CZ 3440 then CZ 3333 at Guangzhou
Chongqing → Guangzhou → Meixian
Timetable, Guangzhou time
09:30CZ 3440 from Chongqing at the gate
06:30CZ 3333 to Meixian leaves the gate
21 h apart on the timetable, overnight
CZ 3333 leaves 21 h after CZ 3440 arrives on the timetable: more than half a day, so not a connection we count.