BEGIN:VCALENDAR
VERSION:2.0
PRODID:-//time.now/holidays//NONSGML v1.0//EN
BEGIN:VEVENT
UID:212a04bc-e1f1-4650-bfee-718e8870c5b9
DTSTAMP:20260420T042219Z
DTSTART;VALUE=DATE:20210920
SUMMARY:Day off (substituted from 09/18/2021) (China)
END:VEVENT
END:VCALENDAR