People of Miao ethnic group play the Lusheng, a musical instrument made of multiple bamboo pipes, in celebration of the Guzang Festival at Youai Village of Sanjiang Township in Rongjiang County, southwest China's Guizhou Province, Jan. 13, 2019. Guzang Festival is the most important festival for the Miao people to offer sacrifice to their ancestors. (Xinhua/Li Changhua)