CZ 3868 then CZ 3713 at Guangzhou
LIJ → Guangzhou → Hohhot
Timetable, Guangzhou time
20:00CZ 3868 from LIJ at the gate
16:15CZ 3713 to Hohhot leaves the gate
20 h 15 apart on the timetable, overnight
CZ 3713 leaves 20 h 15 after CZ 3868 arrives on the timetable: more than half a day, so not a connection we count.