BEGIN:VCALENDAR
VERSION:2.0
PRODID:-//CANN conference calendar
METHOD:CANCEL
BEGIN:VEVENT
SUMMARY:[Cancel] Ascend C SIG ������������
DTSTART:20260522T040000Z
DTEND:20260522T050000Z
DTSTAMP:20260522T040000Z
UID:WeLink968987566
SEQUENCE:2
ATTENDEE:ascendc@cann.osinfra.cn
END:VEVENT
END:VCALENDAR