diff --git a/tests/Feature/AdminPlatformOrderShowLeadContextLinkTest.php b/tests/Feature/AdminPlatformOrderShowLeadContextLinkTest.php
index ee48ee0..70ba706 100644
--- a/tests/Feature/AdminPlatformOrderShowLeadContextLinkTest.php
+++ b/tests/Feature/AdminPlatformOrderShowLeadContextLinkTest.php
@@ -89,4 +89,78 @@ class AdminPlatformOrderShowLeadContextLinkTest extends TestCase
         $res->assertSee('href="' . $expectedLeadUrl . '"', false);
         $res->assertSee('查看线索', false);
     }
+
+    public function test_show_should_prefer_order_lead_context_over_lead_hint_from_back(): void
+    {
+        $this->loginAsPlatformAdmin();
+
+        $merchant = Merchant::query()->firstOrFail();
+
+        $plan = Plan::query()->create([
+            'code' => 'order_show_lead_priority_plan',
+            'name' => '订单详情线索优先级测试套餐',
+            'billing_cycle' => 'monthly',
+            'price' => 10,
+            'list_price' => 10,
+            'status' => 'active',
+            'sort' => 10,
+            'published_at' => now(),
+        ]);
+
+        $lead = PlatformLead::query()->create([
+            'name' => '订单详情真实线索',
+            'mobile' => '',
+            'email' => '',
+            'company' => '',
+            'source' => 'test',
+            'status' => 'new',
+            'plan_id' => $plan->id,
+            'meta' => ['from' => 'test'],
+        ]);
+
+        $order = PlatformOrder::query()->create([
+            'merchant_id' => $merchant->id,
+            'plan_id' => $plan->id,
+            'site_subscription_id' => null,
+            'created_by_admin_id' => 1,
+            'order_no' => 'PO_SHOW_LEAD_0002',
+            'order_type' => 'new_purchase',
+            'status' => 'pending',
+            'payment_status' => 'unpaid',
+            'payment_channel' => null,
+            'plan_name' => $plan->name,
+            'billing_cycle' => $plan->billing_cycle,
+            'period_months' => 1,
+            'quantity' => 1,
+            'list_amount' => 10,
+            'discount_amount' => 0,
+            'payable_amount' => 10,
+            'paid_amount' => 0,
+            'placed_at' => now(),
+            'plan_snapshot' => ['plan_id' => $plan->id],
+            'meta' => ['platform_lead_id' => $lead->id],
+            'remark' => 'from lead',
+        ]);
+
+        $back = '/admin/platform-orders?' . Arr::query([
+            'lead_id' => 999,
+            'status' => 'pending',
+        ]);
+
+        $res = $this->get('/admin/platform-orders/' . $order->id . '?' . Arr::query([
+            'back' => $back,
+        ]));
+
+        $res->assertOk();
+        $res->assertSee('来源线索：#' . $lead->id, false);
+        $res->assertDontSee('来源线索：#999', false);
+
+        $expectedLeadUrl = '/admin/platform-leads?' . Arr::query([
+            'lead_id' => $lead->id,
+            'back' => '/admin/platform-orders/' . $order->id,
+        ]);
+
+        $res->assertSee('href="' . $expectedLeadUrl . '"', false);
+        $res->assertSee('查看线索', false);
+    }
 }