BEGIN:VCALENDAR VERSION:2.0 PRODID:-//hacksw/handcal//NONSGML v1.0//EN TZ:+00 BEGIN:VEVENT DTSTART:20240402T000000Z DTEND:20240402T000000Z SUMMARY:2024 Catalysis Science & Technology symposium : Virtual registration deadline due before 2nd April 2024 LOCATION:The 欧美AV,London,United Kingdom END:VEVENT END:VCALENDAR