BEGIN:VCALENDAR PRODID:-//Inverse inc.//NONSGML SOGo//EN VERSION:2.0 BEGIN:VTIMEZONE TZID:Asia/Phnom_Penh X-LIC-LOCATION:Asia/Phnom_Penh BEGIN:STANDARD TZOFFSETFROM:+0700 TZOFFSETTO:+0700 TZNAME:ICT DTSTART:19700101T000000 END:STANDARD END:VTIMEZONE END:VCALENDAR