9C 6726 then ZH 9833 at Guangzhou
Ningbo → Guangzhou → Wuxi
Timetable, Guangzhou time
22:159C 6726 from Ningbo at the gate
20:35ZH 9833 to Wuxi leaves the gate
22 h 20 apart on the timetable, overnight
ZH 9833 leaves 22 h 20 after 9C 6726 arrives on the timetable: more than half a day, so not a connection we count.