diff --git a/tests/Feature/AdminPlatformOrderShowBatchRunIdLinksShouldUseOrderShowSelfBackWhenOuterBackSafeTest.php b/tests/Feature/AdminPlatformOrderShowBatchRunIdLinksShouldUseOrderShowSelfBackWhenOuterBackSafeTest.php
new file mode 100644
index 0000000..d507708
--- /dev/null
+++ b/tests/Feature/AdminPlatformOrderShowBatchRunIdLinksShouldUseOrderShowSelfBackWhenOuterBackSafeTest.php
@@ -0,0 +1,91 @@
+<?php
+
+namespace Tests\Feature;
+
+use App\Models\Merchant;
+use App\Models\Plan;
+use App\Models\PlatformOrder;
+use Illuminate\Foundation\Testing\RefreshDatabase;
+use Illuminate\Support\Arr;
+use Tests\TestCase;
+
+class AdminPlatformOrderShowBatchRunIdLinksShouldUseOrderShowSelfBackWhenOuterBackSafeTest 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_batch_run_id_links_should_use_order_show_self_back_when_outer_back_safe(): void
+    {
+        $this->loginAsPlatformAdmin();
+
+        $merchant = Merchant::query()->firstOrFail();
+        $plan = Plan::query()->create([
+            'code' => 'po_show_batch_run_id_safe_back_plan',
+            'name' => '订单详情批次回链安全测试套餐',
+            'billing_cycle' => 'monthly',
+            'price' => 10,
+            'list_price' => 10,
+            'status' => 'active',
+            'sort' => 10,
+            'published_at' => now(),
+        ]);
+
+        $order = PlatformOrder::query()->create([
+            'merchant_id' => $merchant->id,
+            'plan_id' => $plan->id,
+            'order_no' => 'PO_SHOW_BATCH_SAFE_BACK_0001',
+            'order_type' => 'new_purchase',
+            'status' => 'pending',
+            '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(),
+            'paid_at' => now(),
+            'meta' => [
+                'batch_activation' => ['run_id' => 'RUN_BAS_ORDER_SAFE_0001'],
+                'batch_mark_paid_and_activate' => ['run_id' => 'RUN_BMPA_ORDER_SAFE_0001'],
+            ],
+        ]);
+
+        $safeBack = '/admin/platform-orders?' . Arr::query([
+            'status' => 'pending',
+            'keyword' => '批次详情',
+        ]);
+
+        $res = $this->get('/admin/platform-orders/' . $order->id . '?back=' . urlencode($safeBack));
+        $res->assertOk();
+
+        $orderShowSelf = '/admin/platform-orders/' . $order->id;
+        $expectedBasUrl = '/admin/platform-batches/show?' . Arr::query([
+            'type' => 'bas',
+            'run_id' => 'RUN_BAS_ORDER_SAFE_0001',
+            'back' => $orderShowSelf,
+        ]);
+        $expectedBmpaUrl = '/admin/platform-batches/show?' . Arr::query([
+            'type' => 'bmpa',
+            'run_id' => 'RUN_BMPA_ORDER_SAFE_0001',
+            'back' => $orderShowSelf,
+        ]);
+
+        $res->assertSee('href="' . $safeBack . '"', false);
+        $res->assertSee('返回上一页（保留上下文）');
+        $res->assertSee($expectedBasUrl, false);
+        $res->assertSee($expectedBmpaUrl, false);
+        $res->assertDontSee('run_id=RUN_BAS_ORDER_SAFE_0001&back=' . $safeBack, false);
+        $res->assertDontSee('run_id=RUN_BMPA_ORDER_SAFE_0001&back=' . $safeBack, false);
+        $res->assertDontSee('back%3D', false);
+    }
+}
diff --git a/tests/Feature/AdminSiteSubscriptionShowBatchRunIdLinksShouldUseSubscriptionShowSelfBackWhenOuterBackSafeTest.php b/tests/Feature/AdminSiteSubscriptionShowBatchRunIdLinksShouldUseSubscriptionShowSelfBackWhenOuterBackSafeTest.php
new file mode 100644
index 0000000..eb17f8f
--- /dev/null
+++ b/tests/Feature/AdminSiteSubscriptionShowBatchRunIdLinksShouldUseSubscriptionShowSelfBackWhenOuterBackSafeTest.php
@@ -0,0 +1,109 @@
+<?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 Illuminate\Support\Arr;
+use Tests\TestCase;
+
+class AdminSiteSubscriptionShowBatchRunIdLinksShouldUseSubscriptionShowSelfBackWhenOuterBackSafeTest 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_batch_run_id_links_should_use_subscription_show_self_back_when_outer_back_safe(): void
+    {
+        $this->loginAsPlatformAdmin();
+
+        $merchant = Merchant::query()->firstOrFail();
+        $plan = Plan::query()->create([
+            'code' => 'sub_show_batch_run_id_safe_back_plan',
+            'name' => '订阅详情批次回链安全测试套餐',
+            'billing_cycle' => 'monthly',
+            'price' => 10,
+            'list_price' => 10,
+            'status' => 'active',
+            'sort' => 10,
+            'published_at' => now(),
+        ]);
+
+        $subscription = SiteSubscription::query()->create([
+            'merchant_id' => $merchant->id,
+            'plan_id' => $plan->id,
+            'subscription_no' => 'SUB_SHOW_BATCH_SAFE_BACK_0001',
+            'status' => 'activated',
+            'source' => 'manual',
+            '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(),
+        ]);
+
+        PlatformOrder::query()->create([
+            'merchant_id' => $merchant->id,
+            'plan_id' => $plan->id,
+            'site_subscription_id' => $subscription->id,
+            'order_no' => 'PO_SUB_SHOW_BATCH_SAFE_BACK_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(),
+            'paid_at' => now(),
+            'activated_at' => now(),
+            'meta' => [
+                'batch_activation' => ['run_id' => 'RUN_BAS_SUB_SAFE_0001'],
+                'batch_mark_paid_and_activate' => ['run_id' => 'RUN_BMPA_SUB_SAFE_0001'],
+            ],
+        ]);
+
+        $safeBack = '/admin/site-subscriptions?' . Arr::query([
+            'status' => 'activated',
+            'keyword' => '批次详情',
+        ]);
+
+        $res = $this->get('/admin/site-subscriptions/' . $subscription->id . '?back=' . urlencode($safeBack));
+        $res->assertOk();
+
+        $subscriptionShowSelf = '/admin/site-subscriptions/' . $subscription->id;
+        $expectedBasUrl = '/admin/platform-batches/show?' . Arr::query([
+            'type' => 'bas',
+            'run_id' => 'RUN_BAS_SUB_SAFE_0001',
+            'back' => $subscriptionShowSelf,
+        ]);
+        $expectedBmpaUrl = '/admin/platform-batches/show?' . Arr::query([
+            'type' => 'bmpa',
+            'run_id' => 'RUN_BMPA_SUB_SAFE_0001',
+            'back' => $subscriptionShowSelf,
+        ]);
+
+        $res->assertSee('href="' . $safeBack . '"', false);
+        $res->assertSee('返回上一页（保留上下文）');
+        $res->assertSee($expectedBasUrl, false);
+        $res->assertSee($expectedBmpaUrl, false);
+        $res->assertDontSee('run_id=RUN_BAS_SUB_SAFE_0001&back=' . $safeBack, false);
+        $res->assertDontSee('run_id=RUN_BMPA_SUB_SAFE_0001&back=' . $safeBack, false);
+        $res->assertDontSee('back%3D', false);
+    }
+}