diff --git a/src/main/java/com/gaotao/modules/autoWareHourceHaian/controller/HaiAnSearchIssureNotifyController.java b/src/main/java/com/gaotao/modules/autoWareHourceHaian/controller/HaiAnSearchIssureNotifyController.java
new file mode 100644
index 00000000..6ecdbe96
--- /dev/null
+++ b/src/main/java/com/gaotao/modules/autoWareHourceHaian/controller/HaiAnSearchIssureNotifyController.java
@@ -0,0 +1,193 @@
+package com.gaotao.modules.autoWareHourceHaian.controller;
+
+import com.gaotao.common.utils.PageUtils;
+import com.gaotao.common.utils.R;
+import com.gaotao.modules.autoWareHourceHaian.entity.HaiAnSOIssueNotifyHeaderData;
+import com.gaotao.modules.autoWareHourceHaian.entity.HaiAnSOIssueNotifyOrderListData;
+import com.gaotao.modules.autoWareHourceHaian.entity.HaiAnSOIssueNotifyOrderMaterialListData;
+import com.gaotao.modules.autoWareHourceHaian.entity.HaiAnSOIssueNotifyOrderMaterialListDetail;
+import com.gaotao.modules.autoWareHourceHaian.service.HaiAnSearchIssureNotifyService;
+import com.gaotao.modules.base.entity.SOScheduledRoutingData;
+import com.gaotao.modules.notify.entity.InventoryCheckResult;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.web.bind.annotation.PostMapping;
+import org.springframework.web.bind.annotation.RequestBody;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RestController;
+
+import java.util.List;
+
+/**
+ * @author rqrq
+ * @Description 海安查看领料申请单控制器，复用原查看页语义并路由到海安新表链路 - rqrq
+ */
+@RestController
+@RequestMapping("autoWareHourceHaian/haiAnSearchIssureNotify")
+public class HaiAnSearchIssureNotifyController {
+
+    @Autowired
+    private HaiAnSearchIssureNotifyService haiAnSearchIssureNotifyService;
+
+    /**
+     * @author rqrq
+     * @Description 分页查询海安申请单主表，返回page结构供查看页主列表渲染 - rqrq
+     */
+    @PostMapping(value = "/searchNotifyHeaderNew")
+    public R haiAnSearchNotifyHeaderNew(@RequestBody HaiAnSOIssueNotifyHeaderData data) {
+        PageUtils page = haiAnSearchIssureNotifyService.haiAnSearchNotifyHeaderNew(data);
+        return R.ok().put("page", page);
+    }
+
+    /**
+     * @author rqrq
+     * @Description 查询海安申请单明细页签，返回rows供页签联动展示 - rqrq
+     */
+    @PostMapping(value = "/searchNotifyOrderListNew")
+    public R haiAnSearchNotifyOrderListNew(@RequestBody HaiAnSOIssueNotifyHeaderData data) {
+        List<HaiAnSOIssueNotifyOrderListData> rows = haiAnSearchIssureNotifyService.haiAnSearchNotifyOrderListNew(data);
+        return R.ok().put("rows", rows);
+    }
+
+    /**
+     * @author rqrq
+     * @Description 查询海安材料明细页签，返回rows并保留subsite维度信息 - rqrq
+     */
+    @PostMapping(value = "/searchNotifyMaterialListNew")
+    public R haiAnSearchNotifyMaterialListNew(@RequestBody HaiAnSOIssueNotifyHeaderData data) {
+        List<HaiAnSOIssueNotifyOrderMaterialListData> rows = haiAnSearchIssureNotifyService.haiAnSearchNotifyMaterialListNew(data);
+        return R.ok().put("rows", rows);
+    }
+
+    /**
+     * @author rqrq
+     * @Description 查询海安材料汇总页签，返回聚合结果供查看页汇总展示 - rqrq
+     */
+    @PostMapping(value = "/searchSumNotifyMaterialListNew")
+    public R haiAnSearchSumNotifyMaterialListNew(@RequestBody HaiAnSOIssueNotifyHeaderData data) {
