BEGIN:VCALENDAR
VERSION:2.0
PRODID:-//time.now/holidays//NONSGML v1.0//EN
BEGIN:VEVENT
UID:15d8df36-4b51-4d99-8611-07c070ede41c
DTSTAMP:20260420T015725Z
DTSTART;VALUE=DATE:20210505
SUMMARY:Day off (substituted from 05/08/2021) (China)
END:VEVENT
END:VCALENDAR