CA 8320 then BR 751 at Pudong
Xining → Shanghai → Taipei
Timetable, Shanghai time
15:20CA 8320 from Xining at the gate
16:00BR 751 to Taipei leaves the gate
40 min apart on the timetable
The last days
CA 8320 and BR 751 weren’t both flown 15 min to 12 h apart in the last 21 days.
Statistics from past flights, not live flight information. Always check times and your connection with your airline, and don’t base travel or booking decisions on these numbers.