ZH 9962 then ZH 8903 at Guangzhou
Wenzhou → Guangzhou → Zhengzhou
Timetable, Guangzhou time
00:10ZH 9962 from Wenzhou at the gate
22:15ZH 8903 to Zhengzhou leaves the gate
22 h 05 apart on the timetable
ZH 8903 leaves 22 h 05 after ZH 9962 arrives on the timetable: more than half a day, so not a connection we count.