diff --git a/apps/bi/views.py b/apps/bi/views.py
index 87e88192..6912ae74 100644
--- a/apps/bi/views.py
+++ b/apps/bi/views.py
@@ -146,7 +146,9 @@ class DatasetRecordViewSet(ListModelMixin, CustomGenericViewSet):
     queryset = DatasetRecord.objects.all()
     serializer_class = DatasetRecordSerializer
     filterset_fields = {
-        "timex": ["year", "month", "day"]
+        "timex": ["year", "month", "day"],
+        "dataset": ["exact"],
+        "dataset__code": ["exact"]
     }
 
 
diff --git a/apps/mtm/models.py b/apps/mtm/models.py
index d68d90e0..c81b87ed 100644
--- a/apps/mtm/models.py
+++ b/apps/mtm/models.py
@@ -119,6 +119,10 @@ class Material(CommonAModel):
     def __str__(self):
         return f'{self.name}|{self.specification if self.specification else ""}|{self.model if self.model else ""}|{self.process.name if self.process else ""}'
 
+    @property
+    def  fname(self):
+        return f'{self.name}|{self.specification if self.specification else ""}|{self.model if self.model else ""}|{self.process.name if self.process else ""}'
+
 
 class Shift(CommonBModel):
     """TN:班次
diff --git a/apps/utils/mixins.py b/apps/utils/mixins.py
index ac80731d..c3df566c 100755
--- a/apps/utils/mixins.py
+++ b/apps/utils/mixins.py
@@ -94,10 +94,10 @@ class BulkCreateModelMixin(CreateModelMixin):
             for item in rdata:
                 if "id" in item and item["id"]:
                     raise ParseError('创建数据中不能包含id字段')
+            many = True
         else:
             if "id" in rdata and rdata["id"]:
                 raise ParseError('创建数据中不能包含id字段')
-            many = True
         sr = self.get_serializer(data=rdata, many=many)
         sr.is_valid(raise_exception=True)
         self.perform_create(sr)
diff --git a/apps/wf/services.py b/apps/wf/services.py
index cddccfd4..3b6dcad3 100755
--- a/apps/wf/services.py
+++ b/apps/wf/services.py
@@ -304,7 +304,7 @@ class WfService(object):
         if ticket is None:
             # 创建工单逻辑
             if transition:
-                if transition.workflow.id != workflow.id:
+                if workflow and transition.workflow.id != workflow.id:
                     raise ParseError("当前流转不属于该工作流")
                 workflow = transition.workflow
                 
diff --git a/apps/wpm/serializers.py b/apps/wpm/serializers.py
index 8143d366..4e2dd35e 100644
--- a/apps/wpm/serializers.py
+++ b/apps/wpm/serializers.py
@@ -1182,6 +1182,7 @@ class HandoverSerializer(CustomModelSerializer):
     material_ = MaterialSimpleSerializer(source='material', read_only=True)
     material_name = serializers.StringRelatedField(
         source='material', read_only=True)
+    material_changed_fname = serializers.CharField(source='material_changed.fname', read_only=True)
     wm_notok_sign = serializers.CharField(source='wm.notok_sign', read_only=True)
     handoverb = HandoverbSerializer(many=True, required=False)
     ticket_ = TicketSimpleSerializer(source='ticket', read_only=True)
@@ -1189,13 +1190,15 @@ class HandoverSerializer(CustomModelSerializer):
     def validate(self, attrs):
         if "mtype" not in attrs:
             attrs['mtype'] = Handover.H_NORMAL
-        mtype = attrs["mtype"]
         if 'type' not in attrs:
             attrs['type'] = Handover.H_NORMAL
+
         if attrs["type"] == Handover.H_CHANGE:
+            attrs["mtype"] = Handover.H_MERGE
             if "material_changed" not in attrs:
                 raise ParseError("必须指定改版后的物料")
-            
+        
+        mtype = attrs["mtype"]
         if mtype == Handover.H_MERGE:
             new_state = None
             new_wm:WMaterial = attrs.get("new_wm", None)
diff --git a/apps/wpm/services.py b/apps/wpm/services.py
index f6d1a27c..7bb9a5d5 100644
--- a/apps/wpm/services.py
+++ b/apps/wpm/services.py
@@ -720,8 +720,6 @@ def handover_submit(handover:Handover, user: User, now: Union[datetime.datetime,
     recive_mgroup = handover.recive_mgroup
     recive_dept = handover.recive_dept
     
-    if handover.type == Handover.H_CHANGE:
-        handover.mtype = Handover.H_MERGE
     new_batch = handover.new_batch
     if new_batch and mtype != Handover.H_MERGE:
         raise ParseError("只有合并时才能提供新批次号")
diff --git a/apps/wpm/views.py b/apps/wpm/views.py
index fe600205..d6c0ca6a 100644
--- a/apps/wpm/views.py
+++ b/apps/wpm/views.py
@@ -524,7 +524,7 @@ class HandoverViewSet(CustomModelViewSet):
     queryset = Handover.objects.all()
     list_serializer_class = HandoverListSerializer
     serializer_class = HandoverSerializer
-    select_related_fields = ["send_user", "send_mgroup", "send_dept", "recive_user", "recive_mgroup", "recive_dept", "wm"]
+    select_related_fields = ["send_user", "send_mgroup", "send_dept", "recive_user", "recive_mgroup", "recive_dept", "wm", "material_changed", "material"]
     filterset_class = HandoverFilter
     search_fields = ["id", "material__name", "material__number", "material__specification", "batch", "material__model", "b_handover__batch", "new_batch", "wm__batch"]
     prefetch_related_fields = [Prefetch("b_handover", queryset=Handoverb.objects.select_related("wm__defect"))]