North Korea has dismantled import quarantine facilities at a converted airport near the Chinese border, according to NK Pro analysis of satellite imagery, signaling a shift in trade policies and possible plan to reopen an important military-civilian airport.

Planet Labs imagery shows almost all structures along the Uiju Airport runway were torn down between Aug. 8 and 24. They were built in 2021 for disinfecting and quarantining imports from China for long periods amid extreme fears of a COVID-19 outbreak.

NK Pro reported earlier this month on the initial demolition of some smaller buildings, after major floods in