CA 1950 then HU 7297 at Beijing
Haikou → Beijing → Lanzhou
Timetable, Beijing time
17:45CA 1950 from Haikou at the gate
15:45HU 7297 to Lanzhou leaves the gate
22 h apart on the timetable, overnight
HU 7297 leaves 22 h after CA 1950 arrives on the timetable: more than half a day, so not a connection we count.