diff --git a/Demo/ExcelHelp.tsl b/Demo/ExcelHelp.tsl
index 044894b..f43688c 100644
--- a/Demo/ExcelHelp.tsl
+++ b/Demo/ExcelHelp.tsl
@@ -666,7 +666,8 @@ style.Protection.Lock := 1;
 			('attrName': 'Scale', 'type': 'int', 'desc': '缩放比例(%)', 'value': array()),
 			('attrName': 'FitToWidth', 'type': 'int', 'desc': '页宽', 'value': array()),
 			('attrName': 'FitToHeight', 'type': 'int', 'desc': '页高', 'value': array()),
-			('attrName': 'FirstPageNumber', 'type': 'int', 'desc': '起始页码', 'value': array()),
+			('attrName': 'UseFirstPageNumber', 'type': 'bool', 'desc': '是否启用起始页码', 'value': array()),
+			('attrName': 'FirstPageNumber', 'type': 'int', 'desc': '起始页码,{UseFirstPageNumber}为true时有效', 'value': array()),
 			('attrName': 'Orientation', 'type': 'string', 'desc': '纸张方向', 'value': array('"landscape": 横向', '"portrait": 纵向')),
 			('attrName': 'PageOrder', 'type': 'string', 'desc': '打印顺序', 'value': array('nil（默认）: 先列后行', '"overThenDown": 先行后列')),
 			('attrName': 'BlackAndWhite', 'type': 'boolean', 'desc': '单色打印', 'value': array()),
@@ -766,7 +767,7 @@ style.Protection.Lock := 1;
 			('attrName': 'RefMode', 'type': 'string', 'desc': 'R1C1引用样式', 'value': array('nil(默认): 不启用', '"R1C1": 启用R1C1引用样式')),
 			('attrName': 'Iterate', 'type': 'bool', 'desc': '是否启用迭代计算', 'value': array()),
 			('attrName': 'IterateCount', 'type': 'int', 'desc': '最多迭代次数', 'value': array()),
-			('attrName': 'IterateDelta', 'type': 'double', 'desc': '最大误差，需要使用科学计数法，如0.002时为2E-3', 'value': array()),
+			('attrName': 'IterateDelta', 'type': 'double', 'desc': '最大误差', 'value': array()),
 			('attrName': 'CalcOnSave', 'type': 'bool', 'desc': '保存工作簿之前重新计算，{CalcMode}为"manual"时有效', 'value': array()),
 			('attrName': 'ConCurrentCalc', 'type': 'bool', 'desc': '是否启用多线程计算', 'value': array()),
 			('attrName': 'ConCurrentManualCount', 'type': 'int', 'desc': '自定义计算线程数', 'value': array()),
diff --git a/ExcelFile使用帮助.xlsx b/ExcelFile使用帮助.xlsx
index 5bafd2c..981fbfd 100644
Binary files a/ExcelFile使用帮助.xlsx and b/ExcelFile使用帮助.xlsx differ
diff --git a/funcext/TSOffice/TOfficeObj.tsf b/funcext/TSOffice/TOfficeObj.tsf
index c303d86..1d9981c 100644
--- a/funcext/TSOffice/TOfficeObj.tsf
+++ b/funcext/TSOffice/TOfficeObj.tsf
@@ -1,4 +1,4 @@
-// Version 1.2.0
+// Version 1.2.1
 
 Function TOfficeObj(n);
 Begin
@@ -1257,7 +1257,6 @@ type TShapeFormat=class(NodeInfo)
 	Function AddText(text);
 	Begin
 		o := new TaP(self, "a:p");
-		o.R.T := text;
 		o.R.Rpr.Lang := "en-US";
 		o.R.Rpr.AltLang := "zh-CN";
 		o.R.Rpr.SZ := 2400;
@@ -4192,12 +4191,6 @@ type TMargins=class(NodeInfo)
 
 	Function Init();
 	Begin
-		left := 0.75;
-		right := 0.75;
-		top := 0.75;
-		bottom := 0.75;
-		header := 0.5;
-		footer := 0.5;
 		//TODO...
 	End;
 