+        List<HaiAnSOIssueNotifyOrderMaterialListData> rows = haiAnSearchIssureNotifyService.haiAnSearchSumNotifyMaterialListNew(data);
+        return R.ok().put("rows", rows);
+    }
+
+    /**
+     * @author rqrq
+     * @Description 查询海安预留标签清单页签，返回标签及任务追踪字段用于核对 - rqrq
+     */
+    @PostMapping(value = "/searchMaterialListDetail")
+    public R haiAnSearchMaterialListDetail(@RequestBody HaiAnSOIssueNotifyHeaderData data) {
+        List<HaiAnSOIssueNotifyOrderMaterialListDetail> rows = haiAnSearchIssureNotifyService.haiAnSearchMaterialListDetail(data);
+        return R.ok().put("rows", rows);
+    }
+
+    /**
+     * @author rqrq
+     * @Description 查询海安日志页签，当前延续占位结果保持前端兼容 - rqrq
+     */
+    @PostMapping(value = "/searchNotifyLogNew")
+    public R haiAnSearchNotifyLogNew(@RequestBody HaiAnSOIssueNotifyHeaderData data) {
+        List<Object> rows = haiAnSearchIssureNotifyService.haiAnSearchNotifyLogNew(data);
+        return R.ok().put("rows", rows);
+    }
+
+    /**
+     * @author rqrq
+     * @Description 查询海安关闭日志页签，当前延续占位结果保持前端兼容 - rqrq
+     */
+    @PostMapping(value = "/searchNotifyLogCloseNew")
+    public R haiAnSearchNotifyLogCloseNew(@RequestBody HaiAnSOIssueNotifyHeaderData data) {
+        List<Object> rows = haiAnSearchIssureNotifyService.haiAnSearchNotifyLogCloseNew(data);
+        return R.ok().put("rows", rows);
+    }
+
+    /**
+     * @author rqrq
+     * @Description 更新海安申请单状态（关闭/开启），仅写海安主单状态字段 - rqrq
+     */
+    @PostMapping(value = "/updateNotifyStatusNew")
+    public R haiAnUpdateNotifyStatusNew(@RequestBody HaiAnSOIssueNotifyHeaderData data) {
+        haiAnSearchIssureNotifyService.haiAnUpdateNotifyStatusNew(data);
+        return R.ok();
+    }
+
+    /**
+     * @author rqrq
+     * @Description 检查用户是否存在未下达海安shoporder，供取消下达前置校验 - rqrq
+     */
+    @PostMapping(value = "/checkUserHasUnissueShopOrder")
+    public R haiAnCheckUserHasUnissueShopOrder(@RequestBody HaiAnSOIssueNotifyHeaderData data) {
+        HaiAnSOIssueNotifyHeaderData row = haiAnSearchIssureNotifyService.haiAnCheckUserHasUnissueShopOrder(data);
+        return R.ok().put("row", row);
+    }
+
+    /**
+     * @author rqrq
+     * @Description 取消下达海安申请单，仅允许未推送主单执行 - rqrq
+     */
+    @PostMapping(value = "/cancelIssueNotify")
+    public R haiAnCancelIssueNotify(@RequestBody HaiAnSOIssueNotifyHeaderData data) {
+        haiAnSearchIssureNotifyService.haiAnCancelIssueNotify(data);
+        return R.ok();
+    }
+
+    /**
+     * @author rqrq
+     * @Description 删除海安申请单明细行增强接口，校验通过后同步清理子表 - rqrq
+     */
+    @PostMapping(value = "/deleteNotifySOSPlus")
+    public R haiAnDeleteNotifySOSPlus(@RequestBody HaiAnSOIssueNotifyOrderListData data) {
+        haiAnSearchIssureNotifyService.haiAnDeleteNotifySOSPlus(data);
+        return R.ok("删除成功");
+    }
+
+    /**
+     * @author rqrq
+     * @Description 更新海安材料明细申请数量，保持未推送状态才能编辑 - rqrq
+     */
+    @PostMapping(value = "/updateMaterialDetail")
+    public R haiAnUpdateMaterialDetail(@RequestBody HaiAnSOIssueNotifyOrderMaterialListData data) {
+        int rows = haiAnSearchIssureNotifyService.haiAnUpdateMaterialDetail(data);
+        if (rows > 0) {
+            return R.ok();
+        }
