diff --git a/public/themes/website/1/zh/demo/components/footer.html b/public/themes/website/1/zh/demo/components/footer.html
index 9542aed..081ab56 100644
--- a/public/themes/website/1/zh/demo/components/footer.html
+++ b/public/themes/website/1/zh/demo/components/footer.html
@@ -26,11 +26,22 @@
             </div>
             <nav class="site-footer__cols" aria-label="底部导航">
                 {hcTaglib:nav cid="48" max-level="2" item="vo" name="hc_nav" sort="sort asc"}
+                {php}
+                  $ft_is_product = ((int)($vo['category_id'] ?? 0) === 333);
+                {/php}
                 <div class="site-footer__col">
                     <div class="site-footer__colTitle">{$vo.title}</div>
                     <div class="site-footer__links">
-                        {volist name="$vo.children" id="child" }
-                        <a href="{$child.href ?? ''}">{$child.title}</a>
+                        {volist name="$vo.children" id="child"}
+                        {php}
+                          $ft_href = $child['href'] ?? '';
+                          $ft_child_cid = (int)($child['category_id'] ?? 0);
+                          // 产品列：与头部一致，拼接 cat=product-control-{栏目ID}
+                          if ($ft_is_product && $ft_child_cid > 0 && $ft_href !== '') {
+                            $ft_href .= (strpos($ft_href, '?') !== false ? '&' : '?') . 'cat=product-control-' . $ft_child_cid;
+                          }
+                        {/php}
+                        <a href="{$ft_href}">{$child.title}</a>
                         {/volist}
                     </div>
                 </div>