diff --git a/application/views/mobile_first/ah-pc.php b/application/views/mobile_first/ah-pc.php
index 1413af5b..c87b2b58 100644
--- a/application/views/mobile_first/ah-pc.php
+++ b/application/views/mobile_first/ah-pc.php
@@ -15,40 +15,27 @@
     <!--@OG:IMAGE@-->
     <link rel="canonical" href="<!--@CANONICAL@-->">
     <link rel="shortcut icon" href="https://data.asiahighlights.com/favicon.ico"/>
-    <link rel="preconnect" href="//data.asiahighlights.com">
-    <link rel="dns-prefetch" href="//data.asiahighlights.com">
-    <link rel="dns-prefetch" href="//images.asiahighlights.com">
-    <link rel="dns-prefetch" href="//www.googletagmanager.com">
-    <link rel="dns-prefetch" href="//www.googleadservices.com">
-    <link rel="dns-prefetch" href="//www.google-analytics.com">
-    <link rel="dns-prefetch" href="//connect.facebook.net">
-    <link rel="dns-prefetch" href="//www.facebook.com">
+    <link rel="dns-prefetch" href="https://data.asiahighlights.com">
+    <link rel="dns-prefetch" href="https://images.asiahighlights.com">
+    <link rel="dns-prefetch" href="https://www.googletagmanager.com">
 
     <!--@MAIN-CSS@-->
     <!--@ADDON-CSS@-->
     <!-- Google Tag Manager -->
     <script>(function (w, d, s, l, i) {
             w[l] = w[l] || [];
-            w[l].push({
-                'gtm.start':
-                    new Date().getTime(), event: 'gtm.js'
-            });
-            var f = d.getElementsByTagName(s)[0],
-                j = d.createElement(s), dl = l != 'dataLayer' ? '&l=' + l : '';
+            w[l].push({'gtm.start': new Date().getTime(), event: 'gtm.js'});
+            var f = d.getElementsByTagName(s)[0], j = d.createElement(s), dl = l != 'dataLayer' ? '&l=' + l : '';
             j.async = true;
-            j.src =
-                'https://www.googletagmanager.com/gtm.js?id=' + i + dl;
+            j.src = 'https://www.googletagmanager.com/gtm.js?id=' + i + dl;
             f.parentNode.insertBefore(j, f);
-        })(window, document, 'script', 'dataLayer', 'GTM-T75N4LL');</script>
+        })(window, document, 'script', 'dataLayer', 'GTM-56CMWN3');</script>
     <!-- End Google Tag Manager -->
 </head>
 
 <body>
 <!-- Google Tag Manager (noscript) -->
-<noscript>
-    <iframe src="https://www.googletagmanager.com/ns.html?id=GTM-T75N4LL" height="0" width="0"
-            style="display:none;visibility:hidden"></iframe>
-</noscript>
+<noscript><iframe src="https://www.googletagmanager.com/ns.html?id=GTM-56CMWN3" height="0" width="0" style="display:none;visibility:hidden"></iframe></noscript>
 <!-- End Google Tag Manager (noscript) -->
 
 <!--PC头部-->
@@ -188,7 +175,7 @@
     </div>
     <!--PC右侧广告 结束-->
     <div class="inforightad">
-        <a href="/tours/ah-7.htm"><img class="img-responsive" alt="Myanmar Novices" src="https://data.asiahighlights.com/image/travel-guide/myanmar/myanmar-novices.jpg" loader="lazy" style="opacity: 1; transition: opacity 0.5s ease-in-out 0s;"></a>
+        <a href="/tours/ah-7.htm"><img class="img-responsive" alt="Myanmar Novices" src="https://data.asiahighlights.com/image/travel-guide/myanmar/myanmar-novices.jpg" style="opacity: 1; transition: opacity 0.5s ease-in-out 0s;"></a>
     </div>
     <!--PC右侧广告 结束-->
 
diff --git a/application/views/mobile_first/ah.php b/application/views/mobile_first/ah.php
index ccdf4511..a59d6fd0 100644
--- a/application/views/mobile_first/ah.php
+++ b/application/views/mobile_first/ah.php
@@ -8,8 +8,10 @@
     <link rel="canonical" href="<!--@CANONICAL@-->">
     <meta content="width=device-width,minimum-scale=1,initial-scale=1" name="viewport">
     <!--@OG:IMAGE@-->
-
     <link rel="shortcut icon" href="https://data.asiahighlights.com/favicon.ico"/>
+    <link rel="dns-prefetch" href="https://data.asiahighlights.com">
+    <link rel="dns-prefetch" href="https://images.asiahighlights.com">
+    <link rel="dns-prefetch" href="https://www.googletagmanager.com">
     <!--@MAIN-CSS@-->
     <!--@ADDON-CSS@-->
     <!-- Google Tag Manager -->
@@ -26,11 +28,7 @@
 </head>
 <body>
 <!-- Google Tag Manager (noscript) -->
-<noscript>
-    <iframe
-            src="https://www.googletagmanager.com/ns.html?id=GTM-56CMWN3" height="0" width="0"
-            style="display:none;visibility:hidden"></iframe>
-</noscript> <!-- End Google Tag Manager (noscript) -->
+<noscript> <iframe src="https://www.googletagmanager.com/ns.html?id=GTM-56CMWN3" height="0" width="0" style="display:none;visibility:hidden"></iframe></noscript> <!-- End Google Tag Manager (noscript) -->
 
 <header class="headerbar  flex justify-start items-center top-0 left-0 right-0 pl2 pr4 pt2 md-pt0" id="header">
     <div role="button" tabindex="0">
@@ -174,7 +172,7 @@
 
     <!--右侧广告-->
     <div class="inforightad">
-        <a href="/tours/ah-7.htm"><img class="img-responsive" alt="Myanmar Novices" src="https://data.asiahighlights.com/image/travel-guide/myanmar/myanmar-novices.jpg" loader="lazy" style="opacity: 1; transition: opacity 0.5s ease-in-out 0s;"></a>
+        <a href="/tours/ah-7.htm"><img class="img-responsive" alt="Myanmar Novices" src="https://data.asiahighlights.com/image/travel-guide/myanmar/myanmar-novices.jpg"  style="opacity: 1; transition: opacity 0.5s ease-in-out 0s;"></a>
     </div>
     <!--右侧广告结束-->
 </div>
