diff --git a/apps/inm/serializers.py b/apps/inm/serializers.py
index a1a6a6e6..3f8fdce5 100644
--- a/apps/inm/serializers.py
+++ b/apps/inm/serializers.py
@@ -247,6 +247,15 @@ class MIOItemAListSerializer(CustomModelSerializer):
         read_only_fields = EXCLUDE_FIELDS_BASE
 
 
+class MIOItemListSimpleSerializer(CustomModelSerializer):
+    warehouse_name = serializers.CharField(source='warehouse.name', read_only=True)
+    material_name = serializers.StringRelatedField(
+        source='material', read_only=True)
+
+    class Meta:
+        model = MIOItem
+        fields = ["id", "mio", "material", "warehouse", "material_name", "warehouse_name", "batch", "count", "test_date", "count_notok"]
+
 class MIOItemSerializer(CustomModelSerializer):
     warehouse_name = serializers.CharField(source='warehouse.name', read_only=True)
     material_ = MaterialSerializer(source='material', read_only=True)
diff --git a/apps/inm/views.py b/apps/inm/views.py
index e1a3c988..a5d35267 100644
--- a/apps/inm/views.py
+++ b/apps/inm/views.py
@@ -14,7 +14,7 @@ from apps.inm.serializers import (
     MaterialBatchSerializer, WareHourseSerializer, MIOListSerializer, MIOItemSerializer, MioItemAnaSerializer,
     MIODoSerializer, MIOSaleSerializer, MIOPurSerializer, MIOOtherSerializer, MIOItemCreateSerializer, 
     MaterialBatchDetailSerializer, MIODetailSerializer, MIOItemTestSerializer, MIOItemPurInTestSerializer,
-    MIOItemwSerializer, MioItemDetailSerializer, PackSerializer, PackMioSerializer)
+    MIOItemwSerializer, MioItemDetailSerializer, PackSerializer, PackMioSerializer, MIOItemListSimpleSerializer)
 from apps.inm.serializers2 import MIOItemwCreateUpdateSerializer
 from apps.utils.viewsets import CustomGenericViewSet, CustomModelViewSet
 from apps.inm.services import InmService
@@ -163,20 +163,39 @@ class MIOViewSet(CustomModelViewSet):
         return mio
     
     def add_info_for_list(self, data):
-        # 获取检验状态
-        mio_dict = {}
+        # 1. 收集所有mio的ID
+        mio_ids = [item['id'] for item in data]
+        
+        # 2. 预初始化mio字典和items列表
+        mio_dict = {item['id']: {
+            **item,
+            'is_tested': False,  # 默认值设为False
+            'mioitems': []
+        } for item in data}
+        
+        # 3. 批量查询MIOItem数据
+        if mio_ids:  # 避免空查询
+            mioitems = MIOItemListSimpleSerializer(
+                instance=MIOItem.objects.filter(
+                    mio__id__in=mio_ids
+                ).select_related("warehouse", "material"),
+                many=True
+            ).data
+            
+            # 4. 单次循环处理所有item
+            for item in mioitems:
+                mio_id = item['mio']
+                if mio_id in mio_dict:
+                    mio_dict[mio_id]['mioitems'].append(item)
+                    # 更新is_tested状态（只要有一个item有test_date就为True）
+                    if item.get('test_date'):
+                        mio_dict[mio_id]['is_tested'] = True
+        
+        # 5. 直接返回原始data列表，避免额外转换
         for item in data:
-            item['is_tested'] = None
-            mio_dict[item['id']] = item
-        mioitems = list(MIOItem.objects.filter(mio__id__in=mio_dict.keys()).values_list("mio__id", "test_date"))
-        for item in mioitems:
-            mioId, test_date = item
-            is_tested = False
-            if test_date:
-                is_tested = True
-            mio_dict[mioId]['is_tested'] = is_tested
-        datax = [mio_dict[key] for key in mio_dict.keys()]
-        return datax
+            item.update(mio_dict[item['id']])
+        
+        return data
     
     def get_serializer_class(self):
         if self.action in ['create', 'update', 'partial_update']: