A freight train from North Korea arrived in China's border city of Dandong on Sunday after a long interval caused by the coronavirus pandemic, sources close to the matter said, but it remains uncertain whether the two countries will resume trade in a full-fledged manner anytime soon.North Korea, which claims no COVID-19 cases have been found in the country, has cut off land traffic to and from China due to worries that the virus, first detected in the central Chinese city of Wuhan in late 2019, could enter its territory.The customs office in Dandong near the Yalu River has been effectively …READ FULL ARTICLE