diff --git a/apps/wpm/serializers.py b/apps/wpm/serializers.py
index 1ec3f7e5..d4767f24 100644
--- a/apps/wpm/serializers.py
+++ b/apps/wpm/serializers.py
@@ -570,7 +570,11 @@ class MlogbInUpdateSerializer(CustomModelSerializer):
 class MlogbwCreateUpdateSerializer(CustomModelSerializer):
     class Meta:
         model = Mlogbw
-        fields = ["number", "note"]
+        fields = ["id", "number", "note", "mlogb"]
+
+    def update(self, instance, validated_data):
+        validated_data.pop("mlogb")
+        return super().update(instance, validated_data)
 
 
 class MlogbOutUpdateSerializer(CustomModelSerializer):
diff --git a/apps/wpm/urls.py b/apps/wpm/urls.py
index 7a5ffc65..3497ade0 100644
--- a/apps/wpm/urls.py
+++ b/apps/wpm/urls.py
@@ -4,7 +4,7 @@ from rest_framework.routers import DefaultRouter
 from apps.wpm.views import (SfLogViewSet, StLogViewSet, SfLogExpViewSet, 
                             WMaterialViewSet, MlogViewSet, HandoverViewSet, 
                             AttlogViewSet, OtherLogViewSet, MlogbViewSet, MlogbInViewSet, 
-                            MlogbOutViewSet, FmlogViewSet, BatchStViewSet)
+                            MlogbOutViewSet, FmlogViewSet, BatchStViewSet, MlogbwViewSet)
 from apps.wpm.datax import AnaViewSet
 
 
@@ -26,7 +26,7 @@ router.register('attlog', AttlogViewSet, basename='attlog')
 router.register('otherlog', OtherLogViewSet, basename='otherlog')
 router.register('ana', AnaViewSet, basename='ana')
 router.register('batchst', BatchStViewSet, basename='batchst')
-
+router.register('mlogbw', MlogbwViewSet, basename='mlogbw')
 urlpatterns = [
     path(API_BASE_URL, include(router.urls)),
 ]
diff --git a/apps/wpm/views.py b/apps/wpm/views.py
index 98b634e6..8cf47c53 100644
--- a/apps/wpm/views.py
+++ b/apps/wpm/views.py
@@ -12,13 +12,15 @@ from apps.mtm.models import Material, Process
 from apps.utils.viewsets import CustomGenericViewSet, CustomModelViewSet
 
 from .filters import StLogFilter, SfLogFilter, WMaterialFilter, MlogFilter, HandoverFilter, MlogbFilter, BatchStFilter
-from .models import SfLog, SfLogExp, StLog, WMaterial, Mlog, Handover, Mlogb, AttLog, OtherLog, Fmlog, BatchSt
+from .models import (SfLog, SfLogExp, StLog, WMaterial, Mlog, Handover, Mlogb,
+                     Mlogbw, AttLog, OtherLog, Fmlog, BatchSt)
 from .serializers import (SflogExpSerializer, SfLogSerializer, StLogSerializer, WMaterialSerializer, MlogRevertSerializer,
                           MlogSerializer, MlogRelatedSerializer, DeptBatchSerializer, HandoverSerializer, HandoverUpdateSerializer,
                           GenHandoverSerializer, GenHandoverWmSerializer, MlogAnaSerializer, 
                           AttLogSerializer, OtherLogSerializer, MlogInitSerializer, MlogChangeSerializer,
                           MlogbDetailSerializer, MlogbInSerializer, MlogbInUpdateSerializer, 
-                          MlogbOutUpdateSerializer, FmlogSerializer, FmlogUpdateSerializer, BatchStSerializer)
+                          MlogbOutUpdateSerializer, FmlogSerializer, FmlogUpdateSerializer, BatchStSerializer,
+                          MlogbwCreateUpdateSerializer)
 from .services import mlog_submit, handover_submit, mlog_revert
 from apps.wpm.services import mlog_submit_validate, generate_new_batch
 from apps.wf.models import State
@@ -527,3 +529,35 @@ class BatchStViewSet(ListModelMixin, CustomGenericViewSet):
     ordering = ["batch"]
     filterset_class = BatchStFilter
 
+
+class MlogbwViewSet(CustomModelViewSet):
+    perms_map = {"get": "*", "post": "mlog.update", "put": "mlog.update", "delete": "mlog.update"}
+    queryset = Mlogbw.objects.all()
+    serializer_class = MlogbwCreateUpdateSerializer
+    filterset_fields = ['mlogb']
+    ordering = ["number"]
+    ordering_fields = ["number", "create_time"]
+
+    def filter_queryset(self, queryset):
+        if not self.detail and not self.request.query_params.get('mlogb', None):
+            raise ParseError('请指定所属日志明细')
+        return super().filter_queryset(queryset)
+
+    def cal_mlogb_count(self, mlogb):
+        count_real = Mlogbw.objects.filter(mlogb=mlogb).count()
+        mlogb.count_real = count_real
+        mlogb.save()
+
+    @transaction.atomic
+    def perform_create(self, serializer):
+        ins = super().perform_create(serializer)
+        self.cal_mlogb_count(ins.mlogb)
+        return ins
+
+    @transaction.atomic
+    def perform_destroy(self, instance):
+        mlogb = instance.mlogb
+        super().perform_destroy(instance)
+        self.cal_mlogb_count(mlogb)
+
+