BEGIN:VCALENDAR
VERSION:2.0
PRODID:-//PYVOBJECT//NONSGML Version 1//EN
BEGIN:VTIMEZONE
TZID:Asia/Shanghai
BEGIN:STANDARD
DTSTART:20000101T000000
RRULE:FREQ=YEARLY;BYMONTH=1
TZNAME:CST
TZOFFSETFROM:+0800
TZOFFSETTO:+0800
END:STANDARD
END:VTIMEZONE
BEGIN:VEVENT
UID:20260520T073520Z - 15508@ip-172-31-21-77
DTSTART;TZID=Asia/Shanghai:20260421T090000
DTEND;TZID=Asia/Shanghai:20260423T090000
CREATED:20260520T073520Z
DTSTAMP:20260520T073520Z
LOCATION:Asta Systems\, 24/F\, Wanchai Central Building\, 89 Lockhart Rd\, 
 Wan Chai\, Hong Kong\, 香港
SUMMARY:介紹會
END:VEVENT
END:VCALENDAR