
A herd of sheep graze on Bayan Bulag grassland in Hejing County, northwest China's Xinjiang Uygur Autonomous Region, April 6, 2017. In April, Bayan Bulag grassland enters into its busiest season for sheep breeding. (Xinhua/Jiang Wenyao)

A herd of sheep graze on Bayan Bulag grassland in Hejing County, northwest China's Xinjiang Uygur Autonomous Region, April 6, 2017. In April, Bayan Bulag grassland enters into its busiest season for sheep breeding. (Xinhua/Jiang Wenyao)