diff --git a/Rs.SkyLine/FormMain.cs b/Rs.SkyLine/FormMain.cs
index 93c15d0..be13bd5 100644
--- a/Rs.SkyLine/FormMain.cs
+++ b/Rs.SkyLine/FormMain.cs
@@ -446,6 +446,29 @@ namespace Rs.MotionPlat
 
         private void LoadStockStatus()
         {
+            StringBuilder msg = new StringBuilder();
+            if (StockManager.Instance.HasTray(ETrayType.Input))
+            {
+                msg.Append(ETrayType.Input.ToString()).Append(",");
+            }
+            if (StockManager.Instance.HasTray(ETrayType.Ok))
+            {
+                msg.Append(ETrayType.Ok.ToString()).Append(",");
+            }
+            if (StockManager.Instance.HasTray(ETrayType.Ng))
+            {
+                msg.Append(ETrayType.Ng.ToString()).Append(",");
+            }
+            if (StockManager.Instance.HasTray(ETrayType.Multi))
+            {
+                msg.Append(ETrayType.Multi.ToString()).Append(",");
+            }
+            if(msg.Length > 0)
+            {
+                Task.Run(() => {
+                    Msg.ShowInfo("Stock " + msg.ToString().TrimEnd(new char[] { ',' }) + " has tray,please check products status");
+                });
+            }
             if (StockManager.Instance.HasTray(ETrayType.Empty1))
             {
                 StockManager.Instance.GetStock(ETrayType.Empty1).ChangeStatus(EStockTrayStatus.Loaded);