Aerial photo shows craftsmen washing raw materials in a river in Shiqiao Village of Danzhai County, southwest China's Guizhou Province, April 24, 2019. Wang Xingwu, 53, a national intangible cultural heritage inheritor in papermaking, learned the papermaking technique from his family as a child. Besides exerting the old papermaking technique to its full potential, Wang keeps raising product quality and improving the making procedure. With the involvement of plants in the papermaking process, he has created more than 160 kinds of patterned papers and paper crafts. He also develops a kind of handmade white paper more suitable for writing calligraphy and painting. (Xinhua/Huang Xiaohai)