BEGIN:VCALENDAR
PRODID:-//AT Content Types//AT Event//EN
VERSION:1.0
BEGIN:VEVENT
DTSTART:20120902T200000Z
DTEND:20120902T220000Z
DCREATED:20120910T095725Z
UID:ATEvent-0f0fd74a-b5fd-4470-b0ea-face2d3bd1d2
SEQUENCE:0
LAST-MODIFIED:20120910T095728Z
SUMMARY:lab seminar
DESCRIPTION:Huijing
LOCATION:A-401
PRIORITY:3
TRANSP:0
END:VEVENT
END:VCALENDAR