BEGIN:VCALENDAR VERSION:2.0 PRODID:-//hacksw/handcal//NONSGML v1.0//EN TZ:+00 BEGIN:VEVENT DTSTART:20211008T000000Z DTEND:20211008T000000Z SUMMARY:ChemComm symposium on Green 91AV & Celebration of 70th Anniversary of East China Normal University starts on the 8th October 2021 LOCATION:East China Normal University,Shanghai,China END:VEVENT END:VCALENDAR