CZ 3264 then CZ 3339 at Guangzhou
Dazhou → Guangzhou → Xuzhou
Timetable, Guangzhou time
23:15CZ 3264 from Dazhou at the gate
18:50CZ 3339 to Xuzhou leaves the gate
19 h 35 apart on the timetable, overnight
CZ 3339 leaves 19 h 35 after CZ 3264 arrives on the timetable: more than half a day, so not a connection we count.