diff --git a/backend/product/admin.py b/backend/product/admin.py
index 075ed6b..188ebad 100644
--- a/backend/product/admin.py
+++ b/backend/product/admin.py
@@ -23,7 +23,8 @@ class ProductModelAdmin(ModelAdmin, ImportExportModelAdmin):
     export_form_class = ExportForm
     inlines = [InStuckColorsInLine]
     readonly_fields = ('slug', )
-
+    search_fields = ['name']
+    autocomplete_fields = ['related_products']
     compressed_fields = True
     warn_unsaved_form = True
 
diff --git a/backend/product/migrations/0009_productmodel_related_products.py b/backend/product/migrations/0009_productmodel_related_products.py
new file mode 100644
index 0000000..eaf63a4
--- /dev/null
+++ b/backend/product/migrations/0009_productmodel_related_products.py
@@ -0,0 +1,18 @@
+# Generated by Django 5.1.2 on 2025-02-01 16:57
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('product', '0008_remove_productmodel_color_alter_instuckcolors_color'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='productmodel',
+            name='related_products',
+            field=models.ManyToManyField(to='product.productmodel'),
+        ),
+    ]
diff --git a/backend/product/models.py b/backend/product/models.py
index 7b61c2d..5d62e7c 100644
--- a/backend/product/models.py
+++ b/backend/product/models.py
@@ -111,7 +111,7 @@ class ProductModel(models.Model):
     meta_rating = models.FloatField(default=5, help_text='امتیاز محصول')
     created_at = models.DateTimeField(auto_now_add=True, verbose_name='زمان ثبت محصول')
     category = models.ForeignKey(SubCategoryModel, blank=True, null=True, on_delete=models.SET_NULL, related_name='products', verbose_name='دسته بندی محصول')
-
+    related_products = models.ManyToManyField('self',)
     def format_discount_price(self):
         discount_price = int(self.price * (100 - self.discount) / 100)
         formatted_num = "{:,.0f}".format(discount_price)