9C 6760 then EU 6678 at Pudong
Shenyang → Shanghai → Chengdu
Timetable, Shanghai time
00:459C 6760 from Shenyang at the gate
12:55EU 6678 to Chengdu leaves the gate
12 h 10 apart on the timetable
EU 6678 leaves 12 h 10 after 9C 6760 arrives on the timetable: more than half a day, so not a connection we count.