BEGIN:VCALENDAR
VERSION:2.0
PRODID:-//time.now/holidays//NONSGML v1.0//EN
BEGIN:VEVENT
UID:b2923422-f4c6-4036-85e1-dc29db2057d7
DTSTAMP:20260420T213716Z
DTSTART;VALUE=DATE:20331227
SUMMARY:Christmas Day (observed) (Hong Kong)
END:VEVENT
END:VCALENDAR