CA 1220 then OM 224 at Beijing
Yinchuan → Beijing → Ulaanbaatar
Timetable, Beijing time
11:55CA 1220 from Yinchuan at the gate
11:30OM 224 to Ulaanbaatar leaves the gate
23 h 35 apart on the timetable, overnight
OM 224 leaves 23 h 35 after CA 1220 arrives on the timetable: more than half a day, so not a connection we count.