OD 357 then SQ 113 at Kuala Lumpur
Batam → Kuala Lumpur → Singapore
Timetable, Kuala Lumpur time
15:00OD 357 from Batam at the gate
14:40SQ 113 to Singapore leaves the gate
23 h 40 apart on the timetable, overnight
SQ 113 leaves 23 h 40 after OD 357 arrives on the timetable: more than half a day, so not a connection we count.