Just 27 kilometres away from its border with China, North Korea has a secret missile base in Singpung. This facility, which is larger than New York’s John F Kennedy International Airport, is rumoured to house six to nine of the country’s most advanced intercontinental ballistic missiles.

North Korea has quietly built and operated a sprawling long-range missile base near the Chinese border that stores Kim Jong Un’s most advanced strategic weapons, demonstrating the regime’s ongoing efforts to advance its nuclear strike capabilities,