Createing A new directory to Save uplaoded Files

 if (!System.IO.Directory.Exists(fullpath))
                    {
                        System.IO.Directory.CreateDirectory(fullpath);
                    }

Above Condition Checks the Wheather path alredy existed or not if the path does not existed then it will create A new directory
to save Files

  FileUploadAttach.SaveAs(savingPath);