The Changi naval base is currently the larger of Singapore's two naval bases with the Tuas naval base being the smaller one. The Empire docks and the Sembawang naval base of the Royal Navy built by the colonial administration in the nineteen thirties are now shipyards.
There are two vessels on some form of dry dock in the first Google Earth image. There is a submarine on dry land. What submarine is that? The RSS Archer or the RSS Challenger class?
RSS Endurance class Landing Ship Tanks (LST) moored on the left. On the top, there are two RSS Victory class missile corvettes and one RSS Formidable class frigate.