diff --git a/resources/views/admin/site_subscriptions/show.blade.php b/resources/views/admin/site_subscriptions/show.blade.php
index 2a7e9e8..4ce8d7e 100644
--- a/resources/views/admin/site_subscriptions/show.blade.php
+++ b/resources/views/admin/site_subscriptions/show.blade.php
@@ -75,6 +75,22 @@
             <a href="/admin/platform-orders?site_subscription_id={{ $subscription->id }}&syncable_only=1" class="muted">查看可同步订单</a>
         @endif
     </div>
+
+    <div class="mt-10">
+        <form method="post" action="/admin/platform-orders/batch-activate-subscriptions" onsubmit="return confirm('确认批量同步该订阅下“可同步”的订单？（仅处理：已支付+已生效+未同步）');">
+            @csrf
+            <input type="hidden" name="scope" value="filtered">
+            <input type="hidden" name="site_subscription_id" value="{{ $subscription->id }}">
+            <input type="hidden" name="syncable_only" value="1">
+            <label class="muted form-inline-row mb-8">
+                <span>本次最多处理</span>
+                <input type="number" name="limit" value="50" min="1" max="500" class="w-90">
+                <span>条（安全阀）</span>
+            </label>
+            <button type="submit">批量同步该订阅下可同步订单</button>
+        </form>
+        <div class="muted muted-xs mt-6">说明：该按钮等价于平台订单页的“批量同步订阅（当前筛选范围）”，已内置只处理可同步订单（已支付+已生效+未同步）。</div>
+    </div>
 </div>
 
 <div class="grid-4 mb-20">
diff --git a/tests/Feature/AdminSiteSubscriptionBatchActivateFromShowTest.php b/tests/Feature/AdminSiteSubscriptionBatchActivateFromShowTest.php
new file mode 100644
index 0000000..dd60c9d
--- /dev/null
+++ b/tests/Feature/AdminSiteSubscriptionBatchActivateFromShowTest.php
@@ -0,0 +1,118 @@
+<?php
+
+namespace Tests\Feature;
+
+use App\Models\Merchant;
+use App\Models\Plan;
+use App\Models\PlatformOrder;
+use App\Models\SiteSubscription;
+use Illuminate\Foundation\Testing\RefreshDatabase;
+use Tests\TestCase;
+
+class AdminSiteSubscriptionBatchActivateFromShowTest extends TestCase
+{
+    use RefreshDatabase;
+
+    protected function loginAsPlatformAdmin(): void
+    {
+        $this->seed();
+
+        $this->post('/admin/login', [
+            'email' => 'platform.admin@demo.local',
+            'password' => 'Platform@123456',
+        ])->assertRedirect('/admin');
+    }
+
+    public function test_platform_admin_can_batch_activate_syncable_orders_from_subscription_show_page(): void
+    {
+        $this->loginAsPlatformAdmin();
+
+        $merchant = Merchant::query()->firstOrFail();
+        $plan = Plan::query()->create([
+            'code' => 'sub_show_batch_sync',
+            'name' => '订阅详情页批量同步测试套餐',
+            'billing_cycle' => 'monthly',
+            'price' => 10,
+            'list_price' => 10,
+            'status' => 'active',
+            'sort' => 10,
+            'published_at' => now(),
+        ]);
+
+        $sub = SiteSubscription::query()->create([
+            'merchant_id' => $merchant->id,
+            'plan_id' => $plan->id,
+            'status' => 'activated',
+            'source' => 'manual',
+            'subscription_no' => 'SUB_BATCH_SHOW_0001',
+            'plan_name' => $plan->name,
+            'billing_cycle' => $plan->billing_cycle,
+            'period_months' => 1,
+            'amount' => 10,
+            'starts_at' => now()->subDay(),
+            'ends_at' => now()->addMonth(),
+            'activated_at' => now()->subDay(),
+        ]);
+
+        // 订单A：可同步（已支付+已生效+未同步）
+        $o1 = PlatformOrder::query()->create([
+            'merchant_id' => $merchant->id,
+            'plan_id' => $plan->id,
+            'site_subscription_id' => $sub->id,
+            'created_by_admin_id' => 1,
+            'order_no' => 'PO_SUB_BATCH_0001',
+            'order_type' => 'renewal',
+            'status' => 'activated',
+            'payment_status' => 'paid',
+            'plan_name' => $plan->name,
+            'billing_cycle' => $plan->billing_cycle,
+            'period_months' => 1,
+            'quantity' => 1,
+            'payable_amount' => 10,
+            'paid_amount' => 10,
+            'placed_at' => now()->subMinutes(5),
+            'paid_at' => now()->subMinutes(4),
+            'activated_at' => now()->subMinutes(3),
+        ]);
+
+        // 订单B：同订阅但不可同步（未支付）
+        PlatformOrder::query()->create([
+            'merchant_id' => $merchant->id,
+            'plan_id' => $plan->id,
+            'site_subscription_id' => $sub->id,
+            'created_by_admin_id' => 1,
+            'order_no' => 'PO_SUB_BATCH_0002',
+            'order_type' => 'renewal',
+            'status' => 'pending',
+            'payment_status' => 'unpaid',
+            'plan_name' => $plan->name,
+            'billing_cycle' => $plan->billing_cycle,
+            'period_months' => 1,
+            'quantity' => 1,
+            'payable_amount' => 10,
+            'paid_amount' => 0,
+            'placed_at' => now()->subMinutes(2),
+        ]);
+
+        $this->post('/admin/platform-orders/batch-activate-subscriptions', [
+            'scope' => 'filtered',
+            'site_subscription_id' => (string) $sub->id,
+            'syncable_only' => '1',
+            'limit' => 50,
+        ])->assertRedirect();
+
+        $o1->refresh();
+        $this->assertNotNull(data_get($o1->meta, 'subscription_activation.subscription_id'));
+    }
+
+    public function test_guest_cannot_batch_activate_from_subscription_show_page(): void
+    {
+        $this->seed();
+
+        $this->post('/admin/platform-orders/batch-activate-subscriptions', [
+            'scope' => 'filtered',
+            'syncable_only' => '1',
+            'limit' => 10,
+        ])->assertRedirect('/admin/login');
+    }
+}