AQ 1102 then HO 1852 at Guangzhou
Chongqing → Guangzhou → Shanghai Hongqiao
Timetable, Guangzhou time
01:00AQ 1102 from Chongqing at the gate
21:15HO 1852 to Shanghai Hongqiao leaves the gate
20 h 15 apart on the timetable
HO 1852 leaves 20 h 15 after AQ 1102 arrives on the timetable: more than half a day, so not a connection we count.