CZ 3224 then HY 574 at Guangzhou
Yan'an → Guangzhou → Tashkent
Timetable, Guangzhou time
13:30CZ 3224 from Yan'an at the gate
05:30HY 574 to Tashkent leaves the gate
16 h apart on the timetable, overnight
HY 574 leaves 16 h after CZ 3224 arrives on the timetable: more than half a day, so not a connection we count.