Singapore Bunker Firm Director Jailed for Obstructing North Korea Sanctions Breach Investigation 8 June 2022 Manfred Low Cheng Jing, director of Yuk Tung Energy, has been sentenced to 15 weeks of jail.Author: Capt. Johnhttps://shipandbunker.com/news/world/326246-singapore-bunker-firm-director-jailed-for-obstructing-north-korea-sanctions-breach-investigation