Presentation presentaion = new Presentation();
presentaion.loadFromFile(inputFile);
presentaion.saveToFile(outputFile, FileFormat.Markdown);
presentaion.dispose();

ConvertOptions options = new ConvertOptions();
options.setAllowedFonts(new String[] { "Times New Roman", "Arial" });
converter.convertToPdf(input, output, options);

PdfDocument doc = new PdfDocument();
        PdfPageBase page = doc.getPages().add();

        PdfGrid grid = new PdfGrid();
        grid.getStyle().setCellSpacing(1.0f);
        PdfGridRow row = grid.getRows().add();
        grid.getColumns().add(2);

        float width = (float) page.getCanvas().getClientSize().getWidth()-(grid.getColumns().getCount() + 1);

        grid.getColumns().get(0).setWidth(width * 0.8f);
        PdfGridCell pdfGridCell = row.getCells().get(0);
        PdfGridCellStyle pdfGridStyle =new PdfGridCellStyle();
        PdfPen pen = PdfPens.getGreen();
        pdfGridStyle.setTextPen(pen);
        pdfGridStyle.setTextBrush(PdfBrushes.getBlack());
        Font font=new Font("方正仿宋_GBK", Font.PLAIN, 12);
        PdfTrueTypeFont trueTypeFont = new PdfTrueTypeFont(font, true);
        pdfGridStyle.setFont(trueTypeFont);
        pdfGridCell.setStyle(pdfGridStyle);
        pdfGridCell.setValue("Thank you for interest in Spire.PDF.");



        PdfGridCellContentList lst = new PdfGridCellContentList();
        PdfGridCellContent textAndStyle = new PdfGridCellContent();
        textAndStyle.setText("Thank you for interest in Spire.PDF.");
        textAndStyle.setFont(trueTypeFont);
        textAndStyle.setPen(PdfPens.Green());
        textAndStyle.setBrush(PdfBrushes.getGreen());
        lst.getList().add(textAndStyle);
        row.getCells().get(1).setValue(lst);

        PdfLayoutResult result = grid.draw(page, new Point2D.Float(10, 100));
        doc.saveToFile("result_Bold.pdf", FileFormat.PDF);

PdfToWordConverter pdfToWordConverter = new PdfToWordConverter(inputPath);

pdfToWordConverter.saveToDocx(0, 2, outputPath);