EPPlus生成Excel表格（只支持2007及以上）

主要来源：

博客： https://www.cnblogs.com/rumeng/p/3785748.html      

官网：  http://epplus.codeplex.com/

教程：  https://riptutorial.com/zh-CN/epplus/topic/8070/%E5%BC%80%E5%A7%8B%E4%BD%BF%E7%94%A8epplus

            FileInfo newFile = new FileInfo(@"F:mynewfile.xlsx");
            using (ExcelPackage xlPackage = new ExcelPackage(newFile))//如果mynewfile.xlsx存在，就打开它，否则就在该位置上创建
            {
                ExcelWorksheet worksheet = xlPackage.Workbook.Worksheets.Add("Tinned Goods");
                worksheet.Cells[1, 1].Value = "Product";
                worksheet.Cells[2, 1].Value = "Broad Beans";
                worksheet.Cells[3, 1].Value = "String Beans";
                worksheet.Cells[4, 1].Value = "Peas";
                worksheet.Cells[5, 1].Value = "Total";

                worksheet.Cells[1, 2].Value = "Tins Sold";//给单元格赋值             

                ExcelRange cell = worksheet.Cells[2, 2];
                cell.Value = 15;//另一种方式给单元格赋值

                string calcStartAddress = cell.Address;

                worksheet.Cells[3, 2].Value = 32;
                worksheet.Cells[4, 2].Value = 65;

                string calcEndAddress = worksheet.Cells[4, 2].Address;

                worksheet.Cells[5, 2].Formula = string.Format("SUM({0}:{1})", calcStartAddress, calcEndAddress);//使用公式计算值，并赋值给单元格


                worksheet.Column(1).Width = 15;//设置列宽

                xlPackage.Workbook.Properties.Title = "Sample 1";//设置excel的一些属性
                xlPackage.Workbook.Properties.Author = "John Tunnicliffe";
                xlPackage.Workbook.Properties.SetCustomPropertyValue("EmployeeID", "1147");

                xlPackage.Save();//保存Excel表格

            using (ExcelPackage pck = new ExcelPackage())
            {
                //Create the worksheet
                ExcelWorksheet ws = pck.Workbook.Worksheets.Add("Demo");

                //Load the datatable into the sheet, starting from cell A1. Print the column names on row 1
                ws.Cells["A1"].LoadFromDataTable(tbl, true);

                //Format the header for column 1-3
                using (ExcelRange rng = ws.Cells["A1:C1"])
                {
                    rng.Style.Font.Bold = true;
                    rng.Style.Fill.PatternType = ExcelFillStyle.Solid;                      //Set Pattern for the background to Solid
                    rng.Style.Fill.BackgroundColor.SetColor(Color.FromArgb(79, 129, 189));  //Set color to dark blue
                    rng.Style.Font.Color.SetColor(Color.White);
                }

                //Example how to Format Column 1 as numeric 
                using (ExcelRange col = ws.Cells[2, 1, 2 + tbl.Rows.Count, 1])
                {
                    col.Style.Numberformat.Format = "#,##0.00";
                    col.Style.HorizontalAlignment = ExcelHorizontalAlignment.Right;
                }

                //Write it back to the client
                Response.ContentType = "application/vnd.openxmlformats-officedocument.spreadsheetml.sheet";
                Response.AddHeader("content-disposition", "attachment;  filename=ExcelDemo.xlsx");
                Response.BinaryWrite(pck.GetAsByteArray());
            }

            FileInfo newFile = new FileInfo(@"F:mynewfile.xlsx");
            using (ExcelPackage xlPackage = new ExcelPackage(newFile))
            {
                // get the first worksheet in the workbook
                ExcelWorksheet worksheet = xlPackage.Workbook.Worksheets[1];
                int iCol = 2;
                for (int iRow = 1; iRow < 6; iRow++)
                {
                    string valueStr = string.Format("Cell({0},{1}).Value={2}", iRow, iCol, worksheet.Cells[iRow, iCol].Value);//循环取出单元格值
                    string value_Str = string.Format("Cell({0},{1}).Formula={2}", 6, iCol, worksheet.Cells[6, iCol].Formula);//取公式（失败了）
                }
            }

            FileInfo newFile = new FileInfo(@"F:mynewfile.xlsx");
            ExcelPackage pck = new ExcelPackage(newFile);
            //Add the Content sheet
            var ws = pck.Workbook.Worksheets.Add("Content");

