9C 8734 then CZ 313 at Pudong
Taiyuan → Shanghai → Seoul
Timetable, Shanghai time
15:159C 8734 from Taiyuan at the gate
08:00CZ 313 to Seoul leaves the gate
16 h 45 apart on the timetable, overnight
CZ 313 leaves 16 h 45 after 9C 8734 arrives on the timetable: more than half a day, so not a connection we count.