CA 1624 then OM 224 at Beijing
Harbin → Beijing → Ulaanbaatar
Timetable, Beijing time
19:00CA 1624 from Harbin at the gate
11:30OM 224 to Ulaanbaatar leaves the gate
16 h 30 apart on the timetable, overnight
OM 224 leaves 16 h 30 after CA 1624 arrives on the timetable: more than half a day, so not a connection we count.