CA 1906 then HU 7297 at Beijing
Zhuhai → Beijing → Lanzhou
Timetable, Beijing time
18:00CA 1906 from Zhuhai at the gate
15:45HU 7297 to Lanzhou leaves the gate
21 h 45 apart on the timetable, overnight
HU 7297 leaves 21 h 45 after CA 1906 arrives on the timetable: more than half a day, so not a connection we count.