@@ -4206,10 +4199,88 @@ type TMargins=class(NodeInfo)
 		RootObj := node;
 	End;
 
+	Property Left read readXMLLeft write writeXMLLeft;
+	Function readXMLLeft();
+	Begin
+		tmpVal := class(TSXml).Utf8ToCurCodePage(Value('Left'));
+		if not ifNil(tmpVal) then return tmpVal;
+		return class(TSXml).Utf8ToCurCodePage(XMLLeft);
+	End;
+
+	Function writeXMLLeft(str);
+	Begin
+		XMLLeft := class(TSXml).CurCodePageToUtf8(str);
+	End;
+
+	Property Right read readXMLRight write writeXMLRight;
+	Function readXMLRight();
+	Begin
+		tmpVal := class(TSXml).Utf8ToCurCodePage(Value('Right'));
+		if not ifNil(tmpVal) then return tmpVal;
+		return class(TSXml).Utf8ToCurCodePage(XMLRight);
+	End;
+
+	Function writeXMLRight(str);
+	Begin
+		XMLRight := class(TSXml).CurCodePageToUtf8(str);
+	End;
+
+	Property Top read readXMLTop write writeXMLTop;
+	Function readXMLTop();
+	Begin
+		tmpVal := class(TSXml).Utf8ToCurCodePage(Value('Top'));
+		if not ifNil(tmpVal) then return tmpVal;
+		return class(TSXml).Utf8ToCurCodePage(XMLTop);
+	End;
+
+	Function writeXMLTop(str);
+	Begin
+		XMLTop := class(TSXml).CurCodePageToUtf8(str);
+	End;
+
+	Property Bottom read readXMLBottom write writeXMLBottom;
+	Function readXMLBottom();
+	Begin
+		tmpVal := class(TSXml).Utf8ToCurCodePage(Value('Bottom'));
+		if not ifNil(tmpVal) then return tmpVal;
+		return class(TSXml).Utf8ToCurCodePage(XMLBottom);
+	End;
+
+	Function writeXMLBottom(str);
+	Begin
+		XMLBottom := class(TSXml).CurCodePageToUtf8(str);
+	End;
+
+	Property Header read readXMLHeader write writeXMLHeader;
+	Function readXMLHeader();
+	Begin
+		tmpVal := class(TSXml).Utf8ToCurCodePage(Value('Header'));
+		if not ifNil(tmpVal) then return tmpVal;
+		return class(TSXml).Utf8ToCurCodePage(XMLHeader);
+	End;
+
+	Function writeXMLHeader(str);
+	Begin
+		XMLHeader := class(TSXml).CurCodePageToUtf8(str);
+	End;
+
+	Property Footer read readXMLFooter write writeXMLFooter;
+	Function readXMLFooter();
+	Begin
+		tmpVal := class(TSXml).Utf8ToCurCodePage(Value('Footer'));
+		if not ifNil(tmpVal) then return tmpVal;
+		return class(TSXml).Utf8ToCurCodePage(XMLFooter);
+	End;
+
+	Function writeXMLFooter(str);
+	Begin
+		XMLFooter := class(TSXml).CurCodePageToUtf8(str);
+	End;
+
 	Function GetAttrs(); override;
 	Begin
 		HandleAttrs();
-		return array(("Left", "left", Left, ""),("Right", "right", Right, ""),("Top", "top", Top, ""),("Bottom", "bottom", Bottom, ""),("Header", "header", Header, ""),("Footer", "footer", Footer, "")) union ExtAttr;
+		return array(("Left", "left", XMLLeft, ""),("Right", "right", XMLRight, ""),("Top", "top", XMLTop, ""),("Bottom", "bottom", XMLBottom, ""),("Header", "header", XMLHeader, ""),("Footer", "footer", XMLFooter, "")) union ExtAttr;
 	End;
 
 	Function GetChildren(); override;
@@ -4219,12 +4290,12 @@ type TMargins=class(NodeInfo)
 	End;
 
 	//Attributes
-	Left;
-	Right;
-	Top;
-	Bottom;
-	Header;
-	Footer;
+	XMLLeft;
+	XMLRight;
+	XMLTop;
+	XMLBottom;
+	XMLHeader;
+	XMLFooter;
 
