On September 20, 2022, aerial photography of the Mangya Oil Base in Qinghai Province. Going east from Huadugou Town, the station of Mangya City, about 20 kilometers came to the scope of the Mangya City Oil Base. Here, Liang's pumping machines are densely packed. Viewed from the air, densely packed machines are scattered on the earth, and against the backdrop of the white saline-alkali land, it is as if they have come to an alien world.
