CA 1336 then KE 852 at Beijing
Nanning → Beijing → Seoul Incheon
Timetable, Beijing time
15:25CA 1336 from Nanning at the gate
10:40KE 852 to Seoul Incheon leaves the gate
19 h 15 apart on the timetable, overnight
KE 852 leaves 19 h 15 after CA 1336 arrives on the timetable: more than half a day, so not a connection we count.