EU 6677 then CZ 6536 at Pudong
Chengdu → Shanghai → Dalian
Timetable, Shanghai time
20:00EU 6677 from Chengdu at the gate
18:55CZ 6536 to Dalian leaves the gate
22 h 55 apart on the timetable, overnight
CZ 6536 leaves 22 h 55 after EU 6677 arrives on the timetable: more than half a day, so not a connection we count.