As a new cold wave sweeps through Chongqing, China, a power maintenance station perched over 1,300 meters above sea level is using drone patrols to monitor and protect icy transmission lines. #China #PowerGrid #drones
As a new cold wave sweeps through Chongqing, China, a power maintenance station perched over 1,300 meters above sea level is using drone patrols to monitor and protect icy transmission lines. #China #PowerGrid #drones
