UO 251 then CX 701 at Hong Kong
Sanya → Hong Kong → Bangkok
Timetable, Hong Kong time
22:25UO 251 from Sanya at the gate
16:00CX 701 to Bangkok leaves the gate
17 h 35 apart on the timetable, overnight
CX 701 leaves 17 h 35 after UO 251 arrives on the timetable: more than half a day, so not a connection we count.