diff --git a/apps/qm/migrations/0025_auto_20240920_0914.py b/apps/qm/migrations/0025_auto_20240920_0914.py
new file mode 100644
index 00000000..58e3bc85
--- /dev/null
+++ b/apps/qm/migrations/0025_auto_20240920_0914.py
@@ -0,0 +1,38 @@
+# Generated by Django 3.2.12 on 2024-09-20 01:14
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('qm', '0024_ftestwork_shift'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='ftestwork',
+            name='count',
+            field=models.PositiveIntegerField(verbose_name='检验数量'),
+        ),
+        migrations.AlterField(
+            model_name='ftestwork',
+            name='count_notok',
+            field=models.PositiveIntegerField(default=0, verbose_name='不合格数量'),
+        ),
+        migrations.AlterField(
+            model_name='ftestwork',
+            name='count_ok',
+            field=models.PositiveIntegerField(default=0, verbose_name='合格数量'),
+        ),
+        migrations.AlterField(
+            model_name='ftestwork',
+            name='count_sampling',
+            field=models.PositiveIntegerField(default=0, verbose_name='抽检数量'),
+        ),
+        migrations.AlterField(
+            model_name='ftestwork',
+            name='count_sampling_ok',
+            field=models.PositiveIntegerField(default=0, verbose_name='抽检合格数量'),
+        ),
+    ]
diff --git a/apps/qm/models.py b/apps/qm/models.py
index d69b2854..16baabac 100644
--- a/apps/qm/models.py
+++ b/apps/qm/models.py
@@ -118,11 +118,11 @@ class FtestWork(CommonBDModel):
     material = models.ForeignKey(
         Material, verbose_name='产品', on_delete=models.CASCADE)
     batch = models.CharField('生产批次', max_length=50)
-    count = models.IntegerField('检验数量')
-    count_sampling = models.IntegerField('抽检数量', default=0)
-    count_sampling_ok = models.IntegerField('抽检合格数量', default=0)
-    count_ok = models.IntegerField('合格数量', default=0)
-    count_notok = models.IntegerField('不合格数量', default=0)
+    count = models.PositiveIntegerField('检验数量')
+    count_sampling = models.PositiveIntegerField('抽检数量', default=0)
+    count_sampling_ok = models.PositiveIntegerField('抽检合格数量', default=0)
+    count_ok = models.PositiveIntegerField('合格数量', default=0)
+    count_notok = models.PositiveIntegerField('不合格数量', default=0)
     need_update_wm = models.BooleanField('是否更新车间库存', default=True)
     count_notok_json = models.JSONField('不合格项数量统计', default=dict, null=False, blank=True)
     test_user = models.ForeignKey(