Some chinese font lost when i convert pdf to image use Aspose.PDF

I have a pdf file,Some chinese font lost when i convert it to jpg image use Aspose.PDF for Net 22.9.

the sample code:

    void Main()
    {
    	var doc = new Aspose.Pdf.Document(@"C:\Users\54390\Downloads\demo.pdf");
    	var pageCount = doc.Pages.Count;
    	for (var idx = 1; idx <= pageCount; idx++)
    	{
		using (var ms = new MemoryStream())
		{
			var resolution = new Aspose.Pdf.Devices.Resolution(256);
			Aspose.Pdf.Devices.ImageDevice imgDevice = new Aspose.Pdf.Devices.JpegDevice(resolution);
			imgDevice.Process(doc.Pages[idx], ms);

			using (var img = System.Drawing.Image.FromStream(ms))
			{
				img.Save(@"C:\Users\54390\Downloads\"+ idx +".jpg");
			}
		}
	}
}

the compare result:
20221016193841.png (365.1 KB)

the demo file:
demo.pdf (91.1 KB)

@sullivan

We have logged this problem in our issue tracking system as PDFNET-52757. You will be notified via this forum thread once this issue is resolved. We apologize for your inconvenience.

Could you please share your working environment e.g. operating system, .NET version etc.?

@tahir.manzoor
OS version:Windows 10、Windows 11
.NET:net framework 4.7

@sullivan

Thanks for sharing the detail. We will inform you once there is an update available on this issue.

@tahir.manzoor
Hello,Is there any progress on this issue? Thank you!

@sullivan

We are afraid that the earlier logged ticket has not been yet resolved. We will let you know once we have some updates about its fix. Please spare us some time.

We are sorry for the inconvenience.