+        return R.error("修改失败");
+    }
+
+    /**
+     * @author rqrq
+     * @Description 查询海安BOM明细并回显已保存申请数量，供查看页编辑弹窗使用 - rqrq
+     */
+    @PostMapping(value = "/getSOSBOMForIssureNew")
+    public R haiAnGetSOSBOMForIssureNew(@RequestBody SOScheduledRoutingData data) throws Exception {
+        List<HaiAnSOIssueNotifyOrderMaterialListData> rows = haiAnSearchIssureNotifyService.haiAnGetSOSBOMForIssureNew(data);
+        return R.ok().put("rows", rows);
+    }
+
+    /**
+     * @author rqrq
+     * @Description 保存海安材料明细，走先删后存逻辑确保编辑幂等 - rqrq
+     */
+    @PostMapping(value = "/saveMaterialDetail")
+    public R haiAnSaveMaterialDetail(@RequestBody List<HaiAnSOIssueNotifyOrderMaterialListData> data) {
+        haiAnSearchIssureNotifyService.haiAnSaveMaterialDetail(data);
+        return R.ok();
+    }
+
+    /**
+     * @author rqrq
+     * @Description 海安库存预览占位接口，仅返回空列表与待开发提示，避免误触发业务副作用 - rqrq
+     */
+    @PostMapping(value = "/checkIssueNotifyInventory")
+    public R haiAnCheckIssueNotifyInventory(@RequestBody HaiAnSOIssueNotifyHeaderData data) {
+        List<InventoryCheckResult> rows = haiAnSearchIssureNotifyService.haiAnCheckIssueNotifyInventory(data);
+        return R.ok("海安库存预览待开发").put("rows", rows).put("placeholder", true);
+    }
+
+    /**
+     * @author rqrq
+     * @Description 海安推送WCS占位接口，当前仅保留扩展入口不执行实际推送 - rqrq
+     */
+    @PostMapping(value = "/pushInventoryToWcs")
+    public R haiAnPushInventoryToWcs(@RequestBody HaiAnSOIssueNotifyHeaderData data) {
+        haiAnSearchIssureNotifyService.haiAnPushInventoryToWcs(data);
+        return R.ok("海安推送WCS待开发").put("placeholder", true);
+    }
+}
diff --git a/src/main/java/com/gaotao/modules/autoWareHourceHaian/mapper/HaiAnSearchIssureNotifyMapper.java b/src/main/java/com/gaotao/modules/autoWareHourceHaian/mapper/HaiAnSearchIssureNotifyMapper.java
new file mode 100644
index 00000000..f058d982
--- /dev/null
+++ b/src/main/java/com/gaotao/modules/autoWareHourceHaian/mapper/HaiAnSearchIssureNotifyMapper.java
@@ -0,0 +1,32 @@
+package com.gaotao.modules.autoWareHourceHaian.mapper;
+
+import com.gaotao.modules.autoWareHourceHaian.entity.HaiAnSOIssueNotifyHeaderData;
+import com.gaotao.modules.autoWareHourceHaian.entity.HaiAnSOIssueNotifyOrderMaterialListData;
+import org.apache.ibatis.annotations.Mapper;
+import org.apache.ibatis.annotations.Param;
+
+/**
+ * @author rqrq
+ * @Description 海安查看领料申请单专用Mapper，负责非WCS操作的海安表读写 - rqrq
+ */
+@Mapper
+public interface HaiAnSearchIssureNotifyMapper {
+
+    /**
+     * @author rqrq
+     * @Description 根据site+notifyNo查询海安主单状态，用于取消下达和编辑前置校验 - rqrq
+     */
+    HaiAnSOIssueNotifyHeaderData haiAnGetNotifyHeader(@Param("site") String site, @Param("notifyNo") String notifyNo);
+
+    /**
+     * @author rqrq
+     * @Description 取消下达时将海安主单状态回写为UNISSUE，仅影响海安主表 - rqrq
+     */
+    int haiAnCancelIssueNotify(@Param("site") String site, @Param("notifyNo") String notifyNo);
+
+    /**
+     * @author rqrq
+     * @Description 更新海安材料明细申请数量，支持subsite维度限定避免跨子站点误改 - rqrq
+     */
+    int haiAnUpdateMaterialDetail(HaiAnSOIssueNotifyOrderMaterialListData data);
+}
