EU 6677 then CA 1865 at Pudong
Chengdu → Shanghai → Guangzhou
Timetable, Shanghai time
20:00EU 6677 from Chengdu at the gate
17:05CA 1865 to Guangzhou leaves the gate
21 h 05 apart on the timetable, overnight
CA 1865 leaves 21 h 05 after EU 6677 arrives on the timetable: more than half a day, so not a connection we count.