diff --git a/application/controllers/information.php b/application/controllers/information.php
index 1a0a5ad7..759fd2eb 100644
--- a/application/controllers/information.php
+++ b/application/controllers/information.php
@@ -1027,11 +1027,6 @@ class Information extends CI_Controller
         $template_TrainSearch,
         $information->ic_content
       );
-
-      if ($device == "mobile") {
-        //手机端的搜索框直接显示，不再加背景图，这样可以保证CLS分数。
-        $template = str_replace('<!--@TOP-BANNER@-->', '<div class="detailtopbanner">' . $template_TrainSearch . '</div>', $template);
-      }
     }
 
     //火车票搜索框添加 -- zp