It uses the vnd. tree prefix: type "/" "vnd." subtype * Examples: application/vnd.ms-excel, application/vnd.oasis.opendocument.text.
Nó sử dụng tiền tố cây vnd.: type "/" "vnd." subtype * Ví dụ: application/vnd.ms-excel , application/vnd.oasis.opendocument.text .