diff --git a/apps/mtm/migrations/0024_auto_20231116_1416.py b/apps/mtm/migrations/0024_auto_20231116_1416.py
new file mode 100644
index 00000000..53a39d5c
--- /dev/null
+++ b/apps/mtm/migrations/0024_auto_20231116_1416.py
@@ -0,0 +1,23 @@
+# Generated by Django 3.2.12 on 2023-11-16 06:16
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('mtm', '0023_auto_20231102_1128'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='material',
+            name='model',
+            field=models.CharField(blank=True, max_length=100, null=True, verbose_name='型号'),
+        ),
+        migrations.AlterField(
+            model_name='material',
+            name='specification',
+            field=models.CharField(blank=True, max_length=100, null=True, verbose_name='规格'),
+        ),
+    ]
diff --git a/apps/mtm/models.py b/apps/mtm/models.py
index b47fec85..4ba0ff58 100644
--- a/apps/mtm/models.py
+++ b/apps/mtm/models.py
@@ -45,8 +45,10 @@ class Material(CommonAModel):
     name = models.CharField('名称', max_length=50)
     cate = models.CharField('大类', max_length=20, default='', blank=True)
     number = models.CharField('编号', max_length=100, null=True, blank=True)
-    specification = models.CharField(
+    model = models.CharField(
         '型号', max_length=100, null=True, blank=True)
+    specification = models.CharField(
+        '规格', max_length=100, null=True, blank=True)
     code = models.CharField('标识', max_length=50, null=True, blank=True)
     type = models.PositiveSmallIntegerField(
         '物料类型', choices=type_choices, default=1, help_text=str(type_choices))
@@ -70,7 +72,7 @@ class Material(CommonAModel):
         ordering = ['sort', '-create_time']
 
     def __str__(self):
-        return f'{self.specification}-{self.name}'
+        return f'{self.name}-{self.model}-{self.specification}'
 
 
 class Shift(CommonAModel):
diff --git a/apps/mtm/serializers.py b/apps/mtm/serializers.py
index f9be2640..ba47b93b 100644
--- a/apps/mtm/serializers.py
+++ b/apps/mtm/serializers.py
@@ -17,7 +17,7 @@ class ShiftSerializer(CustomModelSerializer):
 class MaterialSimpleSerializer(CustomModelSerializer):
     class Meta:
         model = Material
-        fields = ['id', 'name', 'number',
+        fields = ['id', 'name', 'number', 'model',
                   'specification', 'type', 'cate', 'brothers']