diff --git a/backend/app/Platform/Tmall/Producer/TmallInventoryProducer.php b/backend/app/Platform/Tmall/Producer/TmallInventoryProducer.php
new file mode 100644
index 0000000..409f056
--- /dev/null
+++ b/backend/app/Platform/Tmall/Producer/TmallInventoryProducer.php
@@ -0,0 +1,25 @@
+<?php
+
+declare(strict_types=1);
+
+namespace App\Platform\Tmall\Producer;
+
+use Hyperf\Amqp\Annotation\Producer;
+use App\Platform\OrderProducer;
+
+#[Producer('tmall.exchange', 'inventory.tmall')]
+class TmallInventoryProducer extends OrderProducer
+{
+    protected string $exchange = 'tmall.exchange';
+    protected string|array $routingKey = 'inventory.tmall';
+
+    protected function buildMessage(array $data): array
+    {
+        $parent_meta = parent::buildMessage($data);
+        $parent_meta['platform'] = 'tmall';
+        $parent_meta['data_type'] = 'inventory';
+        $parent_meta['meta']['source_system'] = 'tmall_api';
+
+        return $parent_meta;
+    }
+}