Hu Kefeng (right) writes down the lyrics of a folk song sung by 90-year-old paper maker Zhong Zhengqiu at Shangfeng village in Wanzai county, East China's Jiangxi province, June 13, 2016. The county has a long history of folk ditties sung at the paper-making mills since the Ming Dynasty (1368-1644). In 2008, the folk songs were inscribed as an intangible cultural heritage of Jiangxi. However, fewer people nowadays can sing the songs. [Photo/China News Service]