diff --git a/src/Luban.Job.Cfg/Source/DataConverts/FillSheetVisitor.cs b/src/Luban.Job.Cfg/Source/DataConverts/FillSheetVisitor.cs
index 9ec5971..096486a 100644
--- a/src/Luban.Job.Cfg/Source/DataConverts/FillSheetVisitor.cs
+++ b/src/Luban.Job.Cfg/Source/DataConverts/FillSheetVisitor.cs
@@ -2,6 +2,7 @@
 using Luban.Job.Cfg.DataSources.Excel;
 using Luban.Job.Cfg.DataVisitors;
 using Luban.Job.Cfg.Defs;
+using Luban.Job.Common.Types;
 using System;
 using System.Collections.Generic;
 using System.Linq;
@@ -125,7 +126,6 @@ namespace Luban.Job.Cfg.DataConverts
 
         public int Accept(DBean type, Title x)
         {
-
             if (x.SubTitleList.Count > 0)
             {
                 if (type.Type.IsAbstractType)
@@ -179,6 +179,10 @@ namespace Luban.Job.Cfg.DataConverts
                             //    (_cells[_startRowIndex, fieldTitle.FromIndex] as Range).Value = data.Apply(ToExcelStringVisitor.Ins, fieldTitle.Sep);
                             //}
                         }
+                        else if (field.CType is TText)
+                        {
+                            SetTitleValue(fieldTitle, $"null{fieldTitle.Sep}null");
+                        }
                     }
                 }
                 return rowCount;
diff --git a/src/Luban.Job.Cfg/Source/DataConverts/TitleCreator.cs b/src/Luban.Job.Cfg/Source/DataConverts/TitleCreator.cs
index 05f38ab..58b71a9 100644
--- a/src/Luban.Job.Cfg/Source/DataConverts/TitleCreator.cs
+++ b/src/Luban.Job.Cfg/Source/DataConverts/TitleCreator.cs
@@ -157,9 +157,12 @@ namespace Luban.Job.Cfg.DataConverts
         {
             title.FromIndex = column;
             title.ToIndex = column;
-            if (!title.Tags.ContainsKey("sep"))
+            if (type.Bean is DefBean dbean && string.IsNullOrWhiteSpace(dbean.Sep))
             {
-                title.Tags.Add("sep", "|");
+                if (!title.Tags.ContainsKey("sep"))
+                {
+                    title.Tags.Add("sep", "|");
+                }
             }
 
             //int lastColumn = column - 1;
diff --git a/src/Luban.Job.Cfg/Source/DataConverts/ToExcelStringVisitor.cs b/src/Luban.Job.Cfg/Source/DataConverts/ToExcelStringVisitor.cs
index 5ad0361..bf1519d 100644
--- a/src/Luban.Job.Cfg/Source/DataConverts/ToExcelStringVisitor.cs
+++ b/src/Luban.Job.Cfg/Source/DataConverts/ToExcelStringVisitor.cs
@@ -93,11 +93,19 @@ namespace Luban.Job.Cfg.DataConverts
 
         public string Accept(DBean type, string sep)
         {
+            if (!string.IsNullOrWhiteSpace(type.Type.Sep))
+            {
+                sep = type.Type.Sep;
+            }
             var sb = new List<string>();
             if (type.Type.IsAbstractType)
             {
                 sb.Add(type.ImplType != null ? type.ImplType.Name : DefBean.BEAN_NULL_STR);
             }
+            else if (type.TType.IsNullable)
+            {
+                sb.Add(type.ImplType != null ? type.ImplType.Name : DefBean.BEAN_NULL_STR);
+            }
 
             foreach (var field in type.Fields)
             {
diff --git a/src/Luban.Job.Cfg/Source/DataCreators/ExcelStreamDataCreator.cs b/src/Luban.Job.Cfg/Source/DataCreators/ExcelStreamDataCreator.cs
index 3ac271d..655f6fe 100644
--- a/src/Luban.Job.Cfg/Source/DataCreators/ExcelStreamDataCreator.cs
+++ b/src/Luban.Job.Cfg/Source/DataCreators/ExcelStreamDataCreator.cs
@@ -351,7 +351,7 @@ namespace Luban.Job.Cfg.DataCreators
                 {
                     throw new InvalidExcelDataException($"type:{fullType} 不是bean类型");
                 }
-                return new DBean(originBean, implType, CreateBeanFields(implType, x));
+                return new DBean(type, implType, CreateBeanFields(implType, x));
             }
             else
             {
@@ -367,7 +367,7 @@ namespace Luban.Job.Cfg.DataCreators
                         throw new Exception($"type:'{type.Bean.FullName}' 可空标识:'{subType}' 不合法（只能为{DefBean.BEAN_NOT_NULL_STR}或{DefBean.BEAN_NULL_STR}或{originBean.Name})");
                     }
                 }
-                return new DBean(originBean, originBean, CreateBeanFields(originBean, x));
+                return new DBean(type, originBean, CreateBeanFields(originBean, x));
             }
         }
 
