China's trade with North Korea plummeted around 90 percent in 2021 from 2019 before the novel coronavirus pandemic began, government data showed Tuesday, as Pyongyang bolstered strict anti-epidemic measures, including closing its borders.Last year, the total value of China's trade with North Korea fell to $318 million, the lowest level since leader Kim Jong Un became the nation's supreme leader following the death of his father and predecessor, Kim Jong Il, in December 2011.North Korea claims no COVID-19 infection cases have been found in the country, but it had cut off land traffic to and …READ FULL ARTICLE