diff --git a/common/modules/product/behaviors/DefaultVariantBehavior.php b/common/modules/product/behaviors/DefaultVariantBehavior.php
new file mode 100755
index 0000000..54c2a82
--- /dev/null
+++ b/common/modules/product/behaviors/DefaultVariantBehavior.php
@@ -0,0 +1,89 @@
+<?php
+    namespace common\modules\product\behaviors;
+    
+    use common\modules\language\models\Language;
+    use common\modules\product\models\ProductVariantLang;
+    use yii\base\Behavior;
+    use common\modules\product\models\Product;
+    use common\modules\product\models\ProductVariant;
+    use common\modules\product\models\ProductUnit;
+    use common\modules\product\models\Stock;
+    
+    /**
+     * Class DefaultVariantBehavior
+     *
+     * @property Product $owner
+     * @see     ProductVariant
+     */
+    class DefaultVariantBehavior extends Behavior
+    {
+        
+        /**
+         * @todo add default variant image also
+         */
+        
+        /**
+         * Catches product's insert event
+         *
+         * @return array
+         */
+        public function events()
+        {
+            return [
+                Product::EVENT_AFTER_INSERT => 'addDefaultVariant',
+            ];
+        }
+        
+        /**
+         * Creates new default product's variant and sets it's to stock
+         * marked as default and sets to it unit also marked as default
+         */
+        public function addDefaultVariant()
+        {
+            /**
+             * @var Stock       $stock
+             * @var ProductUnit $defaultUnit
+             */
+            $defaultVariant = new ProductVariant();
+            $defaultVariant->product_id = $this->owner->product_id;
+            
+            /**
+             * Gets default unit for variant
+             */
+            $defaultUnit = ProductUnit::find()
+                                      ->where(
+                                          [
+                                              'is_default' => true,
+                                          ]
+                                      )
+                                      ->one();
+            $defaultVariant->product_unit_id = $defaultUnit->product_unit_id;
+            $defaultVariant->stock = 1;
+            
+            $defaultVariant->sku = 'default';
+            $defaultVariant->remote_id = time();
+            $defaultVariant->save();
+            
+            /**
+             * Saving languages
+             */
+            $activeLanguageIds = Language::find()
+                                         ->select('language_id')
+                                         ->where(
+                                             [
+                                                 'status' => true,
+                                             ]
+                                         )
+                                         ->asArray()
+                                         ->column();
+            foreach ($activeLanguageIds as $languageId) {
+                $variantLanguage = new ProductVariantLang();
+                $variantLanguage->language_id = $languageId;
+                $variantLanguage->product_variant_id = $defaultVariant->product_variant_id;
+                $variantLanguage->name = 'default_' . $languageId;
+                $variantLanguage->save();
+            }
+        }
+        
+    }
+    
\ No newline at end of file
diff --git a/common/modules/product/models/Product.php b/common/modules/product/models/Product.php
index d7a8881..f53db26 100755
--- a/common/modules/product/models/Product.php
+++ b/common/modules/product/models/Product.php
@@ -10,6 +10,7 @@
     use common\models\ProductToRating;
     use common\modules\comment\models\CommentModel;
     use common\modules\language\behaviors\LanguageBehavior;
+    use common\modules\product\behaviors\DefaultVariantBehavior;
     use common\modules\product\behaviors\FilterBehavior;
     use common\modules\rubrication\models\TaxGroup;
     use common\modules\rubrication\models\TaxOption;
@@ -128,6 +129,9 @@
                 'techSpec' => [
                     'class' => TechBehavior::className(),
                 ],
+                'defaultVariant' => [
+                    'class' => DefaultVariantBehavior::className(),
+                ],
             ];
         }
         
diff --git a/common/modules/product/models/ProductStock.php b/common/modules/product/models/ProductStock.php
index f6db347..a4c1867 100755
--- a/common/modules/product/models/ProductStock.php
+++ b/common/modules/product/models/ProductStock.php
@@ -70,7 +70,7 @@ class ProductStock extends \yii\db\ActiveRecord
 
 
     public function getName(){
-        return (!empty($this->stock))?  $this->stock->name : '';
+        return (!empty($this->stock))?  $this->stock->lang->name : '';
     }
 
     public function setName($value){
--
libgit2 0.21.4