            #region 缩略column
            ws.View.ShowGridLines = false;
            ws.Column(4).OutlineLevel = 1;//0表示没有线
            ws.Column(4).Collapsed = true;//合并
            ws.Column(5).OutlineLevel = 1;
            ws.Column(5).Collapsed = true;
            ws.OutLineSummaryRight = true;
            ws.Cells["B1"].Value = "Name";
            ws.Cells["C1"].Value = "Size";
            ws.Cells["D1"].Value = "Created";
            ws.Cells["E1"].Value = "Last modified";
            ws.Cells["B1:E1"].Style.Font.Bold = true;
            #endregion

            #region 添加图片到Excel中
            Bitmap icon = new Bitmap(@"F:3765249-468df6edf927b569.jpg");
            int row = 5;
            ws.Row(row).Height = 125;//设置整个第五行的高度
            //Add the icon as a picture
            if (icon != null)
            {
                ExcelPicture pic = ws.Drawings.AddPicture("pic" + (row).ToString(), icon);
                pic.SetPosition((int)20 * (row - 1) + 2, 0);//margin-left:0px; margin-top:(int)20 * (row - 1)  [20：默认的单元格高度]
            }
            ws.Cells[3, 3].Formula = string.Format("SUBTOTAL(9, {0})", ExcelCellBase.GetAddress(3 + 1, 3, row - 1, 3));
            #endregion


            #region 定义一块矩形，自由填写文字
            var shape = ws.Drawings.AddShape("txtDesc", eShapeStyle.Rect);
            shape.SetPosition(7, 10, 7, 10);//(第7行,向下偏移10px,第7列,向右偏移10px)
            shape.SetSize(400, 200);
            shape.Text = "这是一块自定义的区域, Shapes and charts.


这是换行之后的内容...";
            shape.Fill.Style = eFillStyle.SolidFill;
            shape.Fill.Color = Color.DarkSlateGray;
            shape.Fill.Transparancy = 20;//透明度
            shape.Border.Fill.Style = eFillStyle.SolidFill;
            shape.Border.LineStyle = eLineStyle.LongDash;
            shape.Border.Width = 1;
            shape.Border.Fill.Color = Color.Black;
            shape.Border.LineCap = eLineCap.Round;
            shape.TextAnchoring = eTextAnchoringType.Top;
            shape.TextVertical = eTextVerticalType.Horizontal;
            shape.TextAnchoringControl = false;
            #endregion


            #region 超链接
            var namedStyle = pck.Workbook.Styles.CreateNamedStyle("HyperLink");   //This one is language dependent
            namedStyle.Style.Font.UnderLine = true;
            namedStyle.Style.Font.Color.SetColor(Color.Blue);
            ws.Cells["K12"].Hyperlink = new ExcelHyperLink(@"A51", "Statistics");//在K12单元格设置一个超链接，点击该超链接可以快速定位到A51单元格
            ws.Cells["K12"].StyleName = "HyperLink";
            #endregion

            pck.Save();//保存Excel表格

         public void TiaoXingTu()
        {           
            FileInfo newFile = new FileInfo(@"F:	est.xlsx");
            using (ExcelPackage package = new ExcelPackage(newFile))
            {
                ExcelWorksheet worksheet = package.Workbook.Worksheets.Add("test");//工作簿名称

                worksheet.Cells.Style.WrapText = true;//自动换行
                worksheet.View.ShowGridLines = false;//去掉sheet的网格线

                worksheet.Cells[1, 1].Value = "名称";
                worksheet.Cells[1, 2].Value = "价格";
                worksheet.Cells[1, 3].Value = "销量";

                worksheet.Cells[2, 1].Value = "大米";
                worksheet.Cells[2, 2].Value = 56;
                worksheet.Cells[2, 3].Value = 100;

                worksheet.Cells[3, 1].Value = "玉米";
                worksheet.Cells[3, 2].Value = 45;
                worksheet.Cells[3, 3].Value = 150;

                worksheet.Cells[4, 1].Value = "小米";
                worksheet.Cells[4, 2].Value = 38;
                worksheet.Cells[4, 3].Value = 130;

                worksheet.Cells[5, 1].Value = "糯米";
                worksheet.Cells[5, 2].Value = 22;
                worksheet.Cells[5, 3].Value = 200;

