diff --git a/resources/views/admin/platform_orders/show.blade.php b/resources/views/admin/platform_orders/show.blade.php
index 5ed0150..a46a4ad 100644
--- a/resources/views/admin/platform_orders/show.blade.php
+++ b/resources/views/admin/platform_orders/show.blade.php
@@ -289,7 +289,7 @@
             @php
                 // 与“关联订阅”区块口径一致：back 回到当前订单详情自身（剔除 back query，避免嵌套）
                 $subBack = $orderShowSelf;
-                $openSubUrl2 = '/admin/site-subscriptions/' . $order->siteSubscription->id . '?' . \Illuminate\Support\Arr::query(['back' => $subBack]);
+                $openSubUrl2 = \App\Support\BackUrl::withBack('/admin/site-subscriptions/' . $order->siteSubscription->id, $subBack);
             @endphp
             <a class="btn btn-secondary btn-sm" href="{!! $openSubUrl2 !!}">查看已同步订阅</a>
         @endif
@@ -327,15 +327,18 @@
                     @php
                         // 用 orderShowSelf 作为 back（已剔除 back query，避免嵌套膨胀）
                         $subBack = $orderShowSelf;
-                        $openSubUrl = '/admin/site-subscriptions/' . $order->siteSubscription->id . '?' . \Illuminate\Support\Arr::query(['back' => $subBack]);
+                        $openSubUrl = \App\Support\BackUrl::withBack('/admin/site-subscriptions/' . $order->siteSubscription->id, $subBack);
                     @endphp
                     <a class="link" href="{!! $openSubUrl !!}">打开订阅详情</a>
                     <span class="muted">｜</span>
                     @php
-                        $openSubSyncableUrl = '/admin/site-subscriptions/' . $order->siteSubscription->id . '?' . \Illuminate\Support\Arr::query([
-                            'back' => $subBack,
-                            'order_sync_status' => 'syncable',
-                        ]) . '#syncable-batch';
+                        $openSubSyncableUrl = \App\Support\BackUrl::withBackAndFragment(
+                            '/admin/site-subscriptions/' . $order->siteSubscription->id . '?' . \Illuminate\Support\Arr::query([
+                                'order_sync_status' => 'syncable',
+                            ]),
+                            $subBack,
+                            'syncable-batch'
+                        );
                     @endphp
                     <a class="muted" href="{!! $openSubSyncableUrl !!}">查看可同步订单</a>
                     <span class="muted">｜</span>