diff --git a/src/WMS.Web.Api/Controllers/SysConfigController.cs b/src/WMS.Web.Api/Controllers/SysConfigController.cs
index 5040b803..12e5f27d 100644
--- a/src/WMS.Web.Api/Controllers/SysConfigController.cs
+++ b/src/WMS.Web.Api/Controllers/SysConfigController.cs
@@ -461,7 +461,7 @@ namespace WMS.Web.Api.Controllers
 
             var materials = _memoryCache.Get<List<ErpMaterialDto>>(_erpOptions.cache_materail_key);
             if (materials == null) return ResultList<ErpMaterialDto>.ReFailure(ResultCodes.MateriaNoData);
-            var result = materials.Where(x => x.Specifications.Equals(speci)).ToList();
+            var result = materials.Where(x => x.Specifications.Contains(speci)).ToList();
             return ResultList<ErpMaterialDto>.ReSuccess(result);
         }
     }