                using (ExcelRange range = worksheet.Cells[1, 1, 5, 3])//取一块区域 从1行1列那个单元格开始，向下取5行，向右取3列
                {
                    range.Style.HorizontalAlignment = ExcelHorizontalAlignment.Center;
                    range.Style.VerticalAlignment = ExcelVerticalAlignment.Center;
                }

                using (ExcelRange range = worksheet.Cells[1, 1, 1, 3])
                {
                    range.Style.Font.Bold = true;
                    range.Style.Font.Color.SetColor(Color.White);
                    range.Style.Font.Name = "微软雅黑";
                    range.Style.Font.Size = 12;
                    range.Style.Fill.PatternType = ExcelFillStyle.Solid;
                    range.Style.Fill.BackgroundColor.SetColor(Color.FromArgb(128, 128, 128));
                }

                worksheet.Cells[1, 1].Style.Border.BorderAround(ExcelBorderStyle.Thin, Color.FromArgb(191, 191, 191));
                worksheet.Cells[1, 2].Style.Border.BorderAround(ExcelBorderStyle.Thin, Color.FromArgb(191, 191, 191));
                worksheet.Cells[1, 3].Style.Border.BorderAround(ExcelBorderStyle.Thin, Color.FromArgb(191, 191, 191));

                worksheet.Cells[2, 1].Style.Border.BorderAround(ExcelBorderStyle.Thin, Color.FromArgb(191, 191, 191));
                worksheet.Cells[2, 2].Style.Border.BorderAround(ExcelBorderStyle.Thin, Color.FromArgb(191, 191, 191));
                worksheet.Cells[2, 3].Style.Border.BorderAround(ExcelBorderStyle.Thin, Color.FromArgb(191, 191, 191));

                worksheet.Cells[3, 1].Style.Border.BorderAround(ExcelBorderStyle.Thin, Color.FromArgb(191, 191, 191));
                worksheet.Cells[3, 2].Style.Border.BorderAround(ExcelBorderStyle.Thin, Color.FromArgb(191, 191, 191));
                worksheet.Cells[3, 3].Style.Border.BorderAround(ExcelBorderStyle.Thin, Color.FromArgb(191, 191, 191));

                worksheet.Cells[4, 1].Style.Border.BorderAround(ExcelBorderStyle.Thin, Color.FromArgb(191, 191, 191));
                worksheet.Cells[4, 2].Style.Border.BorderAround(ExcelBorderStyle.Thin, Color.FromArgb(191, 191, 191));
                worksheet.Cells[4, 3].Style.Border.BorderAround(ExcelBorderStyle.Thin, Color.FromArgb(191, 191, 191));

                worksheet.Cells[5, 1].Style.Border.BorderAround(ExcelBorderStyle.Thin, Color.FromArgb(191, 191, 191));
                worksheet.Cells[5, 2].Style.Border.BorderAround(ExcelBorderStyle.Thin, Color.FromArgb(191, 191, 191));
                worksheet.Cells[5, 3].Style.Border.BorderAround(ExcelBorderStyle.Thin, Color.FromArgb(191, 191, 191));


                //创建一个图表
                ExcelChart chart = worksheet.Drawings.AddChart("chart", eChartType.ColumnClustered);

                //chart.Series.Add()方法所需参数为：chart.Series.Add(Y轴数据区,X轴数据区)
                ExcelChartSerie serie = chart.Series.Add(worksheet.Cells[2, 3, 5, 3], worksheet.Cells[2, 1, 5, 1]);
                serie.HeaderAddress = worksheet.Cells[1, 3];//设置图表的图例

                chart.SetPosition(150, 10);
                chart.SetSize(500, 300);
                chart.Title.Text = "销量走势";
                chart.Title.Font.Color = Color.FromArgb(89, 89, 89);
                chart.Title.Font.Size = 15;
                chart.Title.Font.Bold = true;
                chart.Style = eChartStyle.Style15;
                chart.Legend.Border.LineStyle = eLineStyle.Solid;
                chart.Legend.Border.Fill.Color = Color.FromArgb(217, 217, 217);

                package.Save();
            }
        }

         public void bingTu()
        {
            using (ExcelPackage pck = new ExcelPackage())
            {
                //Create the worksheet
                ExcelWorksheet ws = pck.Workbook.Worksheets.Add("Demo");
                //ws.Cells["A1"].Value = "饼图示例";
                ws.Cells[1, 1].Value = "名称";
                ws.Cells[1, 2].Value = "价格";
                ws.Cells[1, 3].Value = "销量";

