diff --git a/resources/views/admin/site_subscriptions/show.blade.php b/resources/views/admin/site_subscriptions/show.blade.php
index 79d5ace..8e6b616 100644
--- a/resources/views/admin/site_subscriptions/show.blade.php
+++ b/resources/views/admin/site_subscriptions/show.blade.php
@@ -137,7 +137,7 @@
         <a href="/admin/site-subscriptions" class="muted">← 返回订阅列表</a>
         @if($subscription->subscription_no)
             <div class="mt-6 actions gap-10">
-                <a class="btn btn-secondary btn-sm" href="{!! $makePlatformOrderUrl(['site_subscription_id' => $subscription->id]) !!}">查看关联平台订单</a>
+                <a class="btn btn-secondary btn-sm" href="{!! $makePlatformOrderUrl(['site_subscription_id' => $subscription->id]) !!}">查看关联平台订单（按订阅ID精确过滤）</a>
                 <a class="btn btn-secondary btn-sm" href="{!! $makePlatformOrderUrl(['site_subscription_id' => $subscription->id, 'syncable_only' => '1']) !!}">查看可同步订单</a>
                 @php
                     $createRenewalOrderUrl = '/admin/platform-orders/create?' . \Illuminate\Support\Arr::query([
@@ -373,16 +373,53 @@
 
     <div class="mb-10">
         <span class="muted">同步状态筛选：</span>
-        @php $cur = $summaryStats['current_order_sync_status'] ?? ''; @endphp
-        <a href="?" class="muted">全部</a>
+        @php
+            $cur = $summaryStats['current_order_sync_status'] ?? '';
+
+            // 重要：这里的筛选链接需要保留 back，否则点击后会丢失“返回上一页（保留上下文）”能力。
+            // 同时：href 中会包含多个 query 参数，必须使用 `{!! !!}` 原样输出，避免 `&` 被转义为 `&amp;`。
+            $incomingBack = (string) request()->query('back', '');
+            $safeBack = (str_starts_with($incomingBack, '/')
+                && !preg_match('/["\'<>]/', $incomingBack)
+                && !preg_match('/(?:^|[?&])back=/', $incomingBack))
+                ? $incomingBack
+                : '';
+
+            $baseQuery = request()->query();
+            unset($baseQuery['order_sync_status']);
+
+            if ($safeBack !== '') {
+                $baseQuery['back'] = $safeBack;
+            } else {
+                unset($baseQuery['back']);
+            }
+
+            $makeSelfFilterUrl = function (?string $orderSyncStatus) use ($subscription, $baseQuery) {
+                $q = $baseQuery;
+                if ($orderSyncStatus !== null && $orderSyncStatus !== '') {
+                    $q['order_sync_status'] = $orderSyncStatus;
+                } else {
+                    unset($q['order_sync_status']);
+                }
+
+                $url = '/admin/site-subscriptions/' . $subscription->id;
+                if (count($q) > 0) {
+                    $url .= '?' . \Illuminate\Support\Arr::query($q);
+                }
+
+                return $url;
+            };
+        @endphp
+
+        <a href="{!! $makeSelfFilterUrl(null) !!}" class="muted">全部</a>
         <span class="muted">｜</span>
-        <a href="?order_sync_status=synced" class="muted">已同步</a>
+        <a href="{!! $makeSelfFilterUrl('synced') !!}" class="muted">已同步</a>
         <span class="muted">｜</span>
-        <a href="?order_sync_status=failed" class="muted">同步失败</a>
+        <a href="{!! $makeSelfFilterUrl('failed') !!}" class="muted">同步失败</a>
         <span class="muted">｜</span>
-        <a href="?order_sync_status=unsynced" class="muted">未同步</a>
+        <a href="{!! $makeSelfFilterUrl('unsynced') !!}" class="muted">未同步</a>
         <span class="muted">｜</span>
-        <a href="?order_sync_status=syncable" class="muted">可同步</a>
+        <a href="{!! $makeSelfFilterUrl('syncable') !!}" class="muted">可同步</a>
         <span class="muted">｜</span>
         <a href="{!! $makePlatformOrderUrl(['site_subscription_id' => $subscription->id]) !!}" class="muted">在平台订单页打开</a>
         @if($cur)