CA 4165 then BR 715 at Beijing
Guiyang → Beijing → Taipei
Timetable, Beijing time
20:15CA 4165 from Guiyang at the gate
19:55BR 715 to Taipei leaves the gate
23 h 40 apart on the timetable, overnight
BR 715 leaves 23 h 40 after CA 4165 arrives on the timetable: more than half a day, so not a connection we count.