                ws.Cells[2, 1].Value = "大米";
                ws.Cells[2, 2].Value = 56;
                ws.Cells[2, 3].Value = 100;

                ws.Cells[3, 1].Value = "玉米";
                ws.Cells[3, 2].Value = 45;
                ws.Cells[3, 3].Value = 150;

                ws.Cells[4, 1].Value = "小米";
                ws.Cells[4, 2].Value = 38;
                ws.Cells[4, 3].Value = 130;

                ws.Cells[5, 1].Value = "糯米";
                ws.Cells[5, 2].Value = 22;
                ws.Cells[5, 3].Value = 200;
                using (ExcelRange r = ws.Cells["A1:C1"])
                {
                    r.Merge = true;
                    r.Style.Font.SetFromFont(new Font("Arial", 22, FontStyle.Italic));
                    r.Style.Font.Color.SetColor(Color.White);
                    r.Style.HorizontalAlignment = OfficeOpenXml.Style.ExcelHorizontalAlignment.CenterContinuous;
                    r.Style.Fill.PatternType = OfficeOpenXml.Style.ExcelFillStyle.Solid;
                    r.Style.Fill.BackgroundColor.SetColor(Color.FromArgb(23, 55, 93));


                    //Add the piechart
                    var pieChart = ws.Drawings.AddChart("crtExtensionsSize", eChartType.PieExploded3D) as ExcelPieChart;
                    //Set top left corner to row 1 column 2
                    pieChart.SetPosition(10, 0, 2, 0);
                    pieChart.SetSize(400, 400);

                    pieChart.Series.Add(ws.Cells[2, 3, 5, 3], ws.Cells[2, 1, 5, 1]);//chart.Series.Add(Y轴数据区,X轴数据区)
                    //pieChart.Series.Add(ws.Cells[2, 3, 15, 13], ws.Cells[2, 3, 15, 13]);
                    //pieChart.Series.Add(ExcelRange.GetAddress(4, 2, 2, 2), ExcelRange.GetAddress(4, 1, 3, 1));

                    pieChart.Title.Text = "Extension Size";
                    //Set datalabels and remove the legend
                    pieChart.DataLabel.ShowCategory = true;
                    pieChart.DataLabel.ShowPercent = true;
                    pieChart.DataLabel.ShowLeaderLines = true;
                    pieChart.Legend.Remove();

                    Response.ContentType = "application/vnd.openxmlformats-officedocument.spreadsheetml.sheet";
                    Response.AddHeader("content-disposition", "attachment;  filename=ExcelDemo.xlsx");
                    Response.BinaryWrite(pck.GetAsByteArray());
                }
            }
        }

        public static void GenerateExcelReport()
        {
            string fileName = "ExcelReport-" + DateTime.Now.ToString("yyyy_MM_dd_HHmmss") + ".xlsx";
            string reportTitle = "2013年度五大公司实际情况与原计划的百分比";
            FileInfo file = new FileInfo("F:\" + fileName);
            using (ExcelPackage package = new ExcelPackage(file))
            {
                ExcelWorksheet worksheet = null;
                ExcelChartSerie chartSerie = null;
                ExcelLineChart chart = null;
                #region research
                worksheet = package.Workbook.Worksheets.Add("Data");
                DataTable dataPercent = GetDataPercent();
                //chart = Worksheet.Drawings.AddChart("ColumnStackedChart", eChartType.Line) as ExcelLineChart;  
                chart = worksheet.Drawings.AddChart("ColumnStackedChart", eChartType.LineMarkers) as ExcelLineChart;//设置图表样式  
                chart.Legend.Position = eLegendPosition.Right;
                chart.Legend.Add();
                chart.Title.Text = reportTitle;//设置图表的名称  
                //chart.SetPosition(200, 50);//设置图表位置  
                chart.SetSize(800, 400);//设置图表大小  
                chart.ShowHiddenData = true;
                //chart.YAxis.MinorUnit = 1;  
                chart.XAxis.MinorUnit = 1;//设置X轴的最小刻度  
                //chart.DataLabel.ShowCategory = true;  
                chart.DataLabel.ShowPercent = true;//显示百分比  

