CZ 3391 then MF 8294 at Guangzhou
Zhengzhou → Guangzhou → Tianjin
Timetable, Guangzhou time
13:30CZ 3391 from Zhengzhou at the gate
12:00MF 8294 to Tianjin leaves the gate
22 h 30 apart on the timetable, overnight
MF 8294 leaves 22 h 30 after CZ 3391 arrives on the timetable: more than half a day, so not a connection we count.