Photo shows the Guole 3C well of Tarim Oilfield in the Taklimakan Desert hinterland of Shaya County, Aksu Prefecture, northwest China’s Xinjiang Uygur Autonomous Region. China’s largest ultra-deep oilfield achieves the development of scale benefit. The drilling depth of the well has reached 9,396 meters, making it the deepest horizontal well in Asia, which marks that the Tarim Oilfield has officially entered a new stage of exploration and development of ultra-deep oil and gas at 9000 meters.