Create Table Dynamically from Data table When Column of Data Table conver to Table Cell or row.

Supoose We Have Table Employee
                 
           DataTable dt1;
           DataTable dt2;
            Table tb = new Table();
            tb.CssClass = "mGrid";
            Int32 k = 1;
            string lastvalue = "";
            for (int i = 0; i < dt.Rows.Count; i++)
            {
                String empNo = dt1.Rows[i][0].ToString();
              
                TableRow tbrow = new TableRow();
                TableRow tbr = new TableRow();
                TableRow tbr1 = new TableRow();

                if (i == 0)
                {
                    TableHeaderCell tbHcell = new TableHeaderCell();//Header Row for Serial No
                    tbHcell.Width = 60;
                    tbHcell.BackColor = System.Drawing.Color.Black;
                    tbHcell.ForeColor = System.Drawing.Color.White;
                    tbHcell.BorderWidth = 1;
                    tbHcell.RowSpan = 2;
                    tbHcell.Text = "SNo";
                    tbr1.Cells.Add(tbHcell);
                    TableHeaderCell tbHcell1 = new TableHeaderCell();//Header Row for emp No
                    tbHcell1.Width = 100;
                    tbHcell1.BackColor = System.Drawing.Color.Black;
                    tbHcell1.ForeColor = System.Drawing.Color.White;
                    tbHcell1.BorderWidth = 1;
                    tbHcell1.RowSpan = 2;
                    tbHcell1.Text = "empno";
                    tbr1.Cells.Add(tbHcell1);




                }
                TableCell tbcell = new TableCell();// Row value for serial No
                tbcell.Width = 60;
                tbcell.BorderWidth = 1;
                tbcell.Text = (i + 1).ToString();
                tbrow.Cells.Add(tbcell);
                TableCell tbcell1 = new TableCell();//Row value for emp No
                tbcell1.Width = 100;
                tbcell1.BorderWidth = 1;
                tbcell1.Text = empno;
                tbrow.Cells.Add(tbcell1);

                TableHeaderCell tbHcell5 = new TableHeaderCell();//Tabel main Header from dt table rows
                for (int j = 0; j < dt2.Rows.Count; j++)
                {
                    if (i == 0)
                    {
                        TableHeaderCell tbHcell2 = new TableHeaderCell();//Tabel Header from dt table rows
                        tbHcell2.Width = 100;
                        tbHcell2.BackColor = System.Drawing.Color.Black;
                        tbHcell2.ForeColor = System.Drawing.Color.White;
                        tbHcell2.BorderWidth = 1;
                        tbHcell2.Text = dt2.Rows[j][1].ToString();
                        tbr.Cells.Add(tbHcell2);

                        if (lastvalue == dt.Rows[j][2].ToString())
                        {
                            k = k + 1;
                        }
                        else
                        {
                            tbHcell5 = new TableHeaderCell();//Tabel main Header with column Span from dt table rows
                            tbHcell5.Width = 100;
                            tbHcell5.BackColor = System.Drawing.Color.Black;
                            tbHcell5.ForeColor = System.Drawing.Color.White;
                            tbHcell5.BorderWidth = 1;
                            tbHcell5.Text = dt2.Rows[j][2].ToString();
                            tbr1.Cells.Add(tbHcell5);
                            lastvalue = dt2.Rows[j][2].ToString();
                            k = 1;

                        }
                        tbHcell5.ColumnSpan = k;
                    }

                    TableCell tbcell2 = new TableCell();//table row value from dt table row
                    tbcell2.Width = 100;
                    tbcell2.BorderWidth = 1;
                    tbcell2.Text = Convert.ToDouble(dt2.Rows[j][7]).ToString("N2");
                    tbrow.Cells.Add(tbcell2);

                }
                if (i == 0)
                {
                    tb.Rows.Add(tbr1);
                    tb.Rows.Add(tbr);
                }
                tb.Rows.Add(tbrow);
            }
            Panel1.Controls.Add(tb);
        }