Yanji City, Dunhua City and Tumen City. According to the Yanbian Epidemic Prevention and Control Center, as of February 8, 2022, Yanji City, Dunhua City and Tumen City all had epidemics. Yanbian Korean Autonomous Prefecture is an autonomous prefecture under the jurisdiction of Jilin Province, located at the border between China and North Korea in the east of Jilin Province, at the junction of China, Russia and North Korea, and adjacent to Primorsky Krai in Russia in the east.