public static void ConvertToPdf()
        {
            string name         = "convertToPdf.docx";
            string password     = null;
            string folder       = "input";
            string storage      = null;
            string destFilePath = "output/convertToPdf_out.pdf";;
            var    privateFonts = new List <PrivateFont>();

            privateFonts.Add(new PrivateFont("黑体", "input/simhei.ttf", true));
            privateFonts.Add(new PrivateFont("consola", "input/consola.ttf", true));
            convertApi.ConvertToPdf(name, destFilePath, password, folder, storage, privateFonts);
        }