public static void ConvertPpt()
{
string name = "convertPpt.pptx";
string format = ExportFormat.Pdf.ToString(); // Odp、PPT、PPtx、PPS、PPSx、Pdf、Xps
ExportOptions options = null;
string password = null;
string storage = null;
string folder = "input";
var response = documentApi.ConvertPpt(name, format, options, password, storage, folder);
}