CZ 8210 then ZH 8993 at Guangzhou
Bazhong → Guangzhou → Haikou
Timetable, Guangzhou time
23:40CZ 8210 from Bazhong at the gate
20:20ZH 8993 to Haikou leaves the gate
20 h 40 apart on the timetable, overnight
ZH 8993 leaves 20 h 40 after CZ 8210 arrives on the timetable: more than half a day, so not a connection we count.