 	//Nodes
 End;
@@ -14486,4 +14557,3 @@ private
 
 End
 
-
diff --git a/funcext/TSOffice/TSDocxFile.tsf b/funcext/TSOffice/TSDocxFile.tsf
index 601aea6..96635ea 100644
--- a/funcext/TSOffice/TSDocxFile.tsf
+++ b/funcext/TSOffice/TSDocxFile.tsf
@@ -1,4 +1,4 @@
-// Version 1.2.0
+// Version 1.2.1
 
 Type TSDocxFile = Class
 	///Version: V1.0 2022-09-20
diff --git a/funcext/TSOffice/TSExcelFile.tsf b/funcext/TSOffice/TSExcelFile.tsf
index 7585455..d9dbcab 100644
--- a/funcext/TSOffice/TSExcelFile.tsf
+++ b/funcext/TSOffice/TSExcelFile.tsf
@@ -1,4 +1,4 @@
-// Version 1.2.0
+// Version 1.2.1
 
 Type TSExcelFile = Class
 	///Version: V1.0 2022-08-08
@@ -620,8 +620,7 @@ Type TSExcelFile = Class
 	///margins: TMargins 对象
 	Function SetPageMargins(sheet, margins);
 	Begin
-		o := getOj(sheet, 'xlsxMargins');
-		if ifObj(o) then o.SetPageMargins(margins);
+		return workbook_.SetPageMargins(class(TSXml).CurCodePageToUtf8(sheet), margins);
 	End;
 
 	///获取工作表页边距
@@ -629,9 +628,7 @@ Type TSExcelFile = Class
 	///返回: TMargins对象
 	Function GetPageMargins(sheet);
 	Begin
-		o := getOj(sheet, 'xlsxMargins');
-		if ifObj(o) then return o.GetPageMargins();
-		return "sheet error";
+		return workbook_.GetPageMargins(class(TSXml).CurCodePageToUtf8(sheet));
 	End;
 
 	///合并单元格
@@ -928,8 +925,6 @@ private
 			return class(xlsxChart).NewObject(sheetname, self);//不缓存xlsxChart对象
 		'xlsxHeaderFooter':
 			o := class(xlsxHeaderFooter).NewObject(sheetname, self);
-		'xlsxMargins':
-			o := class(xlsxMargins).NewObject(sheetname, self);
 		'xlsxSheetView':
 			o := class(xlsxSheetView).NewObject(sheetname, self);
 		'xlsxPageLayout':
diff --git a/funcext/TSOffice/worksheet/xlsxHyperLink.tsf b/funcext/TSOffice/worksheet/xlsxHyperLink.tsf
index 6184efb..63b8390 100644
--- a/funcext/TSOffice/worksheet/xlsxHyperLink.tsf
+++ b/funcext/TSOffice/worksheet/xlsxHyperLink.tsf
@@ -24,7 +24,7 @@ Type xlsxHyperLink = Class
 		while ifObj(node) do begin
 			ref := node.GetAttribute('ref');
 			if ref = axis then begin
-				node := hyperlinks.DeleteChild(node);
+				hyperlink_node := node;
 				break;
 			end;
 			node := node.NextElement();
@@ -48,7 +48,14 @@ Type xlsxHyperLink = Class
 			End
 			hyperlink.RId := 'rId' + inttostr(rid);
 		end
-		hyperlinks.InsertEndChild(hyperlink.marshal());
+		if not ifObj(hyperlink_node) then
+		begin
+			hyperlinks.InsertEndChild(hyperlink.marshal());
+		end
+		else begin
+			marshal := hyperlink.Marshal();
+			class(TSXml).UpdateNode(node, marshal['attributes'], marshal['children']);	
+		end
 	End;
 
