Defence experts also say Pulau Tekong could become a broader Singapore Armed Forces training hub, beyond its current role as a basic military training site.

The new island, modelled on Jurong Island's development, could house advanced manufacturing and future power infrastructure.

Sentosa and neighbouring Pulau Brani are also set for major transformations, with plans for new attractions and enhanced connectivity between the two islands and the mainland.

Defence experts also say Pulau Tekong could become a broader Singapore Armed Forces training hub, beyond its current role as a basic military training site.