Photo taken on July 20, 2018 shows the tools used by wood carving craftsman Guo Dong in Shijiazhuang, capital of north China's Hebei Province. The "Guoshi wood carving" (literally meaning Guo Family-style wood carving) has been listed as an intangible cultural heritage of Shijiazhuang, and Guo Dong is an inheritor of this art. (Xinhua/Chen Qibao)