diff --git a/src/Shentun.Peis.Domain/ColumnReferenceCodes/ColumnReferenceCodeManager.cs b/src/Shentun.Peis.Domain/ColumnReferenceCodes/ColumnReferenceCodeManager.cs
index 5162bde..a56817a 100644
--- a/src/Shentun.Peis.Domain/ColumnReferenceCodes/ColumnReferenceCodeManager.cs
+++ b/src/Shentun.Peis.Domain/ColumnReferenceCodes/ColumnReferenceCodeManager.cs
@@ -70,18 +70,15 @@ namespace Shentun.Peis.ColumnReferenceCodes
         /// <param name="columnReferenceId"></param>
         /// <param name="interfaceCodeValue"></param>
         /// <returns></returns>
-        public async Task<string> GetColumnReferenCodeValueAsync(Guid columnReferenceId, string interfaceCodeValue)
+        public async Task<List<string>> GetColumnReferenCodeValueAsync(Guid columnReferenceId, string interfaceCodeValue)
         {
             var codeValue = (from columnReferenceCode in await _repository.GetQueryableAsync()
-                                      join columnReferenceInterface in await _columnReferenceInterfaceRepository.GetQueryableAsync()
-                                      on columnReferenceCode.Id equals columnReferenceInterface.ColumnReferenceCodeId
-                                      where columnReferenceCode.ColumnReferenceId == columnReferenceId && columnReferenceInterface.InterfaceCodeValue == interfaceCodeValue
-                                      select columnReferenceCode.CodeValue).FirstOrDefault();
-            if (!string.IsNullOrWhiteSpace(codeValue))
-                return codeValue;
-            else
-                return "";
+                             join columnReferenceInterface in await _columnReferenceInterfaceRepository.GetQueryableAsync()
+                             on columnReferenceCode.Id equals columnReferenceInterface.ColumnReferenceCodeId
+                             where columnReferenceCode.ColumnReferenceId == columnReferenceId && columnReferenceInterface.InterfaceCodeValue == interfaceCodeValue
+                             select columnReferenceCode.CodeValue).ToList();
 
+            return codeValue;
         }
     }
 }