CA 1892 then HU 7297 at Beijing
Quzhou → Beijing → Lanzhou
Timetable, Beijing time
18:30CA 1892 from Quzhou at the gate
15:45HU 7297 to Lanzhou leaves the gate
21 h 15 apart on the timetable, overnight
HU 7297 leaves 21 h 15 after CA 1892 arrives on the timetable: more than half a day, so not a connection we count.