KN 5037 then CZ 3215 at Guangzhou
Wenzhou → Guangzhou → Xi'an
Timetable, Guangzhou time
14:40KN 5037 from Wenzhou at the gate
14:15CZ 3215 to Xi'an leaves the gate
23 h 35 apart on the timetable, overnight
CZ 3215 leaves 23 h 35 after KN 5037 arrives on the timetable: more than half a day, so not a connection we count.