OZ 363 then 3U 6006 at Pudong
Seoul → Shanghai → Harbin
Timetable, Shanghai time
11:55OZ 363 from Seoul at the gate
11:053U 6006 to Harbin leaves the gate
23 h 10 apart on the timetable, overnight
3U 6006 leaves 23 h 10 after OZ 363 arrives on the timetable: more than half a day, so not a connection we count.