Silkworm farmer Wang Yishi shows his crafts to students from Germany at a silk museum in Jili Village, Huzhou City of east China's Zhejiang Province, May 23, 2019. A silk museum in Jili Village opened for the public for free in recent days, which displays relative tools and goods of the silk in Huzhou collected by silkworm farmer Wang Yishi. (Xinhua/Tan Jin)