diff --git a/app/common/service/UsedCarService.php b/app/common/service/UsedCarService.php
index ddd7cb8..3b26bbf 100644
--- a/app/common/service/UsedCarService.php
+++ b/app/common/service/UsedCarService.php
@@ -103,6 +103,7 @@ class UsedCarService
         }
         $data['user_id'] = $request->user['id'];
         $data['code'] = $this->getcode($request->user['id']);
+        $data['mileage'] = str_replace(['K','M','k','m'], '', $data['mileage']);
         return $data;
     }