3U 8733 then HU 7233 at Guangzhou
Chengdu Shuangliu → Guangzhou → Ningbo
Timetable, Guangzhou time
15:203U 8733 from Chengdu Shuangliu at the gate
07:25HU 7233 to Ningbo leaves the gate
16 h 05 apart on the timetable, overnight
HU 7233 leaves 16 h 05 after 3U 8733 arrives on the timetable: more than half a day, so not a connection we count.