BEGIN:VCALENDAR
VERSION:2.0
PRODID:-//CANN conference calendar
METHOD:REQUEST
BEGIN:VEVENT
SUMMARY:QA-SIG20260425
DTSTART:20260422T060000Z
DTEND:20260422T074500Z
DTSTAMP:20260422T060000Z
UID:WeLink981765206
SEQUENCE:0
ATTENDEE:qa@cann.osinfra.cn
BEGIN:VALARM
ACTION:DISPLAY
DESCRIPTION:Reminder
TRIGGER;RELATED=START:-PT15M
END:VALARM
END:VEVENT
END:VCALENDAR