3U 8205 then CZ 655 at Guangzhou
Kunming → Guangzhou → Moscow Sheremetyevo
Timetable, Guangzhou time
19:503U 8205 from Kunming at the gate
16:00CZ 655 to Moscow Sheremetyevo leaves the gate
20 h 10 apart on the timetable, overnight
CZ 655 leaves 20 h 10 after 3U 8205 arrives on the timetable: more than half a day, so not a connection we count.