diff --git a/klp-ui/src/views/wms/coil/panels/CoilTraceResult.vue b/klp-ui/src/views/wms/coil/panels/CoilTraceResult.vue
index b5dfcb42..e54917ba 100644
--- a/klp-ui/src/views/wms/coil/panels/CoilTraceResult.vue
+++ b/klp-ui/src/views/wms/coil/panels/CoilTraceResult.vue
@@ -144,6 +144,16 @@
                   <p class="coil-detail" v-if="coil.warehouse && coil.warehouse.warehouseName">
                     库区：{{ coil.warehouse.warehouseName }}
                   </p>
+                  <!-- 显示母卷/子卷关系 -->
+                  <p class="coil-detail" v-if="coil.parentCoilNos && coil.hasMergeSplit === 1">
+                    <el-tag type="warning" size="mini">来自母卷：{{ coil.parentCoilNos }}</el-tag>
+                  </p>
+                  <p class="coil-detail" v-if="coil.parentCoilNos && coil.hasMergeSplit === 0 && coil.dataType === 0">
+                    <el-tag type="info" size="mini">分为子卷：{{ coil.parentCoilNos }}</el-tag>
+                  </p>
+                  <p class="coil-detail" v-if="coil.parentCoilNos && coil.hasMergeSplit === 2">
+                    <el-tag type="success" size="mini">合并自：{{ coil.parentCoilNos }}</el-tag>
+                  </p>
                   <p class="coil-detail">{{ coil.createTime }}</p>
                 </div>
               </el-card>
diff --git a/klp-ui/src/views/wms/coil/panels/base.vue b/klp-ui/src/views/wms/coil/panels/base.vue
index cb93dd28..6e0442b7 100644
--- a/klp-ui/src/views/wms/coil/panels/base.vue
+++ b/klp-ui/src/views/wms/coil/panels/base.vue
@@ -115,6 +115,20 @@
       <el-table-column label="班组" align="center" prop="team" />
       <el-table-column label="毛重" align="center" prop="grossWeight" />
       <el-table-column label="净重" align="center" prop="netWeight" />
+      <el-table-column label="关联信息" align="center" prop="parentCoilNos" :show-overflow-tooltip="true">
+        <template slot-scope="scope">
+          <span v-if="scope.row.parentCoilNos && scope.row.hasMergeSplit === 1">
+            <el-tag type="warning" size="mini">来自母卷：{{ scope.row.parentCoilNos }}</el-tag>
+          </span>
+          <span v-else-if="scope.row.parentCoilNos && scope.row.dataType === 0">
+            <el-tag type="info" size="mini">分为子卷：{{ scope.row.parentCoilNos }}</el-tag>
+          </span>
+          <span v-else-if="scope.row.parentCoilNos && scope.row.hasMergeSplit === 2">
+            <el-tag type="success" size="mini">合并自：{{ scope.row.parentCoilNos }}</el-tag>
+          </span>
+          <span v-else>—</span>
+        </template>
+      </el-table-column>
       <el-table-column label="备注" align="center" prop="remark" />
       <el-table-column label="操作" align="center" class-name="small-padding fixed-width">
         <template slot-scope="scope">
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 2c15faa1..987dd107 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
@@ -541,7 +541,13 @@ public class WmsMaterialCoilServiceImpl implements IWmsMaterialCoilService {
                 generateRecordService.updateByBo(oldQrBo);
             }
             
-            // 2. 将原始钢卷标记为历史数据（已在上面完成）
+            // 2. 将原始钢卷标记为历史数据，并记录所有子卷号
+            // 在母卷的 parent_coil_nos 字段中记录所有子卷号（用逗号分隔）
+            String childCoilNos = String.join(",", allNewCoilNos);
+            LambdaUpdateWrapper<WmsMaterialCoil> motherUpdateWrapper = new LambdaUpdateWrapper<>();
+            motherUpdateWrapper.eq(WmsMaterialCoil::getCoilId, oldCoil.getCoilId())
+                .set(WmsMaterialCoil::getParentCoilNos, childCoilNos); // 记录子卷号
+            baseMapper.update(null, motherUpdateWrapper);
 
             // 3. 为每个分卷后的子钢卷生成独立的二维码并插入数据库
             for (WmsMaterialCoilBo newCoilBo : bo.getNewCoils()) {
@@ -562,6 +568,9 @@ public class WmsMaterialCoilServiceImpl implements IWmsMaterialCoilService {
                     newCoil.setWarehouseId(oldCoil.getWarehouseId());
                     newCoil.setActualWarehouseId(oldCoil.getActualWarehouseId());
                 }
+                
+                // 在子卷的 parent_coil_nos 字段中记录母卷号
+                newCoil.setParentCoilNos(oldCoil.getCurrentCoilNo());
 
                 // 为每个子钢卷生成独立二维码
                 Long newQrcodeId = generateQrcodeForSplit(oldCoil, newCoilBo, allNewCoilNos);