CZ 6777 then CZ 3867 at Guangzhou
Haikou → Guangzhou → LIJ
Timetable, Guangzhou time
15:25CZ 6777 from Haikou at the gate
15:00CZ 3867 to LIJ leaves the gate
23 h 35 apart on the timetable, overnight
CZ 3867 leaves 23 h 35 after CZ 6777 arrives on the timetable: more than half a day, so not a connection we count.