diff --git a/tests/Feature/AdminDashboardBillingWorkbenchQuickLinksCountShouldBeAtMost7Test.php b/tests/Feature/AdminDashboardBillingWorkbenchQuickLinksCountShouldBeAtMost7Test.php
new file mode 100644
index 0000000..67c5d5d
--- /dev/null
+++ b/tests/Feature/AdminDashboardBillingWorkbenchQuickLinksCountShouldBeAtMost7Test.php
@@ -0,0 +1,42 @@
+<?php
+
+namespace Tests\Feature;
+
+use Illuminate\Foundation\Testing\RefreshDatabase;
+use Tests\TestCase;
+
+class AdminDashboardBillingWorkbenchQuickLinksCountShouldBeAtMost7Test 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_dashboard_billing_workbench_quick_links_count_should_be_at_most_7(): void
+    {
+        $this->loginAsPlatformAdmin();
+
+        $res = $this->get('/admin');
+        $res->assertOk();
+
+        $html = (string) $res->getContent();
+
+        // Guardrail：收费工作台“快捷治理”按钮数量必须收敛（<=7）。
+        // 说明：避免后续继续膨胀回到“暴露所有维度”的旧路。
+        preg_match_all('/data-role="dashboard-po-quicklink-[^"]+"/', $html, $m);
+        $count = is_array($m[0] ?? null) ? count($m[0]) : 0;
+
+        $this->assertGreaterThanOrEqual(1, $count, '未找到任何 dashboard-po-quicklink（可能误删了快捷区或 data-role 口径漂移）');
+        $this->assertLessThanOrEqual(7, $count, '收费工作台快捷入口不应超过 7 个（应下沉到高级筛选）');
+
+        // 当前版本固定为 6，防止不小心又多塞入口。
+        $this->assertSame(6, $count);
+    }
+}