The comobo photo taken on Dec. 6, 2017 shows Song Chunsheng, the inheritor of Ni Gugu playing Ni Gugu in Yangqitun Village of Liyang Township in Xunxian County, central China's Henan Province. Ni Gugu is a kind of clay sculpture in Xunxian County which can make sound. It was enlisted as one of the national intangible cultural heritages in 2006. (Xinhua/Feng Dapeng)