CA 8568 then CZ 6252 at Pudong
Wenzhou → Shanghai → Harbin
Timetable, Shanghai time
21:00CA 8568 from Wenzhou at the gate
20:20CZ 6252 to Harbin leaves the gate
23 h 20 apart on the timetable, overnight
CZ 6252 leaves 23 h 20 after CA 8568 arrives on the timetable: more than half a day, so not a connection we count.