CA 818 then HU 7605 at Beijing
Washington → Beijing → Shanghai Hongqiao
Timetable, Beijing time
03:55CA 818 from Washington at the gate
16:00HU 7605 to Shanghai Hongqiao leaves the gate
12 h 05 apart on the timetable
HU 7605 leaves 12 h 05 after CA 818 arrives on the timetable: more than half a day, so not a connection we count.