diff --git a/backend/app/Constants/OrderStatus.php b/backend/app/Constants/OrderStatus.php
new file mode 100644
index 0000000..ed06ed9
--- /dev/null
+++ b/backend/app/Constants/OrderStatus.php
@@ -0,0 +1,42 @@
+<?php
+
+declare(strict_types=1);
+
+namespace App\Constants;
+
+use Hyperf\Constants\Annotation\Constants;
+use Hyperf\Constants\Annotation\Message;
+use Hyperf\Constants\EnumConstantsTrait;
+
+#[Constants]
+enum OrderStatus: int
+{
+    use EnumConstantsTrait;
+
+    #[Message("Payment pending")]
+    case PAYMENT_PENDING = 1;
+
+    #[Message("Payment fail")]
+    case PAYMENT_FAIL = 2;
+
+    #[Message("Payment complete")]
+    case PAYMENT_COMPLETE = 3;
+
+    #[Message("Awaiting shipment")]
+    case AWAITING_SHIPMENT = 4;
+
+    #[Message("Shipped")]
+    case SHIPPED = 5;
+
+    #[Message("Cancel requested")]
+    case CANCEL_REQUESTED = 6;
+
+    #[Message("Cancel confirmed")]
+    case CANCEL_CONFIRMED = 7;
+
+    #[Message("Finished")]
+    case FINISHED = 8;
+
+    #[Message("Cancel before shipping")]
+    case CANCEL_BEFORE_SHIPPING = 9;
+}