diff --git a/resources/views/admin/platform_orders/index.blade.php b/resources/views/admin/platform_orders/index.blade.php
index 3954212..58f0320 100644
--- a/resources/views/admin/platform_orders/index.blade.php
+++ b/resources/views/admin/platform_orders/index.blade.php
@@ -713,9 +713,9 @@
     <div class="card">
         <h3>部分退款 / 已退款</h3>
         <div class="metric-number">
-            <a class="link" href="{!! $safeFullUrlWithQuery(['payment_status' => 'partially_refunded', 'page' => null]) !!}">{{ $summaryStats['partially_refunded_orders'] ?? 0 }}</a>
+            <a data-role="po-summary-link-partially-refunded-orders" class="link" href="{!! $safeFullUrlWithQuery(['payment_status' => 'partially_refunded', 'page' => null]) !!}">{{ $summaryStats['partially_refunded_orders'] ?? 0 }}</a>
             /
-            <a class="link" href="{!! $safeFullUrlWithQuery(['payment_status' => 'refunded', 'page' => null]) !!}">{{ $summaryStats['refunded_orders'] ?? 0 }}</a>
+            <a data-role="po-summary-link-refunded-orders" class="link" href="{!! $safeFullUrlWithQuery(['payment_status' => 'refunded', 'page' => null]) !!}">{{ $summaryStats['refunded_orders'] ?? 0 }}</a>
         </div>
     </div>
     <div class="card">
diff --git a/tests/Feature/AdminPlatformOrderIndexSummaryRefundStatusLinksShouldHaveDataRoleAndKeepBackTest.php b/tests/Feature/AdminPlatformOrderIndexSummaryRefundStatusLinksShouldHaveDataRoleAndKeepBackTest.php
new file mode 100644
index 0000000..a27a9e6
--- /dev/null
+++ b/tests/Feature/AdminPlatformOrderIndexSummaryRefundStatusLinksShouldHaveDataRoleAndKeepBackTest.php
@@ -0,0 +1,65 @@
+<?php
+
+namespace Tests\Feature;
+
+use Illuminate\Foundation\Testing\RefreshDatabase;
+use Tests\TestCase;
+
+class AdminPlatformOrderIndexSummaryRefundStatusLinksShouldHaveDataRoleAndKeepBackTest 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_orders_index_summary_refund_status_links_should_have_data_role_and_keep_back(): void
+    {
+        $this->loginAsPlatformAdmin();
+
+        $res = $this->get('/admin/platform-orders?merchant_id=1&back=/admin&page=2');
+        $res->assertOk();
+
+        $html = (string) $res->getContent();
+
+        $cases = [
+            [
+                'role' => 'po-summary-link-partially-refunded-orders',
+                'expect' => ['payment_status' => 'partially_refunded'],
+            ],
+            [
+                'role' => 'po-summary-link-refunded-orders',
+                'expect' => ['payment_status' => 'refunded'],
+            ],
+        ];
+
+        foreach ($cases as $c) {
+            $role = (string) ($c['role'] ?? '');
+            $this->assertNotSame('', $role);
+
+            $re = '/<a[^>]*data-role="' . preg_quote($role, '/') . '"[^>]*href="([^"]+)"/u';
+            $this->assertMatchesRegularExpression($re, $html);
+            preg_match($re, $html, $m);
+
+            $rawHref = (string) ($m[1] ?? '');
+            $this->assertStringNotContainsString('&amp;back=', $rawHref);
+
+            $href = html_entity_decode($rawHref);
+            $query = parse_url($href, PHP_URL_QUERY) ?: '';
+            parse_str($query, $q);
+
+            foreach (($c['expect'] ?? []) as $k => $v) {
+                $this->assertSame((string) $v, (string) ($q[$k] ?? ''), $role . ' missing expected ' . $k);
+            }
+
+            $this->assertSame('/admin', (string) ($q['back'] ?? ''));
+            $this->assertArrayNotHasKey('page', $q);
+        }
+    }
+}