File photo taken on Sept. 7, 2016 shows the Five-hundred-meter Aperture Spherical Telescope (FAST) in Pingtang County, southwest China's Guizhou Province. The FAST, world's largest radio telescope, was put into use on Sept. 25, 2016 in a mountainous region in Guizhou. China is taking a leading position in strategic hi-tech sectors. It will enhance strength in science and technology in the coming years to create more opportunities for itself and the world. (Xinhua/Liu Xu)