diff --git a/src/main/java/com/gaotao/modules/autoWareHourceHaian/service/HaiAnSearchIssureNotifyService.java b/src/main/java/com/gaotao/modules/autoWareHourceHaian/service/HaiAnSearchIssureNotifyService.java
new file mode 100644
index 00000000..882513a7
--- /dev/null
+++ b/src/main/java/com/gaotao/modules/autoWareHourceHaian/service/HaiAnSearchIssureNotifyService.java
@@ -0,0 +1,114 @@
+package com.gaotao.modules.autoWareHourceHaian.service;
+
+import com.gaotao.common.utils.PageUtils;
+import com.gaotao.modules.autoWareHourceHaian.entity.HaiAnSOIssueNotifyHeaderData;
+import com.gaotao.modules.autoWareHourceHaian.entity.HaiAnSOIssueNotifyOrderListData;
+import com.gaotao.modules.autoWareHourceHaian.entity.HaiAnSOIssueNotifyOrderMaterialListData;
+import com.gaotao.modules.autoWareHourceHaian.entity.HaiAnSOIssueNotifyOrderMaterialListDetail;
+import com.gaotao.modules.base.entity.SOScheduledRoutingData;
+import com.gaotao.modules.notify.entity.InventoryCheckResult;
+
+import java.util.List;
+
+/**
+ * @author rqrq
+ * @Description 海安查看领料申请单服务，复用海安新表链路并补齐查看页非WCS操作 - rqrq
+ */
+public interface HaiAnSearchIssureNotifyService {
+
+    /**
+     * @author rqrq
+     * @Description 分页查询海安申请单主表，查询条件必须包含site来源 - rqrq
+     */
+    PageUtils haiAnSearchNotifyHeaderNew(HaiAnSOIssueNotifyHeaderData data);
+
+    /**
+     * @author rqrq
+     * @Description 查询海安申请单明细页签，返回工单层数据用于行联动 - rqrq
+     */
+    List<HaiAnSOIssueNotifyOrderListData> haiAnSearchNotifyOrderListNew(HaiAnSOIssueNotifyHeaderData data);
+
+    /**
+     * @author rqrq
+     * @Description 查询海安材料明细页签，支持按subsite维度过滤 - rqrq
+     */
+    List<HaiAnSOIssueNotifyOrderMaterialListData> haiAnSearchNotifyMaterialListNew(HaiAnSOIssueNotifyHeaderData data);
+
+    /**
+     * @author rqrq
+     * @Description 查询海安材料汇总页签，输出聚合数量用于查看场景核对 - rqrq
+     */
+    List<HaiAnSOIssueNotifyOrderMaterialListData> haiAnSearchSumNotifyMaterialListNew(HaiAnSOIssueNotifyHeaderData data);
+
+    /**
+     * @author rqrq
+     * @Description 查询海安预留标签清单页签，输出标签与任务追踪字段 - rqrq
+     */
+    List<HaiAnSOIssueNotifyOrderMaterialListDetail> haiAnSearchMaterialListDetail(HaiAnSOIssueNotifyHeaderData data);
+
+    /**
+     * @author rqrq
+     * @Description 查询海安日志页签数据，当前延续占位返回保持页面兼容 - rqrq
+     */
+    List<Object> haiAnSearchNotifyLogNew(HaiAnSOIssueNotifyHeaderData data);
+
+    /**
+     * @author rqrq
+     * @Description 查询海安关闭日志页签数据，当前延续占位返回保持页面兼容 - rqrq
+     */
+    List<Object> haiAnSearchNotifyLogCloseNew(HaiAnSOIssueNotifyHeaderData data);
+
+    /**
+     * @author rqrq
+     * @Description 更新海安申请单状态（关闭/开启），严格按海安主表执行 - rqrq
+     */
+    void haiAnUpdateNotifyStatusNew(HaiAnSOIssueNotifyHeaderData data);
+
+    /**
+     * @author rqrq
+     * @Description 检查用户是否存在未下达海安shoporder，避免取消下达时状态冲突 - rqrq
+     */
+    HaiAnSOIssueNotifyHeaderData haiAnCheckUserHasUnissueShopOrder(HaiAnSOIssueNotifyHeaderData data);
+
+    /**
+     * @author rqrq
+     * @Description 取消下达海安申请单，仅允许未推送WCS状态执行 - rqrq
+     */
+    void haiAnCancelIssueNotify(HaiAnSOIssueNotifyHeaderData data);
+
+    /**
+     * @author rqrq
+     * @Description 删除海安工单行（增强校验版），仅允许主单未推送状态删除 - rqrq
+     */
+    void haiAnDeleteNotifySOSPlus(HaiAnSOIssueNotifyOrderListData data);
+
+    /**
