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 ece8c2f9..690be433 100644
--- a/klp-wms/src/main/java/com/klp/controller/WmsMaterialCoilController.java
+++ b/klp-wms/src/main/java/com/klp/controller/WmsMaterialCoilController.java
@@ -68,6 +68,16 @@ public class WmsMaterialCoilController extends BaseController {
         return iWmsMaterialCoilService.queryPageListWithBindInfo(bo, pageQuery);
     }
 
+    /**
+     * 查询钢卷物料表列表（包含订单关联信息）
+     * 前端调用此接口时，每个钢卷会携带其关联的订单列表（通过wms_coil_contract_rel中间表JOIN crm_order）
+     * 注意：此接口比普通list多一次联表查询，仅在需要查看订单关联时使用
+     */
+    @GetMapping("/listWithOrderRel")
+    public TableDataInfo<WmsMaterialCoilVo> listWithOrderRel(WmsMaterialCoilBo bo, PageQuery pageQuery) {
+        return iWmsMaterialCoilService.queryPageListWithOrderRel(bo, pageQuery);
+    }
+
     /**
      * 统计筛选条件下的全量汇总数据
      * 独立的统计接口，使用与分页列表相同的查询条件
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 057649eb..6ba04439 100644
--- a/klp-wms/src/main/java/com/klp/service/IWmsMaterialCoilService.java
+++ b/klp-wms/src/main/java/com/klp/service/IWmsMaterialCoilService.java
@@ -37,6 +37,12 @@ public interface IWmsMaterialCoilService {
      */
     TableDataInfo<WmsMaterialCoilBindVo> queryPageListWithBindInfo(WmsMaterialCoilBo bo, PageQuery pageQuery);
 
+    /**
+     * 查询钢卷物料表列表（包含订单关联信息）
+     * 前端传 includeOrderRel=true 时返回每个钢卷关联的订单列表
+     */
+    TableDataInfo<WmsMaterialCoilVo> queryPageListWithOrderRel(WmsMaterialCoilBo bo, PageQuery pageQuery);
+
     /**
      * 查询钢卷物料表列表
      */
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 23fff4b1..fa40c2de 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
@@ -352,6 +352,69 @@ public class WmsMaterialCoilServiceImpl implements IWmsMaterialCoilService {
         return TableDataInfo.build(bindResult);
     }
 
+    /**
+     * 查询钢卷物料表列表（包含订单关联信息）
+     * 前端传 includeOrderRel=true 时调用此方法，返回每个钢卷关联的订单列表
+     * 使用批量查询避免N+1问题：先收集所有coilId，一次查询中间表+crm_order，再回填
+     */
+    @Override
+    public TableDataInfo<WmsMaterialCoilVo> queryPageListWithOrderRel(WmsMaterialCoilBo bo, PageQuery pageQuery) {
+        Page<WmsMaterialCoilVo> result = queryMaterialCoilPage(bo, pageQuery);
+        List<WmsMaterialCoilVo> records = result.getRecords();
+        if (records == null || records.isEmpty()) {
+            return TableDataInfo.build(result);
+        }
+
+        // 填充通用字段（昵称等）
+        fillPageCommonFields(records);
+
+        // 批量填充订单关联信息
+        fillOrderRelForPage(records);
+
+        return TableDataInfo.build(result);
+    }
+
+    /**
+     * 批量填充钢卷列表的订单关联信息（一次查询中间表+订单，避免N+1）
+     */
+    private void fillOrderRelForPage(List<WmsMaterialCoilVo> records) {
+        try {
+            // 1. 收集所有钢卷ID
+            Set<Long> coilIds = records.stream()
+                .map(WmsMaterialCoilVo::getCoilId)
+                .filter(Objects::nonNull)
+                .collect(Collectors.toSet());
+
+            if (coilIds.isEmpty()) {
+                return;
+            }
+
+            // 2. 批量查询所有关联关系（JOIN crm_order，返回WmsCoilContractRelVo含全量订单字段）
+            List<com.klp.domain.vo.WmsCoilContractRelVo> allRels = coilContractRelMapper.selectOrdersByCoilIds(new ArrayList<>(coilIds));
+
+            if (allRels == null || allRels.isEmpty()) {
+                return;
+            }
+
+            // 3. 按coilId分组
+            Map<Long, List<com.klp.domain.vo.WmsCoilContractRelVo>> relMap = allRels.stream()
+                .filter(rel -> rel.getCoilId() != null)
+                .collect(Collectors.groupingBy(
+                    com.klp.domain.vo.WmsCoilContractRelVo::getCoilId,
+                    Collectors.toList()
+                ));
+
+            // 4. 回填到每个钢卷VO
+            for (WmsMaterialCoilVo vo : records) {
+                if (vo.getCoilId() != null && relMap.containsKey(vo.getCoilId())) {
+                    vo.setOrderList(relMap.get(vo.getCoilId()));
+                }
+            }
+        } catch (Exception e) {
+            log.warn("批量查询钢卷关联订单信息失败", e);
+        }
+    }
+
     /**
      * 统计筛选条件下的全量汇总数据（高性能：只查sum/count）
      * 独立的统计接口，不影响分页查询