Pictured is the Minister for Defence Teo Chee Hean presenting Commissioning Warrant to COL Giam Hock Koon, Commanding Officer of RSS STEADFAST. Singapore commissioned three state-of-the art warships, according to a release from the Singapore Ministry of Defense. RSS INTREPID, RSS STEADFAST and RSS TENACIOUS, the second, third and fourth Formidable-Class frigates from the Republic of Singapore Navy (RSN) will be commissioned into the RSN's operational service, having completed their sea trials and operational training.