KR 721 then CI 832 at Bangkok
Siem Reap → Bangkok → Taipei
Timetable, Bangkok time
17:05KR 721 from Siem Reap at the gate
14:05CI 832 to Taipei leaves the gate
21 h apart on the timetable, overnight
CI 832 leaves 21 h after KR 721 arrives on the timetable: more than half a day, so not a connection we count.