HU 7478 then CA 1511 at Beijing
Hangzhou → Beijing → Nanchang
Timetable, Beijing time
10:55HU 7478 from Hangzhou at the gate
10:10CA 1511 to Nanchang leaves the gate
23 h 15 apart on the timetable, overnight
CA 1511 leaves 23 h 15 after HU 7478 arrives on the timetable: more than half a day, so not a connection we count.