diff --git a/src/Luban.Job.Cfg/Source/DataCreators/JsonDataCreator.cs b/src/Luban.Job.Cfg/Source/DataCreators/JsonDataCreator.cs
index bf53be2..a8879ae 100644
--- a/src/Luban.Job.Cfg/Source/DataCreators/JsonDataCreator.cs
+++ b/src/Luban.Job.Cfg/Source/DataCreators/JsonDataCreator.cs
@@ -174,7 +174,7 @@ namespace Luban.Job.Cfg.DataCreators
                     throw new Exception($"结构:'{implBean.FullName}' 字段:'{f.Name}' 缺失");
                 }
             }
-            return new DBean(bean, implBean, fields);
+            return new DBean(type, implBean, fields);
         }
 
         private List<DType> ReadList(TType type, JsonElement e, DefAssembly ass)
diff --git a/src/Luban.Job.Cfg/Source/DataCreators/LuaDataCreator.cs b/src/Luban.Job.Cfg/Source/DataCreators/LuaDataCreator.cs
index a6f959f..7cacfab 100644
--- a/src/Luban.Job.Cfg/Source/DataCreators/LuaDataCreator.cs
+++ b/src/Luban.Job.Cfg/Source/DataCreators/LuaDataCreator.cs
@@ -205,7 +205,7 @@ namespace Luban.Job.Cfg.DataCreators
                     throw new Exception($"结构:{implBean.FullName} 字段:{f.Name} 缺失");
                 }
             }
-            return new DBean(bean, implBean, fields);
+            return new DBean(type, implBean, fields);
         }
 
         private List<DType> ReadList(TType type, LuaTable e, DefAssembly ass)
diff --git a/src/Luban.Job.Cfg/Source/DataCreators/SheetDataCreator.cs b/src/Luban.Job.Cfg/Source/DataCreators/SheetDataCreator.cs
index bbc1b35..e9da915 100644
--- a/src/Luban.Job.Cfg/Source/DataCreators/SheetDataCreator.cs
+++ b/src/Luban.Job.Cfg/Source/DataCreators/SheetDataCreator.cs
@@ -345,7 +345,7 @@ namespace Luban.Job.Cfg.DataCreators
                     {
                         throw new Exception($"type:'{fullType}' 不是 bean 类型");
                     }
-                    return new DBean(originBean, implType, CreateBeanFields(implType, sheet, row));
+                    return new DBean(type, implType, CreateBeanFields(implType, sheet, row));
                 }
                 else
                 {
@@ -362,7 +362,7 @@ namespace Luban.Job.Cfg.DataCreators
                         }
                     }
 
-                    return new DBean(originBean, originBean, CreateBeanFields(originBean, sheet, row));
+                    return new DBean(type, originBean, CreateBeanFields(originBean, sheet, row));
                 }
             }
             else if (row.Elements != null)
diff --git a/src/Luban.Job.Cfg/Source/DataCreators/XmlDataCreator.cs b/src/Luban.Job.Cfg/Source/DataCreators/XmlDataCreator.cs
index 943cc76..061c277 100644
--- a/src/Luban.Job.Cfg/Source/DataCreators/XmlDataCreator.cs
+++ b/src/Luban.Job.Cfg/Source/DataCreators/XmlDataCreator.cs
@@ -145,7 +145,7 @@ namespace Luban.Job.Cfg.DataCreators
                 }
 
             }
-            return new DBean(bean, implBean, fields);
+            return new DBean(type, implBean, fields);
         }
 
         private List<DType> ReadList(TType type, XElement x, DefAssembly ass)
diff --git a/src/Luban.Job.Cfg/Source/DataCreators/YamlDataCreator.cs b/src/Luban.Job.Cfg/Source/DataCreators/YamlDataCreator.cs
index 9af8d09..cb8bfbc 100644
--- a/src/Luban.Job.Cfg/Source/DataCreators/YamlDataCreator.cs
+++ b/src/Luban.Job.Cfg/Source/DataCreators/YamlDataCreator.cs
@@ -155,7 +155,7 @@ namespace Luban.Job.Cfg.DataCreators
                 }
 
             }
-            return new DBean(bean, implBean, fields);
+            return new DBean(type, implBean, fields);
         }
 
         private List<DType> ReadList(TType type, YamlSequenceNode x, DefAssembly ass)
diff --git a/src/Luban.Job.Cfg/Source/Datas/DBean.cs b/src/Luban.Job.Cfg/Source/Datas/DBean.cs
index ed4ff81..f8de771 100644
--- a/src/Luban.Job.Cfg/Source/Datas/DBean.cs
+++ b/src/Luban.Job.Cfg/Source/Datas/DBean.cs
@@ -1,13 +1,16 @@
 using Luban.Job.Cfg.DataVisitors;
 using Luban.Job.Cfg.Defs;
 using Luban.Job.Cfg.Utils;
+using Luban.Job.Common.Types;
 using System.Collections.Generic;
 
 namespace Luban.Job.Cfg.Datas
 {
     public class DBean : DType
     {
-        public DefBean Type { get; }
+        public TBean TType { get; }
+
+        public DefBean Type => (DefBean)TType.Bean;
 
         public DefBean ImplType { get; }
 
@@ -15,9 +18,9 @@ namespace Luban.Job.Cfg.Datas
 
         public override string TypeName => "bean";
 
-        public DBean(DefBean defType, DefBean implType, List<DType> fields)
+        public DBean(TBean defType, DefBean implType, List<DType> fields)
         {
-            this.Type = defType;
+            this.TType = defType;
             this.ImplType = implType;
             this.Fields = fields;
         }