                //设置月份  
                for (int col = 1; col <= dataPercent.Columns.Count; col++)
                {
                    worksheet.Cells[1, col].Value = dataPercent.Columns[col - 1].ColumnName;
                }
                //设置数据  
                for (int row = 1; row <= dataPercent.Rows.Count; row++)
                {
                    for (int col = 1; col <= dataPercent.Columns.Count; col++)
                    {
                        string strValue = dataPercent.Rows[row - 1][col - 1].ToString();
                        if (col == 1)
                        {
                            worksheet.Cells[row + 1, col].Value = strValue;
                        }
                        else
                        {
                            double realValue = double.Parse(strValue);
                            worksheet.Cells[row + 1, col].Style.Fill.PatternType = ExcelFillStyle.Solid;
                            worksheet.Cells[row + 1, col].Style.Numberformat.Format = "#0\.00%";//设置数据的格式为百分比  
                            worksheet.Cells[row + 1, col].Value = realValue;
                            if (realValue < 0.90d)//如果小于90%则该单元格底色显示为红色  
                            {

                                worksheet.Cells[row + 1, col].Style.Fill.BackgroundColor.SetColor(Color.Red);
                            }
                            else if (realValue >= 0.90d && realValue <= 0.95d)//如果在90%与95%之间则该单元格底色显示为黄色  
                            {
                                worksheet.Cells[row + 1, col].Style.Fill.BackgroundColor.SetColor(Color.Yellow);
                            }
                            else
                            {
                                worksheet.Cells[row + 1, col].Style.Fill.BackgroundColor.SetColor(Color.Green);//如果大于95%则该单元格底色显示为绿色  
                            }
                        }
                    }
                    //chartSerie = chart.Series.Add(worksheet.Cells["A2:M2"], worksheet.Cells["B1:M1"]);  
                    //chartSerie.HeaderAddress = worksheet.Cells["A2"];  
                    //chart.Series.Add()方法所需参数为：chart.Series.Add(X轴数据区,Y轴数据区)  
                    chartSerie = chart.Series.Add(worksheet.Cells[row + 1, 2, row + 1, 2 + dataPercent.Columns.Count - 2], worksheet.Cells["B1:M1"]);
                    chartSerie.HeaderAddress = worksheet.Cells[row + 1, 1];//设置每条线的名称  
                }
                //因为假定每家公司至少完成了80%以上，所以这里设置Y轴的最小刻度为80%，这样使图表上的折线更清晰  
                chart.YAxis.MinValue = 0.8d;
                //chart.SetPosition(200, 50);//可以通过制定左上角坐标来设置图表位置  
                //通过指定图表左上角所在的行和列及对应偏移来指定图表位置  
                //这里CommpanyNames.Length + 1及3分别表示行和列  
                chart.SetPosition(CommpanyNames.Length + 1, 10, 3, 20);
                #endregion research
                package.Save();//保存文件  
            }
        }

下面的是周金桥的demo

static string[] CommpanyNames = new string[] { "Microsoft", "IBM", "Oracle", "Google", "Yahoo", "HP" };

private static DataTable GetDataPercent()
        {
            string[] MonthNames = new string[] { "一月", "二月", "三月", "四月", "五月", "六月", "七月", "八月", "九月", "十月", "十一月", "十二月" };
            //private static readonly string[] CommpanyNames = new string[] { "Microsoft", "IBM", "Oracle", "Amazon", "Google", "Facebook", "Twitter", "Paypal", "Yahoo", "HP" };              
            DataTable data = new DataTable();
            DataRow row = null;
            Random random = new Random();
            data.Columns.Add(new DataColumn("公司名", typeof(string)));
            foreach (string monthName in MonthNames)
            {
                data.Columns.Add(new DataColumn(monthName, typeof(double)));
            }
            //每个公司每月的百分比表示完成的业绩与计划的百分比  
            for (int i = 0; i < CommpanyNames.Length; i++)
            {
                row = data.NewRow();
                row[0] = CommpanyNames[i];
                for (int j = 1; j <= MonthNames.Length; j++)
                {
                    //这里采用了随机生成数据，但假定每家公司至少完成了计划的85%以上  
                    row[j] = 0.85d + random.Next(0, 15) / 100d;
                }
                data.Rows.Add(row);
            }


