diff --git a/popcorn/Assets/MyGame/Scenes/Main/Scripts/BulkOrder.cs b/popcorn/Assets/MyGame/Scenes/Main/Scripts/BulkOrder.cs
index 8aa67a97..75a2b68b 100644
--- a/popcorn/Assets/MyGame/Scenes/Main/Scripts/BulkOrder.cs
+++ b/popcorn/Assets/MyGame/Scenes/Main/Scripts/BulkOrder.cs
@@ -13,6 +13,7 @@ public class BulkOrderResultData
 public class BulkOrder : MonoBehaviour
 {
     public static readonly string DataTag = "BulkOrderData";
+    public static readonly string MaterialNumberTag = "BulkOrderMaterialNumber";
     public static readonly string CancelCallbackTag = "BulkOrderCancelCallback";
     public static readonly string AchievedCallbackTag = "BulkOrderAchievedCallback";
     private static readonly int OpenTrigger = Animator.StringToHash("OpenTrigger");