Meng Yusong, 77-year-old inheritor of the making skills of Ruci porcelain, looks at pieces of Ruci porcelain at in an exhibition room in Ruzhou City, central China's Henan Province, March 13, 2019. The making of Ruci porcelain was listed in the third group of the National Intangible Cultural Heritages in 2011. (Xinhua/Li An)