Two men prepare to feed a Tibetan antelope in Hoh Xil, Southwest China's Tibet autonomous region on April 1, 2011. About 30 workers from an antelope protection institute near the 109 National Highway in the sparsely populated region have been providing treatment and care for over 270 antelopes injured or abandoned on the plateau. [Photo/Xinhua]

A T275 express passenger train from Yinchuan, Ningxia, to Beijing prepares to run from the railway station in Yinchuan, Northwest China's Ningxia Hui autonomous region, April 1, 2011. It was the first express train from Ningxia, carrying 1,408 passengers on the first day of operation. [Photo/Xinhua]