+     * @author rqrq
+     * @Description 更新海安材料申请数量，仅允许主单未推送状态修改 - rqrq
+     */
+    int haiAnUpdateMaterialDetail(HaiAnSOIssueNotifyOrderMaterialListData data);
+
+    /**
+     * @author rqrq
+     * @Description 查询海安BOM明细并回显已保存申请数量，供查看页编辑弹窗使用 - rqrq
+     */
+    List<HaiAnSOIssueNotifyOrderMaterialListData> haiAnGetSOSBOMForIssureNew(SOScheduledRoutingData data) throws Exception;
+
+    /**
+     * @author rqrq
+     * @Description 保存海安材料明细，按先删后存策略保持编辑幂等 - rqrq
+     */
+    void haiAnSaveMaterialDetail(List<HaiAnSOIssueNotifyOrderMaterialListData> data);
+
+    /**
+     * @author rqrq
+     * @Description 海安库存预览占位接口，当前仅返回空结果与待开发提示 - rqrq
+     */
+    List<InventoryCheckResult> haiAnCheckIssueNotifyInventory(HaiAnSOIssueNotifyHeaderData data);
+
+    /**
+     * @author rqrq
+     * @Description 海安推送WCS占位接口，当前仅保留扩展点且不产生业务副作用 - rqrq
+     */
+    void haiAnPushInventoryToWcs(HaiAnSOIssueNotifyHeaderData data);
+}
diff --git a/src/main/java/com/gaotao/modules/autoWareHourceHaian/service/impl/HaiAnSearchIssureNotifyServiceImpl.java b/src/main/java/com/gaotao/modules/autoWareHourceHaian/service/impl/HaiAnSearchIssureNotifyServiceImpl.java
new file mode 100644
index 00000000..d6268f20
--- /dev/null
+++ b/src/main/java/com/gaotao/modules/autoWareHourceHaian/service/impl/HaiAnSearchIssureNotifyServiceImpl.java
@@ -0,0 +1,256 @@
+package com.gaotao.modules.autoWareHourceHaian.service.impl;
+
+import com.gaotao.common.utils.PageUtils;
+import com.gaotao.modules.autoWareHourceHaian.entity.HaiAnSOIssueNotifyHeaderData;
+import com.gaotao.modules.autoWareHourceHaian.entity.HaiAnSOIssueNotifyOrderListData;
+import com.gaotao.modules.autoWareHourceHaian.entity.HaiAnSOIssueNotifyOrderMaterialListData;
+import com.gaotao.modules.autoWareHourceHaian.entity.HaiAnSOIssueNotifyOrderMaterialListDetail;
+import com.gaotao.modules.autoWareHourceHaian.mapper.HaiAnIssureNotifyMapper;
+import com.gaotao.modules.autoWareHourceHaian.mapper.HaiAnSearchIssureNotifyMapper;
+import com.gaotao.modules.autoWareHourceHaian.service.HaiAnIssureNotifyService;
+import com.gaotao.modules.autoWareHourceHaian.service.HaiAnNewIssureService;
+import com.gaotao.modules.autoWareHourceHaian.service.HaiAnSearchIssureNotifyService;
+import com.gaotao.modules.base.entity.SOScheduledRoutingData;
+import com.gaotao.modules.notify.entity.InventoryCheckResult;
+import org.apache.commons.lang.StringUtils;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Service;
+import org.springframework.transaction.annotation.Transactional;
+
+import java.util.ArrayList;
+import java.util.List;
+
+/**
+ * @author rqrq
+ * @Description 海安查看领料申请单服务实现，复用海安既有查询并补齐查看页缺失操作 - rqrq
+ */
+@Service
+public class HaiAnSearchIssureNotifyServiceImpl implements HaiAnSearchIssureNotifyService {
+
+    @Autowired
+    private HaiAnNewIssureService haiAnNewIssureService;
+
+    @Autowired
+    private HaiAnIssureNotifyService haiAnIssureNotifyService;
+
+    @Autowired
+    private HaiAnSearchIssureNotifyMapper haiAnSearchIssureNotifyMapper;
+
+    @Autowired
+    private HaiAnIssureNotifyMapper haiAnIssureNotifyMapper;
+
+    /**
+     * @author rqrq
+     * @Description 分页查询海安申请单主表，直接复用海安新领料查询能力保持结果一致 - rqrq