 	Function GetCellHyperLink(axis);
diff --git a/funcext/TSOffice/worksheet/xlsxMargins.tsf b/funcext/TSOffice/worksheet/xlsxMargins.tsf
deleted file mode 100644
index 02f26e2..0000000
--- a/funcext/TSOffice/worksheet/xlsxMargins.tsf
+++ /dev/null
@@ -1,41 +0,0 @@
-Type xlsxMargins = Class
-	Function Create(sheetobj, file, xml); overload;
-	Begin
-		sheet_ := sheetobj;
-		file_  := file;
-		xmlFile_ := xml;
-	End;
-
-	Function SetPageMargins(margins);
-	Begin
-		marshal := margins.Marshal();
-		work_node := xmlFile_.FirstChild('worksheet');
-		node := work_node.FirstChild('pageMargins');
-		if ifObj(node) then work_node.DeleteChild(node);
-		sheet_node := work_node.FirstChild('sheetData');
-		phone_node := work_node.FirstChild('phoneticPr');
-		prev_node := ifObj(phone_node) ? phone_node : sheet_node;
-		work_node.InsertAfterChild(prev_node, marshal);
-	End;
-
-	Function GetPageMargins();
-	Begin
-		node := xmlFile_.FirstChild('worksheet').FirstChild('pageMargins');
-		margins := TOfficeObj('tmargins');
-		margins.RootObj := node;
-		return margins;
-	End
-
-	class Function NewObject(sheetname, file);
-	Begin
-		o := file.WorkBook().GetSheetObj(sheetname);
-		xml := file.WorkBook().GetSheetXmlfile(sheetname);
-		if not ifObj(o) then return 0;
-		return new xlsxMargins(o, file, xml);
-	End;
-
-private
-	file_; //TSExcelFile对象
-	sheet_;//XmlSheet对象
-	xmlFile_; //sheet对应的xml对象
-End;
diff --git a/funcext/TSOffice/worksheet/xlsxPageLayout.tsf b/funcext/TSOffice/worksheet/xlsxPageLayout.tsf
index b052568..85daa6f 100644
--- a/funcext/TSOffice/worksheet/xlsxPageLayout.tsf
+++ b/funcext/TSOffice/worksheet/xlsxPageLayout.tsf
@@ -8,28 +8,22 @@ Type xlsxPageLayout = Class
 
 	Function SetPageLayout(sheet, pageLayout);
 	Begin
-		if ifint(pageLayout.FirstPageNumber) then pageLayout.UseFirstPageNumber := True;
 		marshal := pageLayout.Marshal();
 		work_node := xmlFile_.FirstChild('worksheet');
-		node := work_node.FirstChild('pageSetUp');
-		if ifObj(node) then work_node.DeleteChild(node);
-		arr := array('sheetData', 'mergeCells', 'phoneticPr', 'pageMargins');
-		for i:=length(arr)-1 to 0 do
+		node := work_node.FirstChild('pageSetup');
+		if not ifObj(node) then
 		begin
-			node := work_node.FirstChild(arr[i]);
-			if ifObj(node) then
-			begin
-				work_node.InsertAfterChild(node, marshal);
-				flag := 1;
-			end
+			prev_node := class(TSXml).GetWorkSheetPrevNode(work_node, 'pageSetup');
+			node := work_node.InsertAfterChild(prev_node, marshal);
+		end
+		else begin
+			class(TSXml).UpdateNode(node, marshal['attributes'], marshal['children']);
 		end
-		if not flag then
-			work_node.InsertEndChild(marshal);
 	End;
 
