CA 1696 then CA 1355 at Beijing
Daqing Shi → Beijing → Haikou
Timetable, Beijing time
19:15CA 1696 from Daqing Shi at the gate
14:00CA 1355 to Haikou leaves the gate
18 h 45 apart on the timetable, overnight
CA 1355 leaves 18 h 45 after CA 1696 arrives on the timetable: more than half a day, so not a connection we count.