diff --git a/WarehouseMgr/Tnb.WarehouseMgr/WmsStockReportService.cs b/WarehouseMgr/Tnb.WarehouseMgr/WmsStockReportService.cs
index a44d8e4b..ab1a2f9c 100644
--- a/WarehouseMgr/Tnb.WarehouseMgr/WmsStockReportService.cs
+++ b/WarehouseMgr/Tnb.WarehouseMgr/WmsStockReportService.cs
@@ -51,11 +51,11 @@ namespace Tnb.WarehouseMgr
                                          }, true)
                                          .ToListAsync();
             var carryCodes = await _db.Queryable<WmsCarryCode>().ToListAsync();
-            var storeMap = items.DistinctBy(x=> new {x.warehouse_id,x.material_id }).ToDictionary(x => $"{x.warehouse_id}{x.material_id}", x => x);
+            var storeMap = items.DistinctBy(x=> new {x.warehouse_id,x.material_id }).ToDictionary(x => new {x.warehouse_id,x.material_id }, x => x);
 
             var result = items.GroupBy(g => new { g.warehouse_id, g.material_id }).Select(itGroup =>
             {
-                storeMap.TryGetValue($"{itGroup.Key.warehouse_id}{itGroup.Key.material_id}", out var report);
+                storeMap.TryGetValue(itGroup.Key, out var report);
                 WmsStockReportH stockReport = new();
                 stockReport.material_code = report?.material_code ?? "";
                 stockReport.mater_name = report?.mater_name ?? "";