 	Function GetPageLayout();
 	Begin
-		node := xmlFile_.FirstChild('worksheet').FirstChild('pageSetUp');
+		node := xmlFile_.FirstChild('worksheet').FirstChild('pageSetup');
 		page_layout := TOfficeObj('TPageLayout');
 		page_layout.RootObj := node;
 		return page_layout;
diff --git a/funcext/TSOffice/worksheet/xlsxSheetView.tsf b/funcext/TSOffice/worksheet/xlsxSheetView.tsf
index 8d076fb..26f708e 100644
--- a/funcext/TSOffice/worksheet/xlsxSheetView.tsf
+++ b/funcext/TSOffice/worksheet/xlsxSheetView.tsf
@@ -15,11 +15,6 @@ Type xlsxSheetView = Class
 			id := sheet_view_node.GetAttribute('workbookViewId');
 			if trystrtoint(id, r) and r = windowsIndex then
 			Begin
-				attributes := sheet_view_node.Attributes();
-				sheetView.TabSelected := attributes['tabselected'];
-				sheetView.WorkbookViewId := attributes['workbookViewId'];
-				sheetView.ZoomScaleNormal := ZoomScale;
-				for k, v in attributes do sheet_view_node.DeleteAttribute(k);
 				marshal := SheetView.Marshal();
 				class(TSXml).UpdateNode(sheet_view_node, marshal['attributes'], array());
 				return '';
diff --git a/funcext/TSOffice/worksheet/xlsxWorkBook.tsf b/funcext/TSOffice/worksheet/xlsxWorkBook.tsf
index 8000fff..bf9bbf1 100644
--- a/funcext/TSOffice/worksheet/xlsxWorkBook.tsf
+++ b/funcext/TSOffice/worksheet/xlsxWorkBook.tsf
@@ -1298,8 +1298,8 @@ Type xlsxWorkBook = Class
 		style_xml := GetXmlFileObj('xl/styles.xml');
 		fonts_node := style_xml.FirstChildElement('styleSheet').FirstChildElement('fonts');
 		first_node := fonts_node.FirstChildElement('font');
-		fonts_node.DeleteChild(first_node);
-		fonts_node.InsertFirstChild(font.Marshal());
+		marshal := font.Marshal();
+		class(TSXml).UpdateNode(first_node, marshal['attributes'], marshal['children']);
 	End;
 
 	Function GetDefaultFont();
@@ -1317,10 +1317,8 @@ Type xlsxWorkBook = Class
 		workbook_xml := GetXmlFileObj('xl/workbook.xml');
 		workbook_node := workbook_xml.FirstChildElement('workbook');
 		calc_node := workbook_node.FirstChildElement('calcPr');
-		sheet_node := workbook_node.FirstChildElement('sheets');
-		if ifObj(calc_node) then workbook_node.DeleteChild(calc_node);
-		calcPr.calcId := "191029";
-		workbook_node.InsertAfterChild(sheet_node, calcPr.Marshal());
+		marshal := calcPr.Marshal();
+		class(TSXml).UpdateNode(calc_node, marshal['attributes'], marshal['children']);
 	End;
 
 	Function GetCalcOptions();
@@ -1332,6 +1330,29 @@ Type xlsxWorkBook = Class
 		return calcPr;
 	End;
 
+	Function SetPageMargins(sheet, margins);
+	Begin
+		sheet_xml := GetSheetXmlFile(sheet);
+		work_node := sheet_xml.FirstChild('worksheet');
+		node := work_node.FirstChild('pageMargins');
+		if not ifObj(node) then
+		begin
+			prev_node := class(TSXml).GetWorkSheetPrevNode(work_node, 'pageMargins');
+			node := work_node.InsertAfterChild(prev_node, 'element', 'pageMargins');
+		end
+		marshal := margins.Marshal();
+		class(TSXml).UpdateNode(node, marshal['attributes'], marshal['children']);
+	End;
+
+	Function GetPageMargins(sheet);
+	Begin
+		sheet_xml := GetSheetXmlFile(sheet);
+		node := sheet_xml.FirstChild('worksheet').FirstChild('pageMargins');
+		margins := TOfficeObj('tmargins');
+		margins.RootObj := node;
+		return margins;
+	End
+
 private
 	Function generateRow(c1, c2, r);
 	Begin
diff --git a/更新日志.md b/更新日志.md
index a3f873b..5732bfc 100644
--- a/更新日志.md
+++ b/更新日志.md
@@ -1,5 +1,13 @@
 # 更新日志
 
+## 2023-2-24
+
+### V1.2.1
+
+#### excel
+
+1. Get相关方法重新Set后不再覆盖原有设置，影响方法如下`Set(Get)PageMargins`,`Set(Get)CellHyperLink`,`Set(Get)PageLayout`,`Set(Get)CalcOptions`,`Set(Get)DefaultFont`,`Set(Get)SheetViewOptions`
+
 ## 2023-2-23
 
 ### V1.2.0