+     */
+    @Override
+    public PageUtils haiAnSearchNotifyHeaderNew(HaiAnSOIssueNotifyHeaderData data) {
+        validateSite(data.getSite());
+        return haiAnNewIssureService.haiAnSearchNotifyHeaderNew(data);
+    }
+
+    /**
+     * @author rqrq
+     * @Description 查询海安申请单明细页签，复用海安明细查询避免重复SQL维护 - rqrq
+     */
+    @Override
+    public List<HaiAnSOIssueNotifyOrderListData> haiAnSearchNotifyOrderListNew(HaiAnSOIssueNotifyHeaderData data) {
+        validateSite(data.getSite());
+        return haiAnNewIssureService.haiAnSearchNotifyOrderListNew(data);
+    }
+
+    /**
+     * @author rqrq
+     * @Description 查询海安材料明细页签，保留subsite过滤与立库标识查询语义 - rqrq
+     */
+    @Override
+    public List<HaiAnSOIssueNotifyOrderMaterialListData> haiAnSearchNotifyMaterialListNew(HaiAnSOIssueNotifyHeaderData data) {
+        validateSite(data.getSite());
+        return haiAnNewIssureService.haiAnSearchNotifyMaterialListNew(data);
+    }
+
+    /**
+     * @author rqrq
+     * @Description 查询海安材料汇总页签，复用海安汇总逻辑保证统计口径一致 - rqrq
+     */
+    @Override
+    public List<HaiAnSOIssueNotifyOrderMaterialListData> haiAnSearchSumNotifyMaterialListNew(HaiAnSOIssueNotifyHeaderData data) {
+        validateSite(data.getSite());
+        return haiAnNewIssureService.haiAnSearchSumNotifyMaterialListNew(data);
+    }
+
+    /**
+     * @author rqrq
+     * @Description 查询海安预留标签页签，输出subsite及追踪字段供查看页展示 - rqrq
+     */
+    @Override
+    public List<HaiAnSOIssueNotifyOrderMaterialListDetail> haiAnSearchMaterialListDetail(HaiAnSOIssueNotifyHeaderData data) {
+        validateSite(data.getSite());
+        return haiAnNewIssureService.haiAnSearchMaterialListDetail(data);
+    }
+
+    /**
+     * @author rqrq
+     * @Description 查询海安日志页签占位数据，保持页面行为与旧页签兼容 - rqrq
+     */
+    @Override
+    public List<Object> haiAnSearchNotifyLogNew(HaiAnSOIssueNotifyHeaderData data) {
+        validateSite(data.getSite());
+        return haiAnNewIssureService.haiAnSearchNotifyLogNew(data);
+    }
+
+    /**
+     * @author rqrq
+     * @Description 查询海安关闭日志页签占位数据，保持页面行为与旧页签兼容 - rqrq
+     */
+    @Override
+    public List<Object> haiAnSearchNotifyLogCloseNew(HaiAnSOIssueNotifyHeaderData data) {
+        validateSite(data.getSite());
+        return haiAnNewIssureService.haiAnSearchNotifyLogCloseNew(data);
+    }
+
+    /**
+     * @author rqrq
+     * @Description 更新海安申请单状态（关闭/开启），仅写海安主表不触发旧模块逻辑 - rqrq
+     */
+    @Override
+    @Transactional(rollbackFor = Exception.class)
+    public void haiAnUpdateNotifyStatusNew(HaiAnSOIssueNotifyHeaderData data) {
+        validateSite(data.getSite());
+        validateNotifyNo(data.getNotifyNo());
+        haiAnNewIssureService.haiAnUpdateNotifyStatusNew(data);
+    }
+
+    /**
+     * @author rqrq
+     * @Description 检查用户未下达海安单据，复用海安主流程校验口径 - rqrq
+     */
+    @Override
+    public HaiAnSOIssueNotifyHeaderData haiAnCheckUserHasUnissueShopOrder(HaiAnSOIssueNotifyHeaderData data) {
+        validateSite(data.getSite());
+        return haiAnIssureNotifyService.haiAnCheckUserHasUnissueShopOrder(data);
+    }
+
+    /**
+     * @author rqrq
+     * @Description 取消下达海安申请单，限定主单未推送状态执行防止流程冲突 - rqrq
+     */
+    @Override
