Is Dandong centralized isolation at its own expense or free?

It's free. According to the information on the query interface, Dandong's centralized isolation is free, and it is taken away from centralized isolation for free anywhere in the country, with food and drink for seven days. Dandong is a municipality under the jurisdiction of Liaoning Province, located in the southeast of Liaoning Province, facing Sinuiju City of the Democratic People's Republic of Korea across the river in the east.