BEGIN:VCALENDAR
VERSION:2.0
PRODID:-//time.now/holidays//NONSGML v1.0//EN
BEGIN:VEVENT
UID:4d3c2b56-b655-4d61-9595-c0a0e96d538c
DTSTAMP:20260422T223738Z
DTSTART;VALUE=DATE:20260501
SUMMARY:National Labor Day (Thaïlande)
END:VEVENT
END:VCALENDAR