Shi Yuequn (L), a 72-year-old craftsperson, teaches the technique of hand-made shoes to her apprentice in Jingning County, east China's Zhejiang Province, March 15, 2017. The technique of traditional shoemaking is the intangible cultural heritage of Lishui City in Zhejiang. The booming rural e-commerce has played a positive role in promoting these cloth shoes to consumers outside the county. (Xinhua/Li Suren)