A key oil pipeline at the North Korea-China border recently appeared to undergo repairs or possibly an expansion, NK Pro has found, as North Korea faces continuing economic difficulties from their prolonged pandemic lockdown and mismanaged natural disasters.

According to NK Pro analysis of recent satellite imagery, construction work began in April both at China Petroleum Pipeline Engineering Co. facilities on the edge of the Yalu River and across the water on North Korean territory.

The coinciding construction and images of boats on the DPRK shore suggest the two sides have been coordinating and perhaps