BEGIN:VCALENDAR
                        VERSION:2.0
                        PRODID:-//hacksw/handcal//NONSGML v1.0//EN
                        BEGIN:VEVENT
                        UID:96a3de5d7984616e46382df49f9fec00https://gba-vietnam.org
                        DTSTAMP:20260422T151859
                        DTSTART:TZID=20260422T151859
                        DTEND:TZID=20260422T151859
                        SUMMARY:GBA Workshop: Circular Economy in Manufacturing
                        DESCRIPTION:
                        END:VEVENT
                        END:VCALENDAR