The 3-door variant of the Zhongtong N12 has made its debut on various ISB services, with a large batch on the way.
ISB Advertising: Transforming Campus Mobility Through Electrification
In late November 2022, a BYD B12 3-door bus was wrapped with a promotional livery designed by an NUS student.
Debut of Electric 3-Door BYD B12s on ISB Routes
3-door buses are here on the roads! BYD B12s made their service debut on 21 November 2022.
Commencement of Scheduled Electric ISBs
Two electric coaches have been temporarily deployed to Service BTC, to kickstart electric ISB operations.
COM 3 Amendment for Service D1
Service D1 was amended on 25 July 2022 to ply COM 3 instead of COM 2.