A masked lama performs exorcism dance at a square of the Labrang Monastery in Xiahe County, northwest China's Gansu Province, Feb. 18, 2019. The Labrang Monastery held the annual event of exorcism dance to pray for good luck in the new year. Built in 1709, Labrang Monastery is one of the six great monasteries of the Gelug Sect of Tibetan Buddhism. (Xinhua/Chen Bin)