CA 1880 then 3U 8888 at Beijing
Yiwu → Beijing → Chengdu Shuangliu
Timetable, Beijing time
18:30CA 1880 from Yiwu at the gate
17:403U 8888 to Chengdu Shuangliu leaves the gate
23 h 10 apart on the timetable, overnight
3U 8888 leaves 23 h 10 after CA 1880 arrives on the timetable: more than half a day, so not a connection we count.