CA 1696 then CX 391 at Beijing
Daqing Shi → Beijing → Hong Kong
Timetable, Beijing time
19:15CA 1696 from Daqing Shi at the gate
13:45CX 391 to Hong Kong leaves the gate
18 h 30 apart on the timetable, overnight
CX 391 leaves 18 h 30 after CA 1696 arrives on the timetable: more than half a day, so not a connection we count.