BEGIN:VCALENDAR
PRODID:-//AT Content Types//AT Event//EN
VERSION:1.0
BEGIN:VEVENT
DTSTART:20140618T162500Z
DTEND:20140618T162500Z
DCREATED:20170512T162910Z
UID:ATEvent-921e40b6-28ed-4072-936e-df3a70001c26
SEQUENCE:0
LAST-MODIFIED:20170512T184849Z
SUMMARY:Invited Speaker：Han Liang
PRIORITY:3
TRANSP:0
END:VEVENT
END:VCALENDAR