: Changchun University of Technology released a file called 2021.11.rar containing the official formatting specifications for graduate degree theses. 4. Technical Resource Libraries
: A major update for multi-brand vehicle diagnostic scanners (like Delphi or Autocom). 2021.11.rar
Because "2021.11.rar" is a very common name, it is often used as a mask for malware or adware on file-sharing sites. If you are downloading this from an unofficial source, ensure you scan it with updated antivirus software before extracting. : Changchun University of Technology released a file