CA 1492 then 3U 8106 at Beijing
Zunyi → Beijing → Chongqing
Timetable, Beijing time
23:55CA 1492 from Zunyi at the gate
21:203U 8106 to Chongqing leaves the gate
21 h 25 apart on the timetable, overnight
3U 8106 leaves 21 h 25 after CA 1492 arrives on the timetable: more than half a day, so not a connection we count.