diff --git a/public/themes/website/1/zh/demo/download.html b/public/themes/website/1/zh/demo/download.html
index 72f4a02..860308b 100755
--- a/public/themes/website/1/zh/demo/download.html
+++ b/public/themes/website/1/zh/demo/download.html
@@ -119,9 +119,9 @@
       <div class="d-list">
         {hcTaglib:contentPage mainField="*" subField="*"  name="hc_content" limit="12" item="vo" sort="sort desc"}
         {php}
-        // $dl_file = !empty($vo['url']) ? $vo['url'] : ($vo['thumbnail']['url'] ?? '');
-        $pdf_resource_download = $vo['main_content']['resource_download'][0] ?? '';
-        $dl_file = $pdf_resource_download;
+        $dl_file = !empty($vo['url']) ? $vo['url'] : ($vo['thumbnail']['url'] ?? '');
+        // $pdf_resource_download = $vo['main_content']['resource_download'][0] ?? '';
+        // $dl_file = $pdf_resource_download;
         $has_dl = $dl_file !== '';
         {/php}
         <div class="d-item">