diff --git a/webapp/controller/MarketController.class.php b/webapp/controller/MarketController.class.php
index a60f9653..bae5536b 100644
--- a/webapp/controller/MarketController.class.php
+++ b/webapp/controller/MarketController.class.php
@@ -39,7 +39,7 @@ class MarketController extends BaseController {
             'sold_num' => 0,
             'inventory_num' => 0,
             'hint' => $currBatchMeta['hint'],
-            'buyed' => 0
+            'buyed' => rand() % 2 < 1 ? 0 : 1
         );
 
         $batchMetas = mt\MarketGoods::getBatchMetas($currBatchMeta['batch_id']);