9G 634 then EU 6678 at Pudong
Ho Chi Minh City → Shanghai → Chengdu
Timetable, Shanghai time
02:459G 634 from Ho Chi Minh City at the gate
21:05EU 6678 to Chengdu leaves the gate
18 h 20 apart on the timetable
EU 6678 leaves 18 h 20 after 9G 634 arrives on the timetable: more than half a day, so not a connection we count.