The slow train from North Korea: How Kim Jong Un travels to China

Experts say North Korea’s bulletproof trains provide a safer, more comfortable space than its ageing passenger aircraft, accommodating entourages, security, amenities, and meeting discussions.

North Korean leader Kim Jong Un left Pyongyang in his signature green train on Monday on his way to Beijing, relying on a slow but specialised form of transport that the reclusive country’s leaders have used for decades.