+    @Transactional(rollbackFor = Exception.class)
+    public void haiAnCancelIssueNotify(HaiAnSOIssueNotifyHeaderData data) {
+        validateSite(data.getSite());
+        validateNotifyNo(data.getNotifyNo());
+        HaiAnSOIssueNotifyHeaderData notifyHeader = haiAnSearchIssureNotifyMapper.haiAnGetNotifyHeader(data.getSite(), data.getNotifyNo());
+        if (notifyHeader == null) {
+            throw new RuntimeException("申请单不存在");
+        }
+        if (!"未推送".equals(notifyHeader.getPushWcsFlag())) {
+            throw new RuntimeException("申请单已推送WCS，不允许取消下达");
+        }
+        haiAnSearchIssureNotifyMapper.haiAnCancelIssueNotify(data.getSite(), data.getNotifyNo());
+    }
+
+    /**
+     * @author rqrq
+     * @Description 删除海安工单行增强校验，确保仅未推送主单允许删除并同步清理子表 - rqrq
+     */
+    @Override
+    @Transactional(rollbackFor = Exception.class)
+    public void haiAnDeleteNotifySOSPlus(HaiAnSOIssueNotifyOrderListData data) {
+        validateSite(data.getSite());
+        validateNotifyNo(data.getNotifyNo());
+        HaiAnSOIssueNotifyHeaderData notifyHeader = haiAnSearchIssureNotifyMapper.haiAnGetNotifyHeader(data.getSite(), data.getNotifyNo());
+        if (notifyHeader == null) {
+            throw new RuntimeException("申请单不存在");
+        }
+        if (!"未推送".equals(notifyHeader.getPushWcsFlag())) {
+            throw new RuntimeException("当前行不是未推送状态，不能删除！");
+        }
+        haiAnIssureNotifyMapper.haiAnDeleteNotifySOS(data);
+        HaiAnSOIssueNotifyOrderMaterialListData deleteData = new HaiAnSOIssueNotifyOrderMaterialListData();
+        deleteData.setNotifyNo(data.getNotifyNo());
+        deleteData.setSite(data.getSite());
+        deleteData.setSubSite(data.getSubSite());
+        deleteData.setItemNo(data.getItemNo());
+        haiAnIssureNotifyMapper.haiAnDeleteSOIssueNotifyOrderMaterialListData(deleteData);
+    }
+
+    /**
+     * @author rqrq
+     * @Description 更新海安材料申请数量增强校验，防止已推送单据被编辑 - rqrq
+     */
+    @Override
+    @Transactional(rollbackFor = Exception.class)
+    public int haiAnUpdateMaterialDetail(HaiAnSOIssueNotifyOrderMaterialListData data) {
+        validateSite(data.getSite());
+        validateNotifyNo(data.getNotifyNo());
+        HaiAnSOIssueNotifyHeaderData notifyHeader = haiAnSearchIssureNotifyMapper.haiAnGetNotifyHeader(data.getSite(), data.getNotifyNo());
+        if (notifyHeader == null) {
+            throw new RuntimeException("申请单不存在");
+        }
+        if (!"未推送".equals(notifyHeader.getPushWcsFlag())) {
+            throw new RuntimeException("申请单已推送WCS，不允许修改");
+        }
+        int rows = haiAnSearchIssureNotifyMapper.haiAnUpdateMaterialDetail(data);
+        if (rows <= 0) {
+            throw new RuntimeException("未找到可更新的材料明细");
+        }
+        return rows;
+    }
+
+    /**
+     * @author rqrq
+     * @Description 查询海安BOM明细并回显已保存数据，供查看页编辑弹窗回填 - rqrq
+     */
+    @Override
+    public List<HaiAnSOIssueNotifyOrderMaterialListData> haiAnGetSOSBOMForIssureNew(SOScheduledRoutingData data) throws Exception {
+        if (StringUtils.isBlank(data.getSite())) {
+            throw new RuntimeException("请求缺少site，无法查询海安BOM明细");
+        }
