BEGIN:VCALENDAR
VERSION:2.0
PRODID:-//PYVOBJECT//NONSGML Version 1//EN
BEGIN:VTIMEZONE
TZID:Asia/Saigon
BEGIN:STANDARD
DTSTART:20000101T000000
RRULE:FREQ=YEARLY;BYMONTH=1
TZNAME:+07
TZOFFSETFROM:+0700
TZOFFSETTO:+0700
END:STANDARD
END:VTIMEZONE
BEGIN:VEVENT
UID:20260806T200018Z - 20440@ubuntu22
DTSTART;TZID=Asia/Saigon:20260818T173000
DTEND;TZID=Asia/Saigon:20260818T173000
CREATED:20260806T200018Z
DTSTAMP:20260806T200018Z
LOCATION:Khách sạn Mường Thanh\, Vietnam\, False
SUMMARY:Hội Thảo Phú Thọ
END:VEVENT
END:VCALENDAR