Wei Lizhong (2nd R), inheritor of Chinese woodblock printing technique, who is also the curator of Hangzhou Shizhuzhai Museum, teaches children to make woodblock printing work during an exhibition of Shizhuzhai at the provincial art museum in Hangzhou, east China's Zhejiang Province, May 2, 2018. Over 100 pieces of woodblock printing works were displayed at the exhibition. (Xinhua/Xu Yu)?