+        return haiAnNewIssureService.haiAnGetSOSBOMForIssureNew(data);
+    }
+
+    /**
+     * @author rqrq
+     * @Description 保存海安材料明细，复用海安先删后存逻辑确保编辑幂等 - rqrq
+     */
+    @Override
+    @Transactional(rollbackFor = Exception.class)
+    public void haiAnSaveMaterialDetail(List<HaiAnSOIssueNotifyOrderMaterialListData> data) {
+        haiAnIssureNotifyService.haiAnSaveMaterialDetail(data);
+    }
+
+    /**
+     * @author rqrq
+     * @Description 海安库存预览占位实现，仅返回空列表和提示，不触发任何WCS相关写操作 - rqrq
+     */
+    @Override
+    public List<InventoryCheckResult> haiAnCheckIssueNotifyInventory(HaiAnSOIssueNotifyHeaderData data) {
+        validateSite(data.getSite());
+        validateNotifyNo(data.getNotifyNo());
+        return new ArrayList<>();
+    }
+
+    /**
+     * @author rqrq
+     * @Description 海安推送WCS占位实现，保留扩展点且不写任务表不改推送状态 - rqrq
+     */
+    @Override
+    public void haiAnPushInventoryToWcs(HaiAnSOIssueNotifyHeaderData data) {
+        validateSite(data.getSite());
+        validateNotifyNo(data.getNotifyNo());
+        // TODO 后续在该入口接入海安专属库存预览推送逻辑，本次仅保留占位不执行任何副作用 - rqrq
+    }
+
+    private void validateSite(String site) {
+        if (StringUtils.isBlank(site)) {
+            throw new RuntimeException("请求缺少site，无法执行海安查看业务");
+        }
+    }
+
+    private void validateNotifyNo(String notifyNo) {
+        if (StringUtils.isBlank(notifyNo)) {
+            throw new RuntimeException("请求缺少notifyNo，无法执行海安查看业务");
+        }
+    }
+}
diff --git a/src/main/resources/mapper/autoWareHourceHaian/HaiAnSearchIssureNotifyMapper.xml b/src/main/resources/mapper/autoWareHourceHaian/HaiAnSearchIssureNotifyMapper.xml
new file mode 100644
index 00000000..639c3c97
--- /dev/null
+++ b/src/main/resources/mapper/autoWareHourceHaian/HaiAnSearchIssureNotifyMapper.xml
@@ -0,0 +1,39 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN" "http://mybatis.org/dtd/mybatis-3-mapper.dtd">
+<mapper namespace="com.gaotao.modules.autoWareHourceHaian.mapper.HaiAnSearchIssureNotifyMapper">
+
+    <!-- 查询海安主单状态，作为取消下达和修改明细的前置校验数据源 - rqrq -->
+    <select id="haiAnGetNotifyHeader" resultType="com.gaotao.modules.autoWareHourceHaian.entity.HaiAnSOIssueNotifyHeaderData">
+        SELECT TOP 1
+            notify_no AS notifyNo,
+            site,
+            status,
+            push_wcs_flag AS pushWcsFlag,
+            username
+        FROM haian_SOIssueNotifyHeader WITH (NOLOCK)
+        WHERE site = #{site}
+          AND notify_no = #{notifyNo}
+    </select>
+
+    <!-- 取消下达仅回写海安主单状态，避免影响旧流程主表 - rqrq -->
+    <update id="haiAnCancelIssueNotify">
+        UPDATE haian_SOIssueNotifyHeader
+        SET status = 'UNISSUE'
+        WHERE site = #{site}
+          AND notify_no = #{notifyNo}
+    </update>
+
+    <!-- 更新海安材料申请数量，支持subsite条件避免跨子站点误修改 - rqrq -->
+    <update id="haiAnUpdateMaterialDetail">
+        UPDATE haian_SOIssueNotifyOrderMaterialList
+        SET qty_to_issue = #{qtyToIssue}
+        WHERE notify_no = #{notifyNo}
+          AND site = #{site}
+          AND item_no = #{itemNo}
+          AND BOM_item_no = #{bOMItemNo}
+        <if test="subSite != null and subSite != ''">
+          AND sub_site = #{subSite}
+        </if>
+    </update>
+
+</mapper>