SQ 923 then MU 898 at Changi
Surabaya → Singapore → Hangzhou
Timetable, Singapore time
13:35SQ 923 from Surabaya at the gate
03:30MU 898 to Hangzhou leaves the gate
13 h 55 apart on the timetable, overnight
MU 898 leaves 13 h 55 after SQ 923 arrives on the timetable: more than half a day, so not a connection we count.