Sun Xianyong demonstrates kerosene lamps for primary school pupils at an idle factory in Henanya Village in Jimo District of Qingdao, east China's Shandong Province, May 5, 2019. Sun Xianyong, a 56-year-old collector in Jimo District, has collected over 10,000 old-fashioned articles ranging from agricultural equipment and pottery to traditional-styled attire and furniture over the past 15 years. In 2015, he stored up those articles in an idle factory at Henanya Village for people's visit free of charge. (Xinhua/Liang Xiaopeng)