CA 1656 then BR 715 at Beijing
Dandong → Beijing → Taipei
Timetable, Beijing time
19:10CA 1656 from Dandong at the gate
13:55BR 715 to Taipei leaves the gate
18 h 45 apart on the timetable, overnight
BR 715 leaves 18 h 45 after CA 1656 arrives on the timetable: more than half a day, so not a connection we count.