diff --git a/apps/qm/serializers.py b/apps/qm/serializers.py
index 29c56cf0..060acccc 100644
--- a/apps/qm/serializers.py
+++ b/apps/qm/serializers.py
@@ -93,6 +93,8 @@ class FtestWorkCreateUpdateSerializer(CustomModelSerializer):
                 else:
                     raise ValidationError(f'不合格项{k_2}必须为非负整数')
             attrs['count_notok'] = count_notok
+            if type2 == 20 and attrs['count'] != attrs['count_ok'] + attrs['count_notok']:
+                raise ValidationError('全检时总数必须等于合格数+不合格数')
         elif 'mb' in attrs and attrs['mb']:
             attrs['wm'] = None
             attrs['material'] = attrs['mb'].material