CA 8903 then SC 7957 at Beijing
Dalian → Beijing → Chongqing
Timetable, Beijing time
10:10CA 8903 from Dalian at the gate
22:20SC 7957 to Chongqing leaves the gate
12 h 10 apart on the timetable
SC 7957 leaves 12 h 10 after CA 8903 arrives on the timetable: more than half a day, so not a connection we count.