3U 8883 then CA 1255 at Beijing
Chengdu Shuangliu → Beijing → Yining
Timetable, Beijing time
12:103U 8883 from Chengdu Shuangliu at the gate
06:20CA 1255 to Yining leaves the gate
18 h 10 apart on the timetable, overnight
CA 1255 leaves 18 h 10 after 3U 8883 arrives on the timetable: more than half a day, so not a connection we count.