FM 865 then VN 680 at Kuala Lumpur
Shanghai → Kuala Lumpur → Hanoi
Timetable, Kuala Lumpur time
20:15FM 865 from Shanghai at the gate
20:10VN 680 to Hanoi leaves the gate
23 h 55 apart on the timetable, overnight
VN 680 leaves 23 h 55 after FM 865 arrives on the timetable: more than half a day, so not a connection we count.