            return data;
        }

         public static void GenerateExcelReport()
        {
            string fileName = "ExcelReport-" + DateTime.Now.ToString("yyyy_MM_dd_HHmmss") + ".xlsx";
            string reportTitle = "2013年度五大公司实际情况与原计划的百分比";
            FileInfo file = new FileInfo("F:\" + fileName);
            using (ExcelPackage package = new ExcelPackage(file))
            {
                ExcelWorksheet worksheet = null;
                ExcelChartSerie chartSerie = null;
                ExcelLineChart chart = null;
                #region research
                worksheet = package.Workbook.Worksheets.Add("Data");
                DataTable dataPercent = GetDataPercent();
                //chart = Worksheet.Drawings.AddChart("ColumnStackedChart", eChartType.Line) as ExcelLineChart;  
                chart = worksheet.Drawings.AddChart("ColumnStackedChart", eChartType.LineMarkers) as ExcelLineChart;//设置图表样式  
                chart.Legend.Position = eLegendPosition.Right;
                chart.Legend.Add();
                chart.Title.Text = reportTitle;//设置图表的名称  
                //chart.SetPosition(200, 50);//设置图表位置  
                chart.SetSize(800, 400);//设置图表大小  
                chart.ShowHiddenData = true;
                //chart.YAxis.MinorUnit = 1;  
                chart.XAxis.MinorUnit = 1;//设置X轴的最小刻度  
                //chart.DataLabel.ShowCategory = true;  
                chart.DataLabel.ShowPercent = true;//显示百分比  

                //设置月份  
                for (int col = 1; col <= dataPercent.Columns.Count; col++)
                {
                    worksheet.Cells[1, col].Value = dataPercent.Columns[col - 1].ColumnName;
                }
                //设置数据  
                for (int row = 1; row <= dataPercent.Rows.Count; row++)
                {
                    for (int col = 1; col <= dataPercent.Columns.Count; col++)
                    {
                        string strValue = dataPercent.Rows[row - 1][col - 1].ToString();
                        if (col == 1)
                        {
                            worksheet.Cells[row + 1, col].Value = strValue;
                        }
                        else
                        {
                            double realValue = double.Parse(strValue);
                            worksheet.Cells[row + 1, col].Style.Fill.PatternType = ExcelFillStyle.Solid;
                            worksheet.Cells[row + 1, col].Style.Numberformat.Format = "#0\.00%";//设置数据的格式为百分比  
                            worksheet.Cells[row + 1, col].Value = realValue;
                            if (realValue < 0.90d)//如果小于90%则该单元格底色显示为红色  
                            {

                                worksheet.Cells[row + 1, col].Style.Fill.BackgroundColor.SetColor(Color.Red);
                            }
                            else if (realValue >= 0.90d && realValue <= 0.95d)//如果在90%与95%之间则该单元格底色显示为黄色  
                            {
                                worksheet.Cells[row + 1, col].Style.Fill.BackgroundColor.SetColor(Color.Yellow);
                            }
                            else
                            {
                                worksheet.Cells[row + 1, col].Style.Fill.BackgroundColor.SetColor(Color.Green);//如果大于95%则该单元格底色显示为绿色  
                            }
                        }
                    }
                    //chartSerie = chart.Series.Add(worksheet.Cells["A2:M2"], worksheet.Cells["B1:M1"]);  
                    //chartSerie.HeaderAddress = worksheet.Cells["A2"];  
                    //chart.Series.Add()方法所需参数为：chart.Series.Add(X轴数据区,Y轴数据区)  
                    chartSerie = chart.Series.Add(worksheet.Cells[row + 1, 2, row + 1, 2 + dataPercent.Columns.Count - 2], worksheet.Cells["B1:M1"]);
                    chartSerie.HeaderAddress = worksheet.Cells[row + 1, 1];//设置每条线的名称  
                }
                //因为假定每家公司至少完成了80%以上，所以这里设置Y轴的最小刻度为80%，这样使图表上的折线更清晰  
                chart.YAxis.MinValue = 0.8d;
                //chart.SetPosition(200, 50);//可以通过制定左上角坐标来设置图表位置  
                //通过指定图表左上角所在的行和列及对应偏移来指定图表位置  
                //这里CommpanyNames.Length + 1及3分别表示行和列  
                chart.SetPosition(CommpanyNames.Length + 1, 10, 3, 20);
                #endregion research
                package.Save();//保存文件  
            }
        }