.MainTableEvents(events =>
            {
                #region ShowEblaghDescription

                if (ShowEblaghDescription)
                {
                    events.GroupAdded(args=>
                    {
                        var infoTable = new PdfGrid(numColumns: 1)
                        {
                            SpacingBefore = 0,
                            HorizontalAlignment = 0,
                            WidthPercentage = 100,
                            RunDirection = PdfWriter.RUN_DIRECTION_RTL,
                        };
                        infoTable.AddCell(new PdfPCell()
                        {
                            BorderWidthTop = 1,
                            BorderWidthBottom = 0,
                            BorderWidthLeft = 0,
                            BorderWidthRight = 0,
                            HorizontalAlignment = 0,
                            VerticalAlignment = 1,
                            Phrase = new Phrase(ReportParameter.EblaghDescription, FontHelper.GetFont(FarsiFont.Zar, 12, false, BaseColor.BLACK)),
                            RunDirection = PdfWriter.RUN_DIRECTION_RTL,
                        });
                        args.PdfDoc.Add(infoTable);
                    });
...