES_LINE_NOTICE_LINE_ITEM_MISMATCH);
+            }
+            if (noticeLine.getQuantity() != null && reqVO.getQuantity() != null
+                    && reqVO.getQuantity().compareTo(noticeLine.getQuantity()) != 0) {
+                throw exception(WM_PRODUCT_SALES_LINE_NOTICE_LINE_QUANTITY_MISMATCH);
+            }
+            if (StrUtil.isNotBlank(noticeLine.getBatchCode())
+                    && ObjUtil.notEqual(reqVO.getBatchCode(), noticeLine.getBatchCode())) {
+                throw exception(WM_PRODUCT_SALES_LINE_NOTICE_LINE_BATCH_MISMATCH);
+            }
+            if (noticeLine.getOqcCheckFlag() != null
+                    && ObjUtil.notEqual(reqVO.getOqcCheckFlag(), noticeLine.getOqcCheckFlag())) {
+                throw exception(WM_PRODUCT_SALES_LINE_NOTICE_LINE_OQC_MISMATCH);
+            }
+            return;
+        }
+
+        // 情况二：如果出库单没有关联发货通知单，则不允许关联发货通知单行
+        if (noticeLineId != null) {
+            throw exception(WM_PRODUCT_SALES_LINE_SALES_NOTICE_LINE_NOT_ALLOWED);
+        }
+    }
+
     @Override
     @Transactional(rollbackFor = Exception.class)
     public void updateProductSalesLineWhenOqcFinish(Long id, Long oqcId, Integer checkResult) {
diff --git a/yudao-module-mes/src/main/java/cn/iocoder/yudao/module/mes/service/wm/salesnotice/MesWmSalesNoticeLineService.java b/yudao-module-mes/src/main/java/cn/iocoder/yudao/module/mes/service/wm/salesnotice/MesWmSalesNoticeLineService.java
index 4fc969d..70aec1d 100644
--- a/yudao-module-mes/src/main/java/cn/iocoder/yudao/module/mes/service/wm/salesnotice/MesWmSalesNoticeLineService.java
+++ b/yudao-module-mes/src/main/java/cn/iocoder/yudao/module/mes/service/wm/salesnotice/MesWmSalesNoticeLineService.java
@@ -66,4 +66,21 @@ public interface MesWmSalesNoticeLineService {
      */
     void deleteSalesNoticeLineByNoticeId(Long noticeId);
 
+    /**
+     * 校验发货通知单行存在
+     *
+     * @param id 行编号
+     * @return 发货通知单行
+     */
+    MesWmSalesNoticeLineDO validateSalesNoticeLineExists(Long id);
+
+    /**
+     * 校验发货通知单行存在，并且属于指定的通知单
+     *
+     * @param lineId   行编号
+     * @param noticeId 通知单编号
+     * @return 发货通知单行
+     */
+    MesWmSalesNoticeLineDO validateSalesNoticeLineExists(Long lineId, Long noticeId);
+
 }
diff --git a/yudao-module-mes/src/main/java/cn/iocoder/yudao/module/mes/service/wm/salesnotice/MesWmSalesNoticeLineServiceImpl.java b/yudao-module-mes/src/main/java/cn/iocoder/yudao/module/mes/service/wm/salesnotice/MesWmSalesNoticeLineServiceImpl.java
index 2a522ce..18fb88d 100644
--- a/yudao-module-mes/src/main/java/cn/iocoder/yudao/module/mes/service/wm/salesnotice/MesWmSalesNoticeLineServiceImpl.java
+++ b/yudao-module-mes/src/main/java/cn/iocoder/yudao/module/mes/service/wm/salesnotice/MesWmSalesNoticeLineServiceImpl.java
@@ -100,7 +100,8 @@ public class MesWmSalesNoticeLineServiceImpl implements MesWmSalesNoticeLineServ
         salesNoticeLineMapper.deleteByNoticeId(noticeId);
     }
 
-    private MesWmSalesNoticeLineDO validateSalesNoticeLineExists(Long id) {
+    @Override
+    public MesWmSalesNoticeLineDO validateSalesNoticeLineExists(Long id) {
         MesWmSalesNoticeLineDO line = salesNoticeLineMapper.selectById(id);
         if (line == null) {
             throw exception(WM_SALES_NOTICE_LINE_NOT_EXISTS);
@@ -108,6 +109,16 @@ public class MesWmSalesNoticeLineServiceImpl implements MesWmSalesNoticeLineServ
         return line;
     }
 
+    @Override
+    public MesWmSalesNoticeLineDO validateSalesNoticeLineExists(Long lineId, Long noticeId) {
+        MesWmSalesNoticeLineDO line = validateSalesNoticeLineExists(lineId);
+        // 进一步校验行的 noticeId 与传入的 noticeId 是否匹配
+        if (noticeId != null && ObjUtil.notEqual(line.getNoticeId(), noticeId)) {
+            throw exception(WM_SALES_NOTICE_LINE_NOT_MATCH);
+        }
+        return line;
+    }
+
     private void validateLineSaveData(MesWmSalesNoticeLineSaveReqVO reqVO) {
         // 校验父单据存在且为草稿状态
         validateNoticeStatusDraft(reqVO.getNoticeId());
diff --git a/yudao-module-mes/src/test/resources/sql/create_tables.sql b/yudao-module-mes/src/test/resources/sql/create_tables.sql
index 2d4deef..4565b76 100644
--- a/yudao-module-mes/src/test/resources/sql/create_tables.sql
+++ b/yudao-module-mes/src/test/resources/sql/create_tables.sql
@@ -387,6 +387,7 @@ CREATE TABLE IF NOT EXISTS "mes_qc_rqc" (
 CREATE TABLE IF NOT EXISTS "mes_wm_product_sales_line" (
     "id" bigint NOT NULL GENERATED BY DEFAULT AS IDENTITY,
     "sales_id" bigint NOT NULL,
+    "notice_line_id" bigint DEFAULT NULL,
     "item_id" bigint NOT NULL,
     "quantity" decimal(20,6) NOT NULL,
     "batch_id" bigint DEFAULT NULL,