CZ 3258 then HU 7233 at Guangzhou
Xuzhou → Guangzhou → Ningbo
Timetable, Guangzhou time
12:50CZ 3258 from Xuzhou at the gate
07:25HU 7233 to Ningbo leaves the gate
18 h 35 apart on the timetable, overnight
HU 7233 leaves 18 h 35 after CZ 3258 arrives on the timetable: